--- client.py   2016-02-21 17:11:21.465889522 +0100
+++ client-fixed.py 2016-02-21 17:10:54.152556896 +0100
@@ -1131,13 +1131,13 @@
         for i in (0, 1):
             try:
                 return self.single_request(host, handler, request_body, verbose)
+            except http.client.RemoteDisconnected:
+                if i:
+                    raise
             except OSError as e:
                 if i or e.errno not in (errno.ECONNRESET, errno.ECONNABORTED,
                                         errno.EPIPE):
                     raise
-            except http.client.RemoteDisconnected:
-                if i:
-                    raise

     def single_request(self, host, handler, request_body, verbose=False):
         # issue XML-RPC request