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Disallow plain Concatenate[...] as type hint #21425
Description
Bug Report
Pretty sure this is not OK.
To Reproduce
from typing import Concatenate
x: Concatenate[...]Expected Behavior
error
Actual Behavior
no error
Your Environment
reproduced in mypy-play.
- Mypy version used: 1.20.2
- Mypy command-line flags: N/A
- Mypy configuration options from
mypy.ini(and other config files): N/A - Python version used: 3.12
Activity
[-]Disallow plain `Concatenate[...]`[/-][+]Disallow plain `Concatenate[...]` as type hint[/+]