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Tag: exception-handling

Handle specific exception from python package

I would like to handle the following Exception from py_vollib/py_lets_be_rational in specific way. Tried this without success: what am I doing wrong? any help would be appreciated. Answer Looking at the implementation, you’re missing the period at the end of the sentence: I don’t see the point in this check because that will always be the message the exception is

Python “raise from” usage

What’s the difference between raise and raise from in Python? which yields and which yields Answer The difference is that when you use from, the __cause__ attribute is set and the message states that the exception was directly caused by. If you omit the from then no __cause__ is set, but the __context__ attribute may be set as well, and