Fix mix of tab and space indents.

Author: rouilj

roundup/rest.py

@@ -2075,17 +2075,17 @@ def dispatch(self, method, uri, input):
                     # User exceeded limits: tell humans how long to wait
                     # Headers above will do the right thing for api
                     # aware clients.
-		    try:
-		    	retry_after = limitStatus['Retry-After']
-		    except KeyError:
+                    try:
+                        retry_after = limitStatus['Retry-After']
+                    except KeyError:
                         # handle race condition. If the time between
                         # the call to grca.update and grca.status
                         # is sufficient to reload the bucket by 1
                         # item, Retry-After will be missing from
                         # limitStatus. So report a 1 second delay back
                         # to the client. We treat update as sole
                         # source of truth for exceeded rate limits.
-		        retry_after = 1
+                        retry_after = 1
 
                     msg = _("Api rate limits exceeded. Please wait: %s seconds.") % retry_after
                     output = self.error_obj(429, msg, source="ApiRateLimiter")