def as_dialogue(self) -> Dialogue:
"""Return a ``Dialogue`` object containing all of the turns.
This can be serialised and later used to recover the state
of this tracker exactly."""
return Dialogue(self.sender_id, list(self.events))
def test_dialogue_from_parameters():
domain = Domain.load(DEFAULT_DOMAIN_PATH_WITH_SLOTS_AND_NO_ACTIONS)
filename = "data/test_dialogues/default.json"
tracker = tracker_from_dialogue_file(filename, domain)
serialised_dialogue = InMemoryTrackerStore.serialise_tracker(tracker)
deserialised_dialogue = Dialogue.from_parameters(json.loads(serialised_dialogue))
assert tracker.as_dialogue().as_dict() == deserialised_dialogue.as_dict()
def as_dialogue(self, sender_id: Text, domain: Domain) -> Dialogue:
events = []
for step in self.story_steps:
events.extend(
step.explicit_events(domain, should_append_final_listen=False))
events.append(ActionExecuted(ACTION_LISTEN_NAME))
return Dialogue(sender_id, events)
def test_dialogue_from_parameters():
domain = Domain.load("examples/restaurantbot/domain.yml")
filename = "data/test_dialogues/restaurantbot.json"
tracker = tracker_from_dialogue_file(filename, domain)
serialised_dialogue = InMemoryTrackerStore.serialise_tracker(tracker)
deserialised_dialogue = Dialogue.from_parameters(
json.loads(serialised_dialogue))
assert tracker.as_dialogue().as_dict() == deserialised_dialogue.as_dict()
def deserialise_tracker(
self, sender_id: Text,
serialised_tracker: Union[Text,
bytes]) -> Optional[DialogueStateTracker]:
"""Deserializes the tracker and returns it."""
tracker = self.init_tracker(sender_id)
if not tracker:
return None
try:
dialogue = Dialogue.from_parameters(json.loads(serialised_tracker))
except UnicodeDecodeError:
dialogue = self._deserialise_dialogue_from_pickle(
sender_id, serialised_tracker)
tracker.recreate_from_dialogue(dialogue)
return tracker
