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bpo-29587: Update gen.throw() to chain exceptions (python#19823)
Before this commit, if an exception was active inside a generator when calling gen.throw(), that exception was lost (i.e. there was no implicit exception chaining). This commit fixes that by setting exc.__context__ when calling gen.throw(exc).
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Misc/NEWS.d/next/Core and Builtins/2020-04-30-00-50-25.bpo-29587.oEwSq.rst
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Original file line number | Diff line number | Diff line change |
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Enable implicit exception chaining when calling :meth:`generator.throw`. |
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