ENH: Add type check for DatetimeIndex in _to_datetime_with_unit

pandas-dev · Jan 31, 2025 · 14562ce · 14562ce
1 parent 4924a6d
commit 14562ce
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pandas/core/tools/datetimes.py b/pandas/core/tools/datetimes.py
@@ -566,6 +566,8 @@ def _to_datetime_with_unit(arg, unit, name, utc: bool, errors: str) -> Index:
             )
 
     result = DatetimeIndex(arr, name=name)
+    if not isinstance(result, DatetimeIndex):
+        return result
 
     # GH#23758: We may still need to localize the result with tz
     # GH#25546: Apply tz_parsed first (from arg), then tz (from caller)