chamikaramj commented on a change in pull request #11185: [BEAM-8019] Updates
Python SDK to handle remote SDK coders and preserve tags added by remote SDKs
and propagate restriction coders.
URL: https://github.com/apache/beam/pull/11185#discussion_r401206882
##########
File path: sdks/python/apache_beam/runners/dataflow/dataflow_runner.py
##########
@@ -597,19 +611,47 @@ def _get_side_input_encoding(self, input_encoding):
},
}
- def _get_encoded_output_coder(self, transform_node, window_value=True):
- """Returns the cloud encoding of the coder for the output of a
transform."""
- from apache_beam.runners.portability.fn_api_runner.translations import \
- only_element
- if len(transform_node.outputs) == 1:
- output_tag = only_element(transform_node.outputs.keys())
- # TODO(robertwb): Handle type hints for multi-output transforms.
+ def _get_encoded_output_coder(
+ self, transform_node, window_value=True, output_tag=None):
+ """Returns the cloud encoding of the coder for the output of a transform.
+
+ If output_tag is not specified, we assume all outputs to have the same
+ encoding.
+ """
+ from apache_beam.transforms.core import RunnerAPIPTransformHolder
Review comment:
Done.
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