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fix AttributeError: 'TextTranscodingWrapper' object has no attribute 'buffer' on stderr

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This commit is contained in:
Bob Hyman 2016-10-22 16:07:32 -04:00
parent 00ef1c4bfb
commit 17d419a8ac
1 changed files with 8 additions and 1 deletions
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9
xonsh/proc.py
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@ -1547,9 +1547,16 @@ class CommandPipeline:
"""Streams lines to sys.stderr and the errors attribute."""
if not lines:
return
env = builtins.__xonsh_env__
enc = env.get('XONSH_ENCODING')
err = env.get('XONSH_ENCODING_ERRORS')
b = b''.join(lines)
stderr_has_buffer = hasattr(sys.stderr, 'buffer')
# write bytes to std stream
sys.stderr.buffer.write(b)
if stderr_has_buffer:
sys.stderr.buffer.write(b)
else:
sys.stderr.write(b.decode(encoding=enc, errors=err))
sys.stderr.flush()
# do some munging of the line before we save it to the attr
b = RE_HIDDEN_BYTES.sub(b'', b)