Enable flake8-bugbear, but disable most checks. (#9499)

* Adds B00 to ignored checks.
* Fixes remaining issues.

1 files changed, 3 insertions, 1 deletions

diff --git a/synapse/config/oidc_config.py b/synapse/config/oidc_config.py

index eab042a085..747ab9a7fe 100644
--- a/synapse/config/oidc_config.py
+++ b/synapse/config/oidc_config.py
@@ -42,7 +42,9 @@ class OIDCConfig(Config):
         try:
             check_requirements("oidc")
         except DependencyException as e:
-            raise ConfigError(e.message) from e
+            raise ConfigError(
+                e.message  # noqa: B306, DependencyException.message is a property
+            ) from e
 
         # check we don't have any duplicate idp_ids now. (The SSO handler will also
         # check for duplicates when the REST listeners get registered, but that happens