CLN: remove normalize_datetime (#34016)

Author: jbrockmendel

pandas/_libs/tslibs/__init__.py

@@ -1,6 +1,5 @@
 __all__ = [
     "localize_pydatetime",
-    "normalize_date",
     "NaT",
     "NaTType",
     "iNaT",
@@ -17,7 +16,7 @@
 ]
 
 
-from .conversion import localize_pydatetime, normalize_date
+from .conversion import localize_pydatetime
 from .nattype import NaT, NaTType, iNaT, is_null_datetimelike
 from .np_datetime import OutOfBoundsDatetime
 from .period import IncompatibleFrequency, Period

pandas/core/arrays/datetimes.py

@@ -1,5 +1,5 @@
 from datetime import datetime, time, timedelta
-from typing import Union
+from typing import Optional, Union
 import warnings
 
 import numpy as np
@@ -13,7 +13,6 @@
     conversion,
     fields,
     iNaT,
-    normalize_date,
     resolution as libresolution,
     timezones,
     tzconversion,
@@ -2288,19 +2287,21 @@ def _infer_tz_from_endpoints(start, end, tz):
     return tz
 
 
-def _maybe_normalize_endpoints(start, end, normalize):
+def _maybe_normalize_endpoints(
+    start: Optional[Timestamp], end: Optional[Timestamp], normalize: bool
+):
     _normalized = True
 
     if start is not None:
         if normalize:
-            start = normalize_date(start)
+            start = start.normalize()
             _normalized = True
         else:
             _normalized = _normalized and start.time() == _midnight
 
     if end is not None:
         if normalize:
-            end = normalize_date(end)
+            end = end.normalize()
             _normalized = True
         else:
             _normalized = _normalized and end.time() == _midnight

pandas/tests/tslibs/test_api.py

@@ -38,7 +38,6 @@ def test_namespace():
         "delta_to_nanoseconds",
         "ints_to_pytimedelta",
         "localize_pydatetime",
-        "normalize_date",
         "tz_convert_single",
     ]