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exception: Deal with missing _message attribute

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Allow subclasses of DevlibError to not have a _message attribute, in
which case it falls back on str(self), just as when _message is None.
This commit is contained in:
Douglas Raillard 2021-09-28 14:37:46 +01:00 committed by Marc Bonnici
parent f1c8ca1a66
commit ff57e785f8
1 changed files with 8 additions and 3 deletions
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11
devlib/exception.py
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@ -22,10 +22,15 @@ class DevlibError(Exception):
@property @property
def message(self): def message(self):
if self._message is not None: try:
return self._message msg = self._message
else: except AttributeError:
msg = None
if msg is None:
return str(self) return str(self)
else:
return self._message
class DevlibStableError(DevlibError): class DevlibStableError(DevlibError):