catch socket.error for retries

scrapelib.py

@@ -378,7 +378,7 @@ def _do_request(self, url, method, body, headers, use_httplib2):
                     # return on a success/redirect/404
                     if resp.status < 400 or resp.status == 404:
                         return resp, content
-                except socket.timeout, e:
+                except socket.error, e:
                     exception_raised = True
             else:
                 try: