[ 
https://issues.apache.org/jira/browse/BEAM-4024?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Charles Chen updated BEAM-4024:
-------------------------------
    Description: 
Recently, changes were made to support streaming side inputs in the Beam Python 
DirectRunner ([https://github.com/apache/incubator-beam/pull/4838] and 
[https://github.com/apache/beam/pull/4949]).  However, these changes cause 
problems when the BundleBasedDirectRunner is explicitly used.  When Beam Python 
tests are run with the BundleBasedDirectRunner (i.e. when the FnApiRunner is 
disabled), the following errors occur:

======================================================================
 FAIL: test_empty_write (apache_beam.io.filebasedsink_test.TestFileBasedSink)
 ----------------------------------------------------------------------
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
 line 159, in test_empty_write
 p | beam.Create([]) | beam.io.Write(sink) # pylint: 
disable=expression-not-assigned
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError: 
 -------------------- >> begin captured logging << --------------------
 root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
 root: INFO: Running pipeline with DirectRunner.
 root: DEBUG: Creating 1 empty shard(s).
 root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
batches: 1, num_threads: 1
 root: INFO: Renamed 1 shards in 0.11 seconds.
 root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Giving up after 4 attempts.
 root: WARNING: A task failed with exception: 
 --------------------- >> end captured logging << ---------------------

======================================================================
 FAIL: test_static_value_provider_empty_write 
(apache_beam.io.filebasedsink_test.TestFileBasedSink)
 ----------------------------------------------------------------------
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
 line 172, in test_static_value_provider_empty_write
 p | beam.Create([]) | beam.io.Write(sink) # pylint: 
disable=expression-not-assigned
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError: 
 -------------------- >> begin captured logging << --------------------
 root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
 root: INFO: Running pipeline with DirectRunner.
 root: DEBUG: Creating 1 empty shard(s).
 root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
batches: 1, num_threads: 1
 root: INFO: Renamed 1 shards in 0.12 seconds.
 root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Giving up after 4 attempts.
 root: WARNING: A task failed with exception: 
 --------------------- >> end captured logging << ---------------------

======================================================================
 FAIL: test_combine_globally_with_default 
(apache_beam.transforms.combiners_test.CombineTest)
 ----------------------------------------------------------------------
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
 line 294, in test_combine_globally_with_default
 assert_that(p | Create([]) | CombineGlobally(sum), equal_to([0]))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError: 
 -------------------- >> begin captured logging << --------------------
 root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
 root: INFO: Running pipeline with DirectRunner.
 root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Giving up after 4 attempts.
 root: WARNING: A task failed with exception: 
 --------------------- >> end captured logging << ---------------------

======================================================================
 FAIL: test_combine_globally_with_default_side_input 
(apache_beam.transforms.combiners_test.CombineTest)
 ----------------------------------------------------------------------
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
 line 312, in test_combine_globally_with_default_side_input
 assert_that(result2, equal_to([10]), label='r2')
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError: 
 -------------------- >> begin captured logging << --------------------
 root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
 root: INFO: Running pipeline with DirectRunner.
 root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Giving up after 4 attempts.
 root: WARNING: A task failed with exception: 
 --------------------- >> end captured logging << ---------------------

======================================================================
 FAIL: test_write_with_empty_pcollection 
(apache_beam.transforms.write_ptransform_test.WriteTest)
 ----------------------------------------------------------------------
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
 line 118, in test_write_with_empty_pcollection
 self._run_write_test(data)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
 line 108, in _run_write_test
 assert_that(result, is_empty())
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError: 
 -------------------- >> begin captured logging << --------------------
 root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
 root: INFO: Running pipeline with DirectRunner.
 root: DEBUG: Creating 1 empty shard(s).
 root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
 AssertionError

root: ERROR: Giving up after 4 attempts.
 root: WARNING: A task failed with exception: 
 --------------------- >> end captured logging << ---------------------

----------------------------------------------------------------------
 Ran 1589 tests in 243.724s

FAILED (failures=5, skipped=45)
 Test failed: <unittest.runner.TextTestResult run=1589 errors=0 failures=5>

The following error also occurs:

Exception in thread Thread: 0, ExecutorServiceWorker-0 (executing):
 Traceback (most recent call last):
 File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
 self.run()
 File "apache_beam/runners/direct/executor.py", line 92, in run
 task.call()
 File "apache_beam/runners/direct/executor.py", line 302, in call
 main_onto_side_window = window_mapping_fn(self._latest_main_input_window)
 AttributeError: 'TransformExecutor' object has no attribute 
'_latest_main_input_window'

We should fix these issues.

  was:
Recently, changes were made to support streaming side inputs in the Beam Python 
DirectRunner.  However, these changes cause problems when the 
BundleBasedDirectRunner is explicitly used.  When Beam Python tests are run 
with the BundleBasedDirectRunner (i.e. when the FnApiRunner is disabled), the 
following errors occur:

======================================================================
FAIL: test_empty_write (apache_beam.io.filebasedsink_test.TestFileBasedSink)
----------------------------------------------------------------------
Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
 line 159, in test_empty_write
 p | beam.Create([]) | beam.io.Write(sink) # pylint: 
disable=expression-not-assigned
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError: 
-------------------- >> begin captured logging << --------------------
root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
root: INFO: Running pipeline with DirectRunner.
root: DEBUG: Creating 1 empty shard(s).
root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
batches: 1, num_threads: 1
root: INFO: Renamed 1 shards in 0.11 seconds.
root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Giving up after 4 attempts.
root: WARNING: A task failed with exception: 
--------------------- >> end captured logging << ---------------------

======================================================================
FAIL: test_static_value_provider_empty_write 
(apache_beam.io.filebasedsink_test.TestFileBasedSink)
----------------------------------------------------------------------
Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
 line 172, in test_static_value_provider_empty_write
 p | beam.Create([]) | beam.io.Write(sink) # pylint: 
disable=expression-not-assigned
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError: 
-------------------- >> begin captured logging << --------------------
root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
root: INFO: Running pipeline with DirectRunner.
root: DEBUG: Creating 1 empty shard(s).
root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
batches: 1, num_threads: 1
root: INFO: Renamed 1 shards in 0.12 seconds.
root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Giving up after 4 attempts.
root: WARNING: A task failed with exception: 
--------------------- >> end captured logging << ---------------------

======================================================================
FAIL: test_combine_globally_with_default 
(apache_beam.transforms.combiners_test.CombineTest)
----------------------------------------------------------------------
Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
 line 294, in test_combine_globally_with_default
 assert_that(p | Create([]) | CombineGlobally(sum), equal_to([0]))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError: 
-------------------- >> begin captured logging << --------------------
root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
root: INFO: Running pipeline with DirectRunner.
root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Giving up after 4 attempts.
root: WARNING: A task failed with exception: 
--------------------- >> end captured logging << ---------------------

======================================================================
FAIL: test_combine_globally_with_default_side_input 
(apache_beam.transforms.combiners_test.CombineTest)
----------------------------------------------------------------------
Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
 line 312, in test_combine_globally_with_default_side_input
 assert_that(result2, equal_to([10]), label='r2')
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError: 
-------------------- >> begin captured logging << --------------------
root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
root: INFO: Running pipeline with DirectRunner.
root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Giving up after 4 attempts.
root: WARNING: A task failed with exception: 
--------------------- >> end captured logging << ---------------------

======================================================================
FAIL: test_write_with_empty_pcollection 
(apache_beam.transforms.write_ptransform_test.WriteTest)
----------------------------------------------------------------------
Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
 line 118, in test_write_with_empty_pcollection
 self._run_write_test(data)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
 line 108, in _run_write_test
 assert_that(result, is_empty())
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", line 
409, in __exit__
 self.run().wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
 line 104, in run
 state = result.wait_until_finish()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
 line 421, in wait_until_finish
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 360, in await_completion
 self._executor.await_completion()
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 406, in await_completion
 six.reraise(t, v, tb)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError: 
-------------------- >> begin captured logging << --------------------
root: INFO: Missing pipeline option (runner). Executing pipeline using the 
default runner: DirectRunner.
root: INFO: Running pipeline with DirectRunner.
root: DEBUG: Creating 1 empty shard(s).
root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Exception at bundle 
<apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
due to an exception.
 Traceback (most recent call last):
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 307, in call
 side_input_values)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 346, in attempt_call
 self._completion_callback.handle_result(self, self._input_bundle, result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
 line 238, in handle_result
 input_committed_bundle, self._timer_firings, transform_result)
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 242, in handle_result
 committed_bundle.get_elements_iterable(make_copy=True))
 File 
"/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
 line 97, in add_values
 assert not view.has_result
AssertionError

root: ERROR: Giving up after 4 attempts.
root: WARNING: A task failed with exception: 
--------------------- >> end captured logging << ---------------------

----------------------------------------------------------------------
Ran 1589 tests in 243.724s

FAILED (failures=5, skipped=45)
Test failed: <unittest.runner.TextTestResult run=1589 errors=0 failures=5>

The following error also occurs:

Exception in thread Thread: 0, ExecutorServiceWorker-0 (executing):
Traceback (most recent call last):
 File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
 self.run()
 File "apache_beam/runners/direct/executor.py", line 92, in run
 task.call()
 File "apache_beam/runners/direct/executor.py", line 302, in call
 main_onto_side_window = window_mapping_fn(self._latest_main_input_window)
AttributeError: 'TransformExecutor' object has no attribute 
'_latest_main_input_window'

We should fix these issues.


> BundleBasedDirectRunner fails with recent side input changes
> ------------------------------------------------------------
>
>                 Key: BEAM-4024
>                 URL: https://issues.apache.org/jira/browse/BEAM-4024
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-py-core
>            Reporter: Charles Chen
>            Assignee: Charles Chen
>            Priority: Major
>
> Recently, changes were made to support streaming side inputs in the Beam 
> Python DirectRunner ([https://github.com/apache/incubator-beam/pull/4838] and 
> [https://github.com/apache/beam/pull/4949]).  However, these changes cause 
> problems when the BundleBasedDirectRunner is explicitly used.  When Beam 
> Python tests are run with the BundleBasedDirectRunner (i.e. when the 
> FnApiRunner is disabled), the following errors occur:
> ======================================================================
>  FAIL: test_empty_write (apache_beam.io.filebasedsink_test.TestFileBasedSink)
>  ----------------------------------------------------------------------
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
>  line 159, in test_empty_write
>  p | beam.Create([]) | beam.io.Write(sink) # pylint: 
> disable=expression-not-assigned
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", 
> line 409, in __exit__
>  self.run().wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
>  line 104, in run
>  state = result.wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
>  line 421, in wait_until_finish
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 360, in await_completion
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 406, in await_completion
>  six.reraise(t, v, tb)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError: 
>  -------------------- >> begin captured logging << --------------------
>  root: INFO: Missing pipeline option (runner). Executing pipeline using the 
> default runner: DirectRunner.
>  root: INFO: Running pipeline with DirectRunner.
>  root: DEBUG: Creating 1 empty shard(s).
>  root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
> batches: 1, num_threads: 1
>  root: INFO: Renamed 1 shards in 0.11 seconds.
>  root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd4bda950>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Giving up after 4 attempts.
>  root: WARNING: A task failed with exception: 
>  --------------------- >> end captured logging << ---------------------
> ======================================================================
>  FAIL: test_static_value_provider_empty_write 
> (apache_beam.io.filebasedsink_test.TestFileBasedSink)
>  ----------------------------------------------------------------------
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/io/filebasedsink_test.py",
>  line 172, in test_static_value_provider_empty_write
>  p | beam.Create([]) | beam.io.Write(sink) # pylint: 
> disable=expression-not-assigned
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", 
> line 409, in __exit__
>  self.run().wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
>  line 104, in run
>  state = result.wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
>  line 421, in wait_until_finish
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 360, in await_completion
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 406, in await_completion
>  six.reraise(t, v, tb)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError: 
>  -------------------- >> begin captured logging << --------------------
>  root: INFO: Missing pipeline option (runner). Executing pipeline using the 
> default runner: DirectRunner.
>  root: INFO: Running pipeline with DirectRunner.
>  root: DEBUG: Creating 1 empty shard(s).
>  root: INFO: Starting finalize_write threads with num_shards: 1 (skipped: 0), 
> batches: 1, num_threads: 1
>  root: INFO: Renamed 1 shards in 0.12 seconds.
>  root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcd7a8488>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Giving up after 4 attempts.
>  root: WARNING: A task failed with exception: 
>  --------------------- >> end captured logging << ---------------------
> ======================================================================
>  FAIL: test_combine_globally_with_default 
> (apache_beam.transforms.combiners_test.CombineTest)
>  ----------------------------------------------------------------------
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
>  line 294, in test_combine_globally_with_default
>  assert_that(p | Create([]) | CombineGlobally(sum), equal_to([0]))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", 
> line 409, in __exit__
>  self.run().wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
>  line 104, in run
>  state = result.wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
>  line 421, in wait_until_finish
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 360, in await_completion
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 406, in await_completion
>  six.reraise(t, v, tb)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError: 
>  -------------------- >> begin captured logging << --------------------
>  root: INFO: Missing pipeline option (runner). Executing pipeline using the 
> default runner: DirectRunner.
>  root: INFO: Running pipeline with DirectRunner.
>  root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fceb35dd0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Giving up after 4 attempts.
>  root: WARNING: A task failed with exception: 
>  --------------------- >> end captured logging << ---------------------
> ======================================================================
>  FAIL: test_combine_globally_with_default_side_input 
> (apache_beam.transforms.combiners_test.CombineTest)
>  ----------------------------------------------------------------------
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/combiners_test.py",
>  line 312, in test_combine_globally_with_default_side_input
>  assert_that(result2, equal_to([10]), label='r2')
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", 
> line 409, in __exit__
>  self.run().wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
>  line 104, in run
>  state = result.wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
>  line 421, in wait_until_finish
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 360, in await_completion
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 406, in await_completion
>  six.reraise(t, v, tb)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError: 
>  -------------------- >> begin captured logging << --------------------
>  root: INFO: Missing pipeline option (runner). Executing pipeline using the 
> default runner: DirectRunner.
>  root: INFO: Running pipeline with DirectRunner.
>  root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fd47254d0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Giving up after 4 attempts.
>  root: WARNING: A task failed with exception: 
>  --------------------- >> end captured logging << ---------------------
> ======================================================================
>  FAIL: test_write_with_empty_pcollection 
> (apache_beam.transforms.write_ptransform_test.WriteTest)
>  ----------------------------------------------------------------------
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
>  line 118, in test_write_with_empty_pcollection
>  self._run_write_test(data)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/transforms/write_ptransform_test.py",
>  line 108, in _run_write_test
>  assert_that(result, is_empty())
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/pipeline.py", 
> line 409, in __exit__
>  self.run().wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/testing/test_pipeline.py",
>  line 104, in run
>  state = result.wait_until_finish()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/direct_runner.py",
>  line 421, in wait_until_finish
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 360, in await_completion
>  self._executor.await_completion()
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 406, in await_completion
>  six.reraise(t, v, tb)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError: 
>  -------------------- >> begin captured logging << --------------------
>  root: INFO: Missing pipeline option (runner). Executing pipeline using the 
> default runner: DirectRunner.
>  root: INFO: Running pipeline with DirectRunner.
>  root: DEBUG: Creating 1 empty shard(s).
>  root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Exception at bundle 
> <apache_beam.runners.direct.bundle_factory._Bundle object at 0x7f6fcda1aef0>, 
> due to an exception.
>  Traceback (most recent call last):
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 307, in call
>  side_input_values)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 346, in attempt_call
>  self._completion_callback.handle_result(self, self._input_bundle, result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/executor.py",
>  line 238, in handle_result
>  input_committed_bundle, self._timer_firings, transform_result)
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 242, in handle_result
>  committed_bundle.get_elements_iterable(make_copy=True))
>  File 
> "/usr/local/google/home/ccy/git/beam/sdks/python/apache_beam/runners/direct/evaluation_context.py",
>  line 97, in add_values
>  assert not view.has_result
>  AssertionError
> root: ERROR: Giving up after 4 attempts.
>  root: WARNING: A task failed with exception: 
>  --------------------- >> end captured logging << ---------------------
> ----------------------------------------------------------------------
>  Ran 1589 tests in 243.724s
> FAILED (failures=5, skipped=45)
>  Test failed: <unittest.runner.TextTestResult run=1589 errors=0 failures=5>
> The following error also occurs:
> Exception in thread Thread: 0, ExecutorServiceWorker-0 (executing):
>  Traceback (most recent call last):
>  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
>  self.run()
>  File "apache_beam/runners/direct/executor.py", line 92, in run
>  task.call()
>  File "apache_beam/runners/direct/executor.py", line 302, in call
>  main_onto_side_window = window_mapping_fn(self._latest_main_input_window)
>  AttributeError: 'TransformExecutor' object has no attribute 
> '_latest_main_input_window'
> We should fix these issues.



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