Replace all remaining six usage with native Python 3 equivalents (#7704)

1 files changed, 4 insertions, 5 deletions

diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index d6038d9995..873f6bc39f 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -19,10 +19,9 @@
 
 import itertools
 import logging
+from http import HTTPStatus
 from typing import Dict, Iterable, List, Optional, Sequence, Tuple
 
-from six.moves import http_client, zip
-
 import attr
 from signedjson.key import decode_verify_key_bytes
 from signedjson.sign import verify_signed_json
@@ -1194,7 +1193,7 @@ class FederationHandler(BaseHandler):
                 ev.event_id,
                 len(ev.prev_event_ids()),
             )
-            raise SynapseError(http_client.BAD_REQUEST, "Too many prev_events")
+            raise SynapseError(HTTPStatus.BAD_REQUEST, "Too many prev_events")
 
         if len(ev.auth_event_ids()) > 10:
             logger.warning(
@@ -1202,7 +1201,7 @@ class FederationHandler(BaseHandler):
                 ev.event_id,
                 len(ev.auth_event_ids()),
             )
-            raise SynapseError(http_client.BAD_REQUEST, "Too many auth_events")
+            raise SynapseError(HTTPStatus.BAD_REQUEST, "Too many auth_events")
 
     async def send_invite(self, target_host, event):
         """ Sends the invite to the remote server for signing.
@@ -1545,7 +1544,7 @@ class FederationHandler(BaseHandler):
 
         # block any attempts to invite the server notices mxid
         if event.state_key == self._server_notices_mxid:
-            raise SynapseError(http_client.FORBIDDEN, "Cannot invite this user")
+            raise SynapseError(HTTPStatus.FORBIDDEN, "Cannot invite this user")
 
         # keep a record of the room version, if we don't yet know it.
         # (this may get overwritten if we later get a different room version in a