Fix log

Author: nsklikas

src/oidcop/oauth2/authorization.py

@@ -250,14 +250,15 @@ def check_unknown_scopes_policy(request_info, client_id, endpoint_context):
     if not endpoint_context.conf["capabilities"].get("deny_unknown_scopes"):
         return
 
-    allowed_scopes = endpoint_context.scopes_handler.get_allowed_scopes(client_id=client_id)
-
+    scope = request_info["scope"]
+    filtered_scopes = set(
+        endpoint_context.scopes_handler.filter_scopes(scope, client_id=client_id)
+    )
+    scopes = set(scope)
     # this prevents that authz would be released for unavailable scopes
-    if set(request_info["scope"]) != set(
-        endpoint_context.scopes_handler.filter_scopes(request_info["scope"], client_id=client_id)
-    ):
-        _msg = "{} requested an unauthorized scope ({})"
-        logger.warning(_msg.format(client_id, scope))
+    if scopes != filtered_scopes:
+        diff = " ".join(scopes - filtered_scopes)
+        logger.warning(f"{client_id} requested unauthorized scopes: {diff}")
         raise UnAuthorizedClientScope()