https://github.com/pandas-dev/pandas-stubs/pull/1462/files/9409ca00bff10f24c48218f3268279ec5d33cc70#r2510949482

Author: cmp0xff

pandas-stubs/core/indexes/datetimelike.pyi

@@ -13,7 +13,6 @@ from pandas._typing import (
     AxisIndex,
     GenericT_co,
     TimeUnit,
-    np_1darray_int64,
     np_ndarray_complex,
 )
 
@@ -63,5 +62,3 @@ class DatetimeTimedeltaMixin(DatetimeIndexOpsMixin[S1, GenericT_co]):
     @property
     def unit(self) -> TimeUnit: ...
     def as_unit(self, unit: TimeUnit) -> Self: ...
-    @property
-    def asi8(self) -> np_1darray_int64: ...

tests/indexes/test_datetime_index.py

@@ -4,14 +4,11 @@
 
 import numpy as np
 import pandas as pd
-from typing_extensions import (
-    assert_type,
-)
+from typing_extensions import assert_type
 
 from tests import (
     check,
     np_1darray,
-    np_1darray_int64,
 )
 
 
@@ -124,15 +121,4 @@ def test_datetimeindex_indexer_between_time() -> None:
 
 def test_datetimeindex_snap() -> None:
     dti = pd.date_range("2023-01-01", "2023-02-01")
-    check(
-        assert_type(
-            dti.snap("MS"),
-            pd.DatetimeIndex,
-        ),
-        pd.DatetimeIndex,
-    )
-
-
-def test_datetimeindex_properties() -> None:
-    dti = pd.date_range("2023-01-01", "2023-02-01")
-    check(assert_type(dti.asi8, np_1darray_int64), np_1darray_int64, np.integer)
+    check(assert_type(dti.snap("MS"), pd.DatetimeIndex), pd.DatetimeIndex)