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April 25 good-first issue about incomplete definitions

1

Fixes Good-First issue from Apr 25. Checks if incomplete defs are there and if there is, throws incomplete error statement.

ajaypatel12345

Using numpy types conditionally gives confusing `[assignment]` error

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### Bug Report When running strict mode on a simple example with numpy types, mypy will generate a confusing error message for `[assignment]` in which the expression type and the...

cebtenzzre

[mypyc] Optimize TYPE_CHECKING to False at Runtime

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Fixes [mypyc/mypyc#902](https://github.com/mypyc/mypyc/issues/902) This PR finds references of `typing.TYPE_CHECKING` or `typing_extensions.TYPE_CHECKING` and optimizes them to `False` in mypyc.

srilman

TypeVar declared at class scope with generic bound specialized on an in-scope generic parameter TypeVar doesn't give an error

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**Bug Report** I don't think that `TypeVar`s at class scope have any particular meaning, but if they reject `bound=T` they ought to also reject `bound=G[T]` in the same way. **To...

glyph

IndexError: list index out of range

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**Crash Report** Mypy crashes when run on a python repo with `mypy .` **Traceback** ``` error: INTERNAL ERROR -- Please try using mypy master on GitHub: https://mypy.readthedocs.io/en/stable/common_issues.html#using-a-development-mypy-build Please report a...

joshvoigts

Generate an error if using a type from the numbers module

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**Feature** Generate an error if a type from the stdlib `numbers` module is used in an annotation. Use a dedicated error code so that the error can be easily enabled...

JukkaL

cached runs of dmypy stop reporting "unused type: ignore" warnings

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Using mypy 0.782, I run `dmypy run .` on my codebase. The first time it runs, it correctly reports a few ``` error: unused 'type: ignore' comment ``` same as...

rggjan

Type ignore comments erroneously marked as unused by dmypy

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There is currently a misbehaviour where "type: ignore" comments are erroneously marked as unused in re-runs of dmypy. There are also cases where errors disappear on the re-run. As far...

meshy

Class inheriting from property doesn't typecheck properly when used as a decorator

3

I have a custom class inheriting from `property`. When I go to use this as a decorator though mypy seems to miss that it's a property at all. This is...

matthchr

Decorated properties report error: "not callable" in mypy 1.7.1 and master

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**Bug Report** Prior to mypy 1.7, we were able to add decorators on top of properties by adding a `# type: ignore` comment. In 1.7.1, the decorated attribute now errors...

rouge8