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Fix typing of Animation #3568

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Merged
merged 5 commits into from
Jan 13, 2024
Merged

Fix typing of Animation #3568

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b0f5847
Fix typing of FunctionOverride
dandavison Jan 1, 2024
0aa472d
Use cls instead of Self
dandavison Jan 1, 2024
595ceed
Add comment
dandavison Jan 1, 2024
f0f06f0
Use Self from typing_extensions
dandavison Jan 4, 2024
12ea21f
Merge branch 'main' into fix-animation-type
Viicos Jan 13, 2024
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4 changes: 3 additions & 1 deletion manim/animation/animation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,8 @@
from copy import deepcopy
from typing import TYPE_CHECKING, Callable, Iterable, Sequence

from typing_extensions import Self

if TYPE_CHECKING:
from manim.scene.scene import Scene

Expand Down Expand Up @@ -112,7 +114,7 @@ def __new__(
*args,
use_override=True,
**kwargs,
):
) -> Self:
if isinstance(mobject, Mobject) and use_override:
func = mobject.animation_override_for(cls)
if func is not None:
Expand Down
4 changes: 3 additions & 1 deletion manim/typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -561,7 +561,9 @@
# Due to current limitations
# (see https://github.com/python/mypy/issues/14656 / 8263),
# we don't specify the first argument type (Mobject).
FunctionOverride: TypeAlias = Callable[..., None]
# Nor are we able to specify the return type (Animation) since we cannot import
# that here.
FunctionOverride: TypeAlias = Callable
"""Function type returning an :class:`~.Animation` for the specified
:class:`~.Mobject`.
"""
Expand Down