Merge tag 'v1.39.0rc3'

Synapse 1.39.0rc3 (2021-07-28)
==============================

Bugfixes
--------

- Fix a bug introduced in Synapse 1.38 which caused an exception at startup when SAML authentication was enabled. ([\#10477](https://github.com/matrix-org/synapse/issues/10477))
- Fix a long-standing bug where Synapse would not inform clients that a device had exhausted its one-time-key pool, potentially causing problems decrypting events. ([\#10485](https://github.com/matrix-org/synapse/issues/10485))
- Fix reporting old R30 stats as R30v2 stats. Introduced in v1.39.0rc1. ([\#10486](https://github.com/matrix-org/synapse/issues/10486))

Internal Changes
----------------

- Fix an error which prevented the Github Actions workflow to build the docker images from running. ([\#10461](https://github.com/matrix-org/synapse/issues/10461))
- Fix release script to correctly version debian changelog when doing RCs. ([\#10465](https://github.com/matrix-org/synapse/issues/10465))

1 files changed, 6 insertions, 6 deletions

diff --git a/synapse/handlers/sso.py b/synapse/handlers/sso.py
index 0b297e54c4..1b855a685c 100644
--- a/synapse/handlers/sso.py
+++ b/synapse/handlers/sso.py
@@ -202,10 +202,10 @@ class SsoHandler:
         self._mapping_lock = Linearizer(name="sso_user_mapping", clock=hs.get_clock())
 
         # a map from session id to session data
-        self._username_mapping_sessions = {}  # type: Dict[str, UsernameMappingSession]
+        self._username_mapping_sessions: Dict[str, UsernameMappingSession] = {}
 
         # map from idp_id to SsoIdentityProvider
-        self._identity_providers = {}  # type: Dict[str, SsoIdentityProvider]
+        self._identity_providers: Dict[str, SsoIdentityProvider] = {}
 
         self._consent_at_registration = hs.config.consent.user_consent_at_registration
 
@@ -296,7 +296,7 @@ class SsoHandler:
             )
 
         # if the client chose an IdP, use that
-        idp = None  # type: Optional[SsoIdentityProvider]
+        idp: Optional[SsoIdentityProvider] = None
         if idp_id:
             idp = self._identity_providers.get(idp_id)
             if not idp:
@@ -669,9 +669,9 @@ class SsoHandler:
             remote_user_id,
         )
 
-        user_id_to_verify = await self._auth_handler.get_session_data(
+        user_id_to_verify: str = await self._auth_handler.get_session_data(
             ui_auth_session_id, UIAuthSessionDataConstants.REQUEST_USER_ID
-        )  # type: str
+        )
 
         if not user_id:
             logger.warning(
@@ -793,7 +793,7 @@ class SsoHandler:
         session.use_display_name = use_display_name
 
         emails_from_idp = set(session.emails)
-        filtered_emails = set()  # type: Set[str]
+        filtered_emails: Set[str] = set()
 
         # we iterate through the list rather than just building a set conjunction, so
         # that we can log attempts to use unknown addresses