konqui0 commented on code in PR #6767:
URL: https://github.com/apache/airflow/pull/6767#discussion_r356894253
##########
airflow/utils/log/logging_mixin.py:
##########
@@ -116,6 +116,13 @@ def isatty(self):
"""
return False
+ def fileno(self):
+ """
+ Returns the stdout file descriptor 1.
+ For compatibility reasons e.g python subprocess module stdout
redirection.
+ """
+ return 1
Review Comment:
Is there a way to identify if the stream is stderr within the
StreamLogWriter?
That's true, the only alternative I can think of would be creating a pipe,
returning its fd and writing everything written to that pipe.
I'm not sure if this would be an acceptable solution / workaround.
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