From 0d95b2a4812f69be456fbf639e84f4472f2f4728 Mon Sep 17 00:00:00 2001
From: Ramraja <135125341+imramraja@users.noreply.github.com>
Date: Sun, 20 Jul 2025 15:46:46 +0530
Subject: [PATCH] Update frame.py

---
 pandas/core/frame.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 48a5596e00061..e8c0c5f2c9e7b 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -2958,7 +2958,8 @@ def to_parquet(
           is expected and consistent with pandas' handling of categorical data.
           To manage file size and ensure a more predictable roundtrip process,
           consider using :meth:`Categorical.remove_unused_categories` on the
-          DataFrame before saving.
+          DataFrame before saving
+        * When using the "pyarrow" engine, `DataFrame.attrs` are stored as part of the file's metadata and restored on reading.
 
         Examples
         --------