Udi Meiri created BEAM-8879:
-------------------------------
Summary: IOError flake in PortableRunnerTest
Key: BEAM-8879
URL: https://issues.apache.org/jira/browse/BEAM-8879
Project: Beam
Issue Type: Bug
Components: runner-core, sdk-py-core
Reporter: Udi Meiri
Assignee: Kyle Weaver
Running in Py2.7 virtualenv, using this command:
{code}
for i in `seq 100`; do pytest
apache_beam/runners/portability/portable_runner_test.py::PortableRunnerTest ||
break; done
{code}
{code}
self = <contextlib.GeneratorContextManager object at 0x7f922f417b90>, type =
None, value = None, traceback = None
def __exit__(self, type, value, traceback):
if type is None:
try:
> self.gen.next()
E IOError: seek() called during concurrent operation on the same
file object
/usr/lib/python2.7/contextlib.py:24: IOError
{code}
So far I've tried this twice and gotten the above failure in 2 different tests:
PortableRunnerTest.test_error_traceback_includes_user_code
and
PortableRunnerTest.test_assert_that
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