def action_for_name(
self, action_name: Text,
action_endpoint: Optional[EndpointConfig]) -> Optional[Action]:
"""Looks up which action corresponds to this action name."""
if action_name not in self.action_names:
self._raise_action_not_found_exception(action_name)
return action.action_from_name(action_name, action_endpoint,
self.user_actions_and_forms)
async def _ask_rephrase(
self,
output_channel: OutputChannel,
nlg: NaturalLanguageGenerator,
tracker: DialogueStateTracker,
domain: Domain,
) -> List[Event]:
rephrase = action.action_from_name(ACTION_DEFAULT_ASK_REPHRASE_NAME,
domain, self._action_endpoint)
return await rephrase.run(output_channel, nlg, tracker, domain)
async def _ask_affirm(
self,
output_channel: OutputChannel,
nlg: NaturalLanguageGenerator,
tracker: DialogueStateTracker,
domain: Domain,
) -> List[Event]:
affirm_action = action.action_from_name(
ACTION_DEFAULT_ASK_AFFIRMATION_NAME, domain, self._action_endpoint)
return await affirm_action.run(output_channel, nlg, tracker, domain)
async def _give_up(
self,
output_channel: OutputChannel,
nlg: NaturalLanguageGenerator,
tracker: DialogueStateTracker,
domain: Domain,
) -> List[Event]:
fallback = action.action_from_name(ACTION_DEFAULT_FALLBACK_NAME,
domain, self._action_endpoint)
return await fallback.run(output_channel, nlg, tracker, domain)
async def _ask_for_slot(
self,
domain: Domain,
nlg: NaturalLanguageGenerator,
output_channel: OutputChannel,
slot_name: Text,
tracker: DialogueStateTracker,
) -> List[Event]:
logger.debug(f"Request next slot '{slot_name}'")
action_to_ask_for_next_slot = action.action_from_name(
self._name_of_utterance(domain, slot_name), domain,
self.action_endpoint)
events_to_ask_for_next_slot = await action_to_ask_for_next_slot.run(
output_channel, nlg, tracker, domain)
return events_to_ask_for_next_slot
def action_for_name(
self, action_name: Text,
action_endpoint: Optional[EndpointConfig]) -> Optional[Action]:
"""Look up which action corresponds to this action name."""
if action_name not in self.action_names:
self._raise_action_not_found_exception(action_name)
should_use_form_action = (action_name in self.form_names
and self.slot_mapping_for_form(action_name))
return action.action_from_name(
action_name,
action_endpoint,
self.user_actions_and_forms,
should_use_form_action,
)
async def _ask_for_slot(
self,
domain: Domain,
nlg: NaturalLanguageGenerator,
output_channel: OutputChannel,
slot_name: Text,
tracker: DialogueStateTracker,
) -> List[Event]:
logger.debug(f"Request next slot '{slot_name}'")
# TODO: Make it possible to use a custom action to ask for the next slot
action_to_ask_for_next_slot = action.action_from_name(
self._name_of_utterance(domain, slot_name), None,
domain.user_actions)
events_to_ask_for_next_slot = await action_to_ask_for_next_slot.run(
output_channel, nlg, tracker, domain)
return events_to_ask_for_next_slot
