DOC: add section Raises to PeriodIndex docstring (#57461)

natmokval · web-flow · commit c5bf3d31f250 · 2024-02-16T12:53:46.000-08:00
add section raises to PeriodIndex docstring
diff --git a/pandas/core/indexes/period.py b/pandas/core/indexes/period.py
@@ -134,6 +134,12 @@ class PeriodIndex(DatetimeIndexOpsMixin):
     from_fields
     from_ordinals
 
+    Raises
+    ------
+    ValueError
+        Passing the parameter data as a list without specifying either freq or
+        dtype will raise a ValueError: "freq not specified and cannot be inferred"
+
     See Also
     --------
     Index : The base pandas Index type.
