From 6e9c3e29db60f80ab99c231bba3cf6664e847975 Mon Sep 17 00:00:00 2001
From: Natalia Mokeeva <natalia.mokeeva.de@gmail.com>
Date: Fri, 16 Feb 2024 19:41:07 +0100
Subject: [PATCH] add section raises to PeriodIndex docstring

---
 pandas/core/indexes/period.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pandas/core/indexes/period.py b/pandas/core/indexes/period.py
index 50c3b251170c2..4aee8293049f1 100644
--- 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.