From 3338b72d1f6845f6a44e6407d62d4ba27deee266 Mon Sep 17 00:00:00 2001
From: Ruud <ruud@crashdummy.nl>
Date: Tue, 23 Sep 2014 00:38:36 +0200
Subject: [PATCH] Stop endless redirect loop

fix #3931
---
 libs/requests/sessions.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/requests/sessions.py b/libs/requests/sessions.py
index 508b0ef2..02c9fb2a 100644
--- a/libs/requests/sessions.py
+++ b/libs/requests/sessions.py
@@ -532,7 +532,11 @@ class Session(SessionRedirectMixin):
         if not isinstance(request, PreparedRequest):
             raise ValueError('You can only send PreparedRequests.')
 
+        redirect_count = 0
         while request.url in self.redirect_cache:
+            redirect_count += 1
+            if redirect_count > self.max_redirects:
+                raise TooManyRedirects
             request.url = self.redirect_cache.get(request.url)
 
         # Set up variables needed for resolve_redirects and dispatching of hooks