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GH1641 Pandas 3.0 support #1643

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41911ed
GH1641 Pandas 3.0 support
loicdiridollou Jan 22, 2026
fd2fa7a
GH1641 Drop python 3.10
loicdiridollou Jan 22, 2026
9de72ab
GH1641 Fix missing 3.12 version split
loicdiridollou Jan 22, 2026
87f529a
Merge branch 'main' into gh1641_pandas_30
loicdiridollou Jan 22, 2026
cfb75eb
GH1641 Fix missing 3.12 version split
loicdiridollou Jan 22, 2026
6ad17ac
GH1641 PR Feedback
loicdiridollou Jan 24, 2026
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17 changes: 7 additions & 10 deletions pandas-stubs/core/algorithms.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -23,9 +23,7 @@ from pandas._typing import (
ShapeT,
TakeIndexer,
np_1darray,
np_1darray_dt,
np_1darray_int64,
np_1darray_td,
np_ndarray,
)

Expand All @@ -38,18 +36,17 @@ def unique(values: IntervalIndex[IntervalT]) -> IntervalIndex[IntervalT]: ...
@overload
def unique(values: PeriodIndex) -> PeriodIndex: ...
@overload
# switch to DatetimeIndex after Pandas 3.0
def unique(values: DatetimeIndex) -> np_1darray_dt | DatetimeIndex: ...
def unique(values: DatetimeIndex) -> DatetimeIndex: ...
@overload
# switch to TimedeltaIndex after Pandas 3.0
def unique(values: TimedeltaIndex) -> np_1darray_td: ...
def unique(values: TimedeltaIndex) -> TimedeltaIndex: ...
@overload
# switch to Index[int] after Pandas 3.0
def unique(values: RangeIndex) -> np_1darray_int64: ...
def unique(values: RangeIndex) -> Index[int]: ...
@overload
def unique(values: MultiIndex) -> np_ndarray: ...
def unique( # type: ignore[overload-overlap] # pyright: ignore[reportOverlappingOverload]
values: MultiIndex,
) -> np_ndarray: ...
@overload
def unique(values: Index) -> np_1darray | Index: ... # switch to Index after Pandas 3.0
def unique(values: Index) -> Index: ...
@overload
def unique(values: Categorical) -> Categorical: ...

Expand Down
7 changes: 3 additions & 4 deletions pandas-stubs/core/arrays/datetimes.pyi
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Expand Up @@ -8,6 +8,7 @@ from pandas.core.arrays.datetimelike import (
TimelikeOps,
)
from pandas.core.arrays.period import PeriodArray
from pandas.core.arrays.string_ import BaseStringArray
from pandas.core.indexes.datetimes import DatetimeIndex
from pandas.core.series import Series

Expand Down Expand Up @@ -62,10 +63,8 @@ class DatetimeArray(TimelikeOps, DatelikeOps):
def to_pydatetime(self) -> np_1darray_object: ...
def normalize(self) -> Self: ...
def to_period(self, freq: Frequency | None = None) -> PeriodArray: ...
# TODO: BaseStringArray after Pandas 3.0 pandas-dev/pandas#57064
def month_name(self, locale: str | None = None) -> np_1darray_object: ...
# TODO: BaseStringArray after Pandas 3.0 pandas-dev/pandas#57064
def day_name(self, locale: str | None = None) -> np_1darray_object: ...
def month_name(self, locale: str | None = None) -> BaseStringArray: ...
def day_name(self, locale: str | None = None) -> BaseStringArray: ...
@property
def time(self) -> np_1darray_object: ...
@property
Expand Down
187 changes: 13 additions & 174 deletions pandas-stubs/core/frame.pyi
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Expand Up @@ -813,14 +813,14 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
self,
expr: _str,
*,
inplace: Literal[False] = False,
parser: Literal["pandas", "python"] = ...,
engine: Literal["python", "numexpr"] | None = ...,
local_dict: dict[_str, Any] | None = ...,
global_dict: dict[_str, Any] | None = ...,
resolvers: MutableSequence[Mapping[Any, Any]] | None = ...,
level: int = ...,
target: object | None = ...,
inplace: Literal[False] = False,
) -> Self: ...
@overload
def eval(self, expr: _str, *, inplace: Literal[True], **kwargs: Any) -> None: ...
Expand Down Expand Up @@ -889,20 +889,6 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
limit: int | None = None,
tolerance: float | Timedelta | None = ...,
) -> Self: ...
@overload
def rename(
self,
mapper: Renamer | None = ...,
*,
index: Renamer | None = ...,
columns: Renamer | None = ...,
axis: Axis | None = ...,
copy: bool = ...,
inplace: Literal[True],
level: Level | None = None,
errors: IgnoreRaise = ...,
) -> None: ...
@overload
def rename(
self,
mapper: Renamer | None = ...,
Expand All @@ -911,46 +897,24 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
columns: Renamer | None = ...,
axis: Axis | None = ...,
copy: bool = ...,
inplace: Literal[False] = False,
inplace: bool = False,
level: Level | None = None,
errors: IgnoreRaise = ...,
) -> Self: ...
@overload
def fillna(
self,
value: Scalar | NAType | dict[Any, Any] | Series | DataFrame | None = ...,
*,
axis: Axis | None = ...,
limit: int = ...,
inplace: Literal[True],
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def fillna(
self,
value: Scalar | NAType | dict[Any, Any] | Series | DataFrame | None = ...,
*,
axis: Axis | None = ...,
limit: int = ...,
inplace: Literal[False] = False,
inplace: bool = False,
) -> Self: ...
@overload
def replace(
self,
to_replace: ReplaceValue | Mapping[HashableT2, ReplaceValue] = ...,
value: ReplaceValue | Mapping[HashableT3, ReplaceValue] = ...,
*,
inplace: Literal[True],
regex: ReplaceValue | Mapping[HashableT3, ReplaceValue] = ...,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def replace(
self,
to_replace: ReplaceValue | Mapping[HashableT2, ReplaceValue] = ...,
value: ReplaceValue | Mapping[HashableT3, ReplaceValue] = ...,
*,
inplace: Literal[False] = False,
inplace: bool = False,
regex: ReplaceValue | Mapping[HashableT3, ReplaceValue] = ...,
) -> Self: ...
def shift(
Expand Down Expand Up @@ -1373,20 +1337,10 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
observed: _bool = True,
sort: _bool = True,
) -> Self: ...
@overload
def stack(
self,
level: IndexLabel = ...,
*,
future_stack: Literal[True],
) -> Self | Series: ...
@overload
def stack(
self,
level: IndexLabel = ...,
dropna: _bool = ...,
sort: _bool = ...,
future_stack: Literal[False] = False,
future_stack: Literal[True] = True,
) -> Self | Series: ...
def explode(
self, column: Sequence[Hashable], ignore_index: _bool = False
Expand Down Expand Up @@ -1942,22 +1896,11 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
inclusive: IntervalClosedType = "both",
axis: Axis | None = 0,
) -> Self: ...
@overload
def bfill(
self,
*,
axis: Axis | None = None,
inplace: Literal[True],
limit: int | None = ...,
limit_area: Literal["inside", "outside"] | None = ...,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def bfill(
self,
*,
axis: Axis | None = None,
inplace: Literal[False] = False,
inplace: bool = False,
limit: int | None = ...,
limit_area: Literal["inside", "outside"] | None = ...,
) -> Self: ...
Expand All @@ -1968,7 +1911,7 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
upper: float | None = ...,
*,
axis: Axis | None = ...,
inplace: Literal[False] = False,
inplace: bool = False,
**kwargs: Any,
) -> Self: ...
@overload
Expand All @@ -1978,7 +1921,7 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
upper: AnyArrayLike | None = ...,
*,
axis: Axis = ...,
inplace: Literal[False] = False,
inplace: bool = False,
**kwargs: Any,
) -> Self: ...
@overload
Expand All @@ -1988,52 +1931,9 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
upper: AnyArrayLike = ...,
*,
axis: Axis = ...,
inplace: Literal[False] = False,
**kwargs: Any,
) -> Self: ...
@overload
def clip( # pyright: ignore[reportOverlappingOverload]
self,
lower: None = None,
upper: None = None,
*,
axis: Axis | None = ...,
inplace: Literal[True],
inplace: bool = False,
**kwargs: Any,
) -> Self: ...
@overload
def clip(
self,
lower: float | None = ...,
upper: float | None = ...,
*,
axis: Axis | None = ...,
inplace: Literal[True],
**kwargs: Any,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def clip(
self,
lower: AnyArrayLike = ...,
upper: AnyArrayLike | None = ...,
*,
axis: Axis = ...,
inplace: Literal[True],
**kwargs: Any,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def clip(
self,
lower: AnyArrayLike | None = ...,
upper: AnyArrayLike = ...,
*,
axis: Axis = ...,
inplace: Literal[True],
**kwargs: Any,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@final
def copy(self, deep: _bool = True) -> Self: ...
def cummax(
Expand Down Expand Up @@ -2109,22 +2009,11 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
axis: AxisIndex = 0,
method: CalculationMethod = "single",
) -> Expanding[Self]: ...
@overload
def ffill(
self,
*,
axis: Axis | None = ...,
inplace: Literal[True],
limit: int | None = ...,
limit_area: Literal["inside", "outside"] | None = ...,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def ffill(
self,
*,
axis: Axis | None = ...,
inplace: Literal[False] = False,
inplace: bool = False,
limit: int | None = ...,
limit_area: Literal["inside", "outside"] | None = ...,
) -> Self: ...
Expand Down Expand Up @@ -2168,20 +2057,6 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
def head(self, n: int = 5) -> Self: ...
@final
def infer_objects(self, copy: _bool | None = ...) -> Self: ...
@overload
def interpolate(
self,
method: InterpolateOptions = ...,
*,
axis: Axis = 0,
limit: int | None = ...,
limit_direction: Literal["forward", "backward", "both"] = ...,
limit_area: Literal["inside", "outside"] | None = ...,
inplace: Literal[True],
**kwargs: Any,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def interpolate(
self,
method: InterpolateOptions = ...,
Expand All @@ -2190,7 +2065,7 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
limit: int | None = ...,
limit_direction: Literal["forward", "backward", "both"] = ...,
limit_area: Literal["inside", "outside"] | None = ...,
inplace: Literal[False] = False,
inplace: bool = False,
**kwargs: Any,
) -> Self: ...
def keys(self) -> Index: ...
Expand Down Expand Up @@ -2222,24 +2097,6 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
axis: Axis = "columns",
level: Level | None = None,
) -> Self: ...
@overload
def mask(
self,
cond: (
Series
| DataFrame
| np_ndarray_bool
| Callable[[DataFrame], DataFrame]
| Callable[[Any], _bool]
),
other: Scalar | Series | DataFrame | Callable[..., Any] | NAType | None = ...,
*,
inplace: Literal[True],
axis: Axis | None = ...,
level: Level | None = None,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def mask(
self,
cond: (
Expand All @@ -2250,8 +2107,8 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
| Callable[[Any], _bool]
),
other: Scalar | Series | DataFrame | Callable[..., Any] | NAType | None = ...,
inplace: bool = False,
*,
inplace: Literal[False] = False,
axis: Axis | None = ...,
level: Level | None = None,
) -> Self: ...
Expand Down Expand Up @@ -2703,24 +2560,6 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
numeric_only: _bool = False,
**kwargs: Any,
) -> Series: ...
@overload
def where(
self,
cond: (
Series
| DataFrame
| np_ndarray_bool
| Callable[[DataFrame], DataFrame]
| Callable[[Any], _bool]
),
other: Scalar | Self | Callable[..., Scalar | Self] = ...,
*,
inplace: Literal[True],
axis: Axis | None = ...,
level: Level | None = None,
# TODO: pandas-dev/pandas#63195 return Self after Pandas 3.0
) -> None: ...
@overload
def where(
self,
cond: (
Expand All @@ -2732,7 +2571,7 @@ class DataFrame(NDFrame, OpsMixin, _GetItemHack):
),
other: Scalar | Self | Callable[..., Scalar | Self] = ...,
*,
inplace: Literal[False] = False,
inplace: bool = False,
axis: Axis | None = ...,
level: Level | None = None,
) -> Self: ...
Expand Down
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