Fix Code Quality check by updating the typing

rasa_sdk/executor.py

@@ -166,8 +166,8 @@ def __init__(self) -> None:
  self.actions: Dict[Text, Callable] = {}
  self._modules: Dict[Text, TimestampModule] = {}
  self._loaded: Set[Type[Action]] = set()
- self.domain: Dict[Text, Any] = None
- self.domain_digest: Text = None
+ self.domain: Optional[Dict[Text, Any]] = None
+ self.domain_digest: Optional[Text] = None
 
  def register_action(self, action: Union[Type[Action], Action]) -> None:
  if inspect.isclass(action):
@@ -386,7 +386,7 @@ def validate_events(events: List[Dict[Text, Any]], action_name: Text):
  # we won't append this to validated events -> will be ignored
  return validated
 
- def is_domain_digest_valid(self, domain_digest: Text) -> bool:
+ def is_domain_digest_valid(self, domain_digest: Optional[Text]) -> bool:
  """Check if the domain_digest is valid
 
  If the domain_digest is empty or different from the one provided, it is invalid.
@@ -401,7 +401,7 @@ def is_domain_digest_valid(self, domain_digest: Text) -> bool:
 
  def update_and_return_domain(
  self, payload: Dict[Text, Any], action_name: Text
- ) -> Dict[Text, Any]:
+ ) -> Optional[Dict[Text, Any]]:
  """Validate the digest, store the domain if available, and return the domain.
 
  This method validates the domain digest from the payload.
@@ -436,7 +436,7 @@ def update_and_return_domain(
 
  return self.domain
 
- async def run(self, action_call: "ActionCall") -> Optional[Dict[Text, Any]]:
+ async def run(self, action_call: Dict[Text, Any]) -> Optional[Dict[Text, Any]]:
  from rasa_sdk.interfaces import Tracker
 
  action_name = action_call.get("next_action")