def _user_intent_from_step(
self, step: Dict[Text, Any]) -> Tuple[Text, Optional[Text]]:
try:
user_intent = step.get(KEY_USER_INTENT, "").strip()
except AttributeError:
rasa.shared.utils.io.raise_warning(
f"Issue found in '{self.source_name}':\n"
f"Missing intent value in {self._get_item_title()} step: {step} .",
docs=self._get_docs_link(),
)
user_intent = ""
if not user_intent and KEY_USER_MESSAGE not in step:
rasa.shared.utils.io.raise_warning(
f"Issue found in '{self.source_name}':\n"
f"User utterance cannot be empty. "
f"This {self._get_item_title()} step will be skipped:\n"
f"{step}",
docs=self._get_docs_link(),
)
if user_intent.startswith(INTENT_MESSAGE_PREFIX):
rasa.shared.utils.io.raise_warning(
f"Issue found in '{self.source_name}':\n"
f"User intent '{user_intent}' starts with "
f"'{INTENT_MESSAGE_PREFIX}'. This is not required.",
docs=self._get_docs_link(),
)
# Remove leading slash
user_intent = user_intent[1:]
# StoryStep should never contain a full retrieval intent, only the base intent.
# However, users can specify full retrieval intents in their test stories file
# for the NLU testing purposes.
base_intent, response_key = Message.separate_intent_response_key(
user_intent)
if response_key and not self.is_test_stories_file(self.source_name):
rasa.shared.utils.io.raise_warning(
f"Issue found in '{self.source_name}' while parsing story "
f"{self._get_item_title()}:\n"
f"User intent '{user_intent}' is a full retrieval intent. "
f"Stories shouldn't contain full retrieval intents. "
f"Rasa Open Source will only use base intent '{base_intent}' "
f"for training.",
docs=self._get_docs_link(),
)
return (base_intent, user_intent) if response_key else (base_intent,
None)
def _validate_that_utterance_is_in_domain(self,
utterance: UserUttered) -> None:
intent_name = utterance.intent.get(INTENT_NAME_KEY)
# check if this is a retrieval intent
# in this case check only for the base intent in domain
intent_name = Message.separate_intent_response_key(intent_name)[0]
if not self.domain:
logger.debug("Skipped validating if intent is in domain as domain "
"is `None`.")
return
if intent_name not in self.domain.intents:
rasa.shared.utils.io.raise_warning(
f"Issue found in '{self.source_name}': \n"
f"Found intent '{intent_name}' in stories which is not part of the "
f"domain.",
docs=DOCS_URL_STORIES,
)