From c3544296ef9edd35b4e8c99a9e0e81e2dfc9dba6 Mon Sep 17 00:00:00 2001
From: michaelboulton <michaelboulton@users.noreply.github.com>
Date: Sun, 4 Mar 2018 23:22:23 +0000
Subject: [PATCH] Use string.partition rather than string.split for mimetype
 (#731)

---
 elasticsearch/serializer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/elasticsearch/serializer.py b/elasticsearch/serializer.py
index 8f4ccf40..12f63f2a 100644
--- a/elasticsearch/serializer.py
+++ b/elasticsearch/serializer.py
@@ -72,7 +72,7 @@ class Deserializer(object):
             deserializer = self.default
         else:
             # split out charset
-            mimetype = mimetype.split(';', 1)[0]
+            mimetype, _, _ = mimetype.partition(';')
             try:
                 deserializer = self.serializers[mimetype]
             except KeyError: