Closes #16366: Improve diagnostics from handleError(). Thanks to Antoine Pitrou for the suggestion.

This commit is contained in:
Vinay Sajip 2012-10-31 23:49:19 +00:00
parent a889d801ed
commit d06d5403de
1 changed files with 17 additions and 6 deletions

View File

@ -879,16 +879,27 @@ class Handler(Filterer):
The record which was being processed is passed in to this method.
"""
if raiseExceptions and sys.stderr: # see issue 13807
ei = sys.exc_info()
t, v, tb = sys.exc_info()
try:
traceback.print_exception(ei[0], ei[1], ei[2],
None, sys.stderr)
sys.stderr.write('Logged from file %s, line %s\n' % (
record.filename, record.lineno))
sys.stderr.write('--- Logging error ---\n')
traceback.print_exception(t, v, tb, None, sys.stderr)
sys.stderr.write('Call stack:\n')
# Walk the stack frame up until we're out of logging,
# so as to print the calling context.
frame = tb.tb_frame
while (frame and os.path.dirname(frame.f_code.co_filename) ==
__path__[0]):
frame = frame.f_back
if frame:
traceback.print_stack(frame, file=sys.stderr)
else:
# couldn't find the right stack frame, for some reason
sys.stderr.write('Logged from file %s, line %s\n' % (
record.filename, record.lineno))
except IOError: #pragma: no cover
pass # see issue 5971
finally:
del ei
del t, v, tb
class StreamHandler(Handler):
"""