From d5e8edcdfa0eaf6847faf95e15a607e03068eb4c Mon Sep 17 00:00:00 2001
From: Pedro Larroy <pedro.larroy.lists@gmail.com>
Date: Sat, 30 May 2020 09:32:51 -0700
Subject: [PATCH] DOC: Improve to_parquet documentation (#33709)

---
 pandas/core/frame.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 2666597cbf765..68608daf2277e 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -2292,6 +2292,16 @@ def to_parquet(
            col1  col2
         0     1     3
         1     2     4
+
+        If you want to get a buffer to the parquet content you can use a io.BytesIO
+        object, as long as you don't use partition_cols, which creates multiple files.
+
+        >>> import io
+        >>> f = io.BytesIO()
+        >>> df.to_parquet(f)
+        >>> f.seek(0)
+        0
+        >>> content = f.read()
         """
         from pandas.io.parquet import to_parquet