fix: Small fixes

Author: KShivendu

supertokens_python/recipe/session/exceptions.py

@@ -36,7 +36,7 @@ def raise_unauthorised_exception(
     clear_tokens: bool = True,
     response_mutators: Optional[List[ResponseMutator]] = None,
 ) -> NoReturn:
-    if response_mutators is not None:
+    if response_mutators is None:
         response_mutators = []
 
     err = UnauthorisedError(msg, clear_tokens)

supertokens_python/recipe/session/session_functions.py

@@ -65,7 +65,7 @@ def __init__(
         handle: str,
         userId: str,
         userDataInJWT: Dict[str, Any],
-        expiryTime: Optional[int] = None,
+        expiryTime: int,
     ) -> None:
         self.handle = handle
         self.userId = userId
@@ -281,6 +281,7 @@ async def get_session(
                 response["session"]["handle"],
                 response["session"]["userId"],
                 response["session"]["userDataInJWT"],
+                response["accessToken"]["expiry"],
             ),
             GetSessionAPIResponseAccessToken(
                 response["accessToken"]["token"],

supertokens_python/recipe/session/session_request_functions.py

@@ -406,7 +406,7 @@ async def refresh_session_in_request(
                 log_debug_message(
                     "refreshSession: cleared legacy id refresh token because refresh token was not found"
                 )
-                response_mutators.append(  # FIXME: How will this have any effect since raise e won't let the mutator run?
+                response_mutators.append(
                     set_cookie_response_mutator(
                         config,
                         LEGACY_ID_REFRESH_TOKEN_COOKIE_NAME,