New submission from Niels Albers :
raise from has been in the language since
python 3, yet the tutorial page teaching about exceptions does not mention it.
(see https://docs.python.org/3.7/tutorial/errors.html#raising-exceptions)
It would be especially helpful to language newcomers to touch
Change by Niels Albers :
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type: -> enhancement
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<https://bugs.python.org/issue37891>
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Niels Albers added the comment:
Thanks Srinivas for the suggestion. IMO exception chaining has more utility
than only dealing with new exceptions that are caused by exception handling.
It's all about preserving exception context. As both a writer of libraries and
a user of such, I do
