From 6557f80cd5842b4f5312e23007169c742a4450bb Mon Sep 17 00:00:00 2001
From: James Bourbeau <jrbourbeau@gmail.com>
Date: Fri, 17 Mar 2023 10:42:11 -0500
Subject: [PATCH] DataFrame._data deprecation in pandas

---
 partd/pandas.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/partd/pandas.py b/partd/pandas.py
index 6c95351..a3e43b6 100644
--- a/partd/pandas.py
+++ b/partd/pandas.py
@@ -183,7 +183,7 @@ def serialize(df):
     headers = [col_header, ind_header]
     bytes = [col_bytes, ind_bytes]
 
-    for block in df._data.blocks:
+    for block in df._mgr.blocks:
         h, b = block_to_header_bytes(block)
         headers.append(h)
         bytes.append(b)