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github.com_openSUSE_osc/osc/util/safewriter.py

25 lines
809 B
Python

# be careful when debugging this code:
# don't add print statements when setting sys.stdout = SafeWriter(sys.stdout)...
class SafeWriter:
"""
Safely write an (unicode) str. In case of an "UnicodeEncodeError" the
the str is encoded with the "encoding" encoding.
All getattr, setattr calls are passed through to the "writer" instance.
"""
def __init__(self, writer, encoding='unicode_escape'):
self._writer = writer
self._encoding = encoding
def write(self, s):
try:
self._writer.write(s)
except UnicodeEncodeError as e:
self._writer.write(s.encode(self._encoding))
def __getattr__(self, name):
return getattr(self._writer, name)
def __setattr__(self, name, value):
super().__setattr__(name, value)