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Description
Bug Report
A function returning NotImplementedType
cannot return NotImplemented
if strict=True
.
(A clear and concise description of what the bug is.)
To Reproduce
from types import NotImplementedType
def foo() -> NotImplementedType:
return NotImplemented
Expected Behavior
Type checks even with --strict
Actual Behavior
main.py:4: error: Returning Any from function declared to return "_NotImplementedType" [no-any-return]
Found 1 error in 1 file (checked 1 source file)
Your Environment
- Mypy version used: 1.15.0
- Mypy command-line flags:
--strict
- Mypy configuration options from
mypy.ini
(and other config files): None - Python version used: 3.12