line 356 in core.py
352 caller = logging.getLogger().findCaller()
353 file_path, line_no, func_name = caller[:3]
355 raise OperationalError(
356 message="\n".join(
357 [
358 "failed to execute query at {:s}({:d}) {:s}".format(
empty exception string
>>> err = OperationalError('hoge')
>>> err
''
get string is call message method
why?
line 356 in core.py
empty exception string
get string is call message method
why?