Fixes #15127: Added optional error code to flag missing return type and tests #19994
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… in semantic analysis file; added tests as well
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Contributor
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According to mypy_primer, this change doesn't affect type check results on a corpus of open source code. ✅ |
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I'm going to close this in favor of #19125. Please let me know if that is missing something. (In fact, now that you know how to implement parts, you can review that PR!) |
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Added an optional error code in errorcodes.py which flags missing return type annotations in functions that have annotated parameters. The check runs in semanal.py and ignores init and lambdas. There is also a small unit test file which demonstrates behavior.