- conf.py: workaround for urllib2: reset basic auth retry count if a 404 is encountered

normally we should also do this for all status codes != 401 but so far
it seems to be sufficient to do it only for 404

osc/conf.py

@@ -411,6 +411,17 @@ def _build_opener(url):
                 self.retried = 0
                 return response
 
+            def http_error_404(self, *args):
+                self.retried = 0
+                return None
+
+        authhandler_class = OscHTTPBasicAuthHandler
+    elif sys.version_info >= (2, 6, 6) and sys.version_info < (2, 7, 1):
+        class OscHTTPBasicAuthHandler(urllib2.HTTPBasicAuthHandler):
+            def http_error_404(self, *args):
+                self.reset_retry_count()
+                return None
+
         authhandler_class = OscHTTPBasicAuthHandler
     elif sys.version_info >= (2, 6, 5) and sys.version_info < (2, 6, 6):
         # workaround for broken urllib2 in python 2.6.5: wrong credentials