def __del__(self):
"""Print tracebacks and die.
If the *last* (and I do mean *last*) callback leaves me in an error
state, print a traceback (if said errback is a Failure).
"""
if self.failResult is not None:
log.msg("Unhandled error in Deferred:", isError=True)
debugInfo = self._getDebugTracebacks()
if debugInfo != '':
log.msg("(debug: " + debugInfo + ")", isError=True)
log.err(self.failResult)
def logError(err):
log.err(err)
return err