pandas\core\arrays\categorical.py:514: error: Implicit generic "Any". Use "typing.List" and specify generic parameters

Author: simonjayhawkins

pandas/_typing.py

@@ -23,6 +23,7 @@
     from pandas.core.indexes.base import Index  # noqa: F401
     from pandas.core.series import Series  # noqa: F401
     from pandas.core.generic import NDFrame  # noqa: F401
+    from pandas import Interval  # noqa: F401
 
 
 AnyArrayLike = TypeVar("AnyArrayLike", "ExtensionArray", "Index", "Series", np.ndarray)
@@ -32,10 +33,12 @@
 FilePathOrBuffer = Union[str, Path, IO[AnyStr]]
 
 FrameOrSeries = TypeVar("FrameOrSeries", bound="NDFrame")
-Scalar = Union[str, int, float, bool]
+PythonScalar = Union[str, int, float, bool]
+PandasScalar = Union[DatetimeLikeScalar, "Interval"]
+Scalar = Union[PythonScalar, PandasScalar]
 Axis = Union[str, int]
 Ordered = Optional[bool]
-JSONSerializable = Union[Scalar, List, Dict]
+JSONSerializable = Union[PythonScalar, List, Dict]
 
 Axes = Collection
 

pandas/core/arrays/categorical.py

@@ -1,14 +1,14 @@
 import operator
 from shutil import get_terminal_size
-from typing import Type, Union, cast
+from typing import List, Type, Union, cast
 from warnings import warn
 
 import numpy as np
 
 from pandas._config import get_option
 
 from pandas._libs import algos as libalgos, hashtable as htable
-from pandas._typing import ArrayLike, Dtype, Ordered
+from pandas._typing import ArrayLike, Dtype, Ordered, Scalar
 from pandas.compat.numpy import function as nv
 from pandas.util._decorators import (
     Appender,
@@ -511,7 +511,7 @@ def itemsize(self) -> int:
         """
         return self.categories.itemsize
 
-    def tolist(self) -> list:
+    def tolist(self) -> List[Scalar]:
         """
         Return a list of the values.