async def handle_recognized(
self, recognition: NluIntentParsed
) -> typing.AsyncIterable[typing.Union[typing.Tuple[NluIntent,
TopicArgs], ]]:
"""Intent successfully recognized."""
try:
if not recognition.session_id:
_LOGGER.warning("Missing session id on intent message.")
return
site_session = self.all_sessions.get(recognition.session_id)
if site_session is None:
_LOGGER.warning(
"No session for id %s. Dropping recognition.",
recognition.session_id,
)
return
original_input = site_session.text_captured.text
_LOGGER.debug("Recognized %s", recognition)
# intent
yield (NluIntent(
input=recognition.input,
id=recognition.id,
site_id=recognition.site_id,
session_id=recognition.session_id,
intent=Intent(
intent_name=recognition.intent.intent_name,
confidence_score=recognition.intent.confidence_score,
),
slots=recognition.slots,
asr_tokens=[
NluIntent.make_asr_tokens(recognition.input.split())
],
raw_input=original_input,
custom_data=site_session.custom_data,
), {
"intent_name": recognition.intent.intent_name
})
except Exception:
_LOGGER.exception("handle_recognized")
async def handle_query(
self, query: NluQuery
) -> typing.AsyncIterable[typing.Union[NluIntentParsed, typing.Tuple[
NluIntent, TopicArgs], NluIntentNotRecognized, NluError, ]]:
"""Do intent recognition."""
original_input = query.input
try:
if not self.intent_graph and self.graph_path and self.graph_path.is_file(
):
# Load graph from file
_LOGGER.debug("Loading %s", self.graph_path)
with open(self.graph_path, mode="rb") as graph_file:
self.intent_graph = rhasspynlu.gzip_pickle_to_graph(
graph_file)
if self.intent_graph:
def intent_filter(intent_name: str) -> bool:
"""Filter out intents."""
if query.intent_filter:
return intent_name in query.intent_filter
return True
# Replace digits with words
if self.replace_numbers:
# Have to assume whitespace tokenization
words = rhasspynlu.replace_numbers(query.input.split(),
self.language)
query.input = " ".join(words)
input_text = query.input
# Fix casing for output event
if self.word_transform:
input_text = self.word_transform(input_text)
if self.failure_token and (self.failure_token
in query.input.split()):
# Failure token was found in input
recognitions = []
else:
# Pass in raw query input so raw values will be correct
recognitions = recognize(
query.input,
self.intent_graph,
intent_filter=intent_filter,
word_transform=self.word_transform,
fuzzy=self.fuzzy,
extra_converters=self.extra_converters,
)
else:
_LOGGER.error("No intent graph loaded")
recognitions = []
if NluHermesMqtt.is_success(recognitions):
# Use first recognition only.
recognition = recognitions[0]
assert recognition is not None
assert recognition.intent is not None
intent = Intent(
intent_name=recognition.intent.name,
confidence_score=recognition.intent.confidence,
)
slots = [
Slot(
entity=(e.source or e.entity),
slot_name=e.entity,
confidence=1.0,
value=e.value_dict,
raw_value=e.raw_value,
range=SlotRange(
start=e.start,
end=e.end,
raw_start=e.raw_start,
raw_end=e.raw_end,
),
) for e in recognition.entities
]
if query.custom_entities:
# Copy user-defined entities
for entity_name, entity_value in query.custom_entities.items(
):
slots.append(
Slot(
entity=entity_name,
confidence=1.0,
value={"value": entity_value},
))
# intentParsed
yield NluIntentParsed(
input=recognition.text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=intent,
slots=slots,
)
# intent
yield (
NluIntent(
input=recognition.text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=intent,
slots=slots,
asr_tokens=[
NluIntent.make_asr_tokens(recognition.tokens)
],
asr_confidence=query.asr_confidence,
raw_input=original_input,
wakeword_id=query.wakeword_id,
lang=(query.lang or self.lang),
custom_data=query.custom_data,
),
{
"intent_name": recognition.intent.name
},
)
else:
# Not recognized
yield NluIntentNotRecognized(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
custom_data=query.custom_data,
)
except Exception as e:
_LOGGER.exception("handle_query")
yield NluError(
site_id=query.site_id,
session_id=query.session_id,
error=str(e),
context=original_input,
)
async def handle_query(
self, query: NluQuery
) -> typing.AsyncIterable[typing.Union[NluIntentParsed, typing.Tuple[
NluIntent, TopicArgs], NluIntentNotRecognized, NluError, ]]:
"""Do intent recognition."""
original_input = query.input
try:
self.maybe_load_engine()
assert self.engine, "Snips engine not loaded. You may need to train."
input_text = query.input
# Fix casing for output event
if self.word_transform:
input_text = self.word_transform(input_text)
# Do parsing
result = self.engine.parse(input_text, query.intent_filter)
intent_name = result.get("intent", {}).get("intentName")
if intent_name:
slots = [
Slot(
slot_name=s["slotName"],
entity=s["entity"],
value=s["value"],
raw_value=s["rawValue"],
range=SlotRange(start=s["range"]["start"],
end=s["range"]["end"]),
) for s in result.get("slots", [])
]
# intentParsed
yield NluIntentParsed(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(intent_name=intent_name,
confidence_score=1.0),
slots=slots,
)
# intent
yield (
NluIntent(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(intent_name=intent_name,
confidence_score=1.0),
slots=slots,
asr_tokens=[
NluIntent.make_asr_tokens(query.input.split())
],
raw_input=original_input,
wakeword_id=query.wakeword_id,
lang=query.lang,
),
{
"intent_name": intent_name
},
)
else:
# Not recognized
yield NluIntentNotRecognized(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
)
except Exception as e:
_LOGGER.exception("handle_query")
yield NluError(
site_id=query.site_id,
session_id=query.session_id,
error=str(e),
context=original_input,
)
async def async_test_handle_query(self):
"""Verify valid input leads to a query message."""
query_id = str(uuid.uuid4())
text = "set the bedroom light to red"
query = NluQuery(input=text,
id=query_id,
site_id=self.site_id,
session_id=self.session_id)
results = []
async for result in self.hermes.on_message(query):
results.append(result)
# Check results
intent = Intent(intent_name="SetLightColor", confidence_score=1.0)
slots = [
Slot(
entity="name",
slot_name="name",
value={
"kind": "Unknown",
"value": "bedroom"
},
raw_value="bedroom",
confidence=1.0,
range=SlotRange(start=8, end=15, raw_start=8, raw_end=15),
),
Slot(
entity="color",
slot_name="color",
value={
"kind": "Unknown",
"value": "red"
},
raw_value="red",
confidence=1.0,
range=SlotRange(start=25, end=28, raw_start=25, raw_end=28),
),
]
self.assertEqual(
results,
[
NluIntentParsed(
input=text,
id=query_id,
site_id=self.site_id,
session_id=self.session_id,
intent=intent,
slots=slots,
),
(
NluIntent(
input=text,
id=query_id,
site_id=self.site_id,
session_id=self.session_id,
intent=intent,
slots=slots,
asr_tokens=[NluIntent.make_asr_tokens(text.split())],
raw_input=text,
),
{
"intent_name": intent.intent_name
},
),
],
)
async def handle_query(
self, query: NluQuery
) -> typing.AsyncIterable[typing.Union[NluIntentParsed, typing.Tuple[
NluIntent, TopicArgs], NluIntentNotRecognized, NluError, ]]:
"""Do intent recognition."""
# Check intent graph
try:
if (not self.intent_graph and self.intent_graph_path
and self.intent_graph_path.is_file()):
_LOGGER.debug("Loading %s", self.intent_graph_path)
with open(self.intent_graph_path, mode="rb") as graph_file:
self.intent_graph = rhasspynlu.gzip_pickle_to_graph(
graph_file)
# Check examples
if (self.intent_graph and self.examples_path
and self.examples_path.is_file()):
def intent_filter(intent_name: str) -> bool:
"""Filter out intents."""
if query.intent_filter:
return intent_name in query.intent_filter
return True
original_text = query.input
# Replace digits with words
if self.replace_numbers:
# Have to assume whitespace tokenization
words = rhasspynlu.replace_numbers(query.input.split(),
self.language)
query.input = " ".join(words)
input_text = query.input
# Fix casing
if self.word_transform:
input_text = self.word_transform(input_text)
recognitions: typing.List[rhasspynlu.intent.Recognition] = []
if input_text:
recognitions = rhasspyfuzzywuzzy.recognize(
input_text,
self.intent_graph,
str(self.examples_path),
intent_filter=intent_filter,
extra_converters=self.extra_converters,
)
else:
_LOGGER.error("No intent graph or examples loaded")
recognitions = []
# Use first recognition only if above threshold
if (recognitions and recognitions[0] and recognitions[0].intent
and (recognitions[0].intent.confidence >=
self.confidence_threshold)):
recognition = recognitions[0]
assert recognition.intent
intent = Intent(
intent_name=recognition.intent.name,
confidence_score=recognition.intent.confidence,
)
slots = [
Slot(
entity=(e.source or e.entity),
slot_name=e.entity,
confidence=1.0,
value=e.value_dict,
raw_value=e.raw_value,
range=SlotRange(
start=e.start,
end=e.end,
raw_start=e.raw_start,
raw_end=e.raw_end,
),
) for e in recognition.entities
]
if query.custom_entities:
# Copy user-defined entities
for entity_name, entity_value in query.custom_entities.items(
):
slots.append(
Slot(
entity=entity_name,
confidence=1.0,
value={"value": entity_value},
))
# intentParsed
yield NluIntentParsed(
input=recognition.text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=intent,
slots=slots,
)
# intent
yield (
NluIntent(
input=recognition.text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=intent,
slots=slots,
asr_tokens=[
NluIntent.make_asr_tokens(recognition.tokens)
],
asr_confidence=query.asr_confidence,
raw_input=original_text,
wakeword_id=query.wakeword_id,
lang=(query.lang or self.lang),
custom_data=query.custom_data,
),
{
"intent_name": recognition.intent.name
},
)
else:
# Not recognized
yield NluIntentNotRecognized(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
custom_data=query.custom_data,
)
except Exception as e:
_LOGGER.exception("handle_query")
yield NluError(
site_id=query.site_id,
session_id=query.session_id,
error=str(e),
context=original_text,
)
async def handle_query(
self, query: NluQuery
) -> typing.AsyncIterable[
typing.Union[
typing.Tuple[NluIntent, TopicArgs],
NluIntentParsed,
NluIntentNotRecognized,
NluError,
]
]:
"""Do intent recognition."""
try:
input_text = query.input
# Fix casing
if self.word_transform:
input_text = self.word_transform(input_text)
if self.nlu_url:
# Use remote server
_LOGGER.debug(self.nlu_url)
params = {}
# Add intent filter
if query.intent_filter:
params["intentFilter"] = ",".join(query.intent_filter)
async with self.http_session.post(
self.nlu_url, data=input_text, params=params, ssl=self.ssl_context
) as response:
response.raise_for_status()
intent_dict = await response.json()
elif self.nlu_command:
# Run external command
_LOGGER.debug(self.nlu_command)
proc = await asyncio.create_subprocess_exec(
*self.nlu_command,
stdin=asyncio.subprocess.PIPE,
stdout=asyncio.subprocess.PIPE,
)
input_bytes = (input_text.strip() + "\n").encode()
output, error = await proc.communicate(input_bytes)
if error:
_LOGGER.debug(error.decode())
intent_dict = json.loads(output)
else:
_LOGGER.warning("Not handling NLU query (no URL or command)")
return
intent_name = intent_dict["intent"].get("name", "")
if intent_name:
# Recognized
tokens = query.input.split()
slots = [
Slot(
entity=e["entity"],
slot_name=e["entity"],
confidence=1,
value=e.get("value_details", {"value": ["value"]}),
raw_value=e.get("raw_value", e["value"]),
range=SlotRange(
start=e.get("start", 0),
end=e.get("end", 1),
raw_start=e.get("raw_start"),
raw_end=e.get("raw_end"),
),
)
for e in intent_dict.get("entities", [])
]
yield NluIntentParsed(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(
intent_name=intent_name,
confidence_score=intent_dict["intent"].get("confidence", 1.0),
),
slots=slots,
)
yield (
NluIntent(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(
intent_name=intent_name,
confidence_score=intent_dict["intent"].get(
"confidence", 1.0
),
),
slots=slots,
asr_tokens=[NluIntent.make_asr_tokens(tokens)],
raw_input=query.input,
wakeword_id=query.wakeword_id,
lang=query.lang,
),
{"intent_name": intent_name},
)
else:
# Not recognized
yield NluIntentNotRecognized(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
)
except Exception as e:
_LOGGER.exception("handle_query")
yield NluError(
error=repr(e),
context=repr(query),
site_id=query.site_id,
session_id=query.session_id,
)
async def handle_query(
self, query: NluQuery
) -> typing.AsyncIterable[typing.Union[NluIntentParsed, typing.Tuple[
NluIntent, TopicArgs], NluIntentNotRecognized, NluError, ]]:
"""Do intent recognition."""
try:
original_input = query.input
# Replace digits with words
if self.replace_numbers:
# Have to assume whitespace tokenization
words = rhasspynlu.replace_numbers(query.input.split(),
self.number_language)
query.input = " ".join(words)
input_text = query.input
# Fix casing for output event
if self.word_transform:
input_text = self.word_transform(input_text)
parse_url = urljoin(self.rasa_url, "model/parse")
_LOGGER.debug(parse_url)
async with self.http_session.post(
parse_url,
json={
"text": input_text,
"project": self.rasa_project
},
ssl=self.ssl_context,
) as response:
response.raise_for_status()
intent_json = await response.json()
intent = intent_json.get("intent", {})
intent_name = intent.get("name", "")
if intent_name and (query.intent_filter is None
or intent_name in query.intent_filter):
confidence_score = float(intent.get("confidence", 0.0))
slots = [
Slot(
entity=e.get("entity", ""),
slot_name=e.get("entity", ""),
confidence=float(e.get("confidence", 0.0)),
value={
"kind": "Unknown",
"value": e.get("value", "")
},
raw_value=e.get("value", ""),
range=SlotRange(
start=int(e.get("start", 0)),
end=int(e.get("end", 1)),
raw_start=int(e.get("start", 0)),
raw_end=int(e.get("end", 1)),
),
) for e in intent_json.get("entities", [])
]
if query.custom_entities:
# Copy user-defined entities
for entity_name, entity_value in query.custom_entities.items(
):
slots.append(
Slot(
entity=entity_name,
confidence=1.0,
value={"value": entity_value},
))
# intentParsed
yield NluIntentParsed(
input=input_text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(intent_name=intent_name,
confidence_score=confidence_score),
slots=slots,
)
# intent
yield (
NluIntent(
input=input_text,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
intent=Intent(
intent_name=intent_name,
confidence_score=confidence_score,
),
slots=slots,
asr_tokens=[
NluIntent.make_asr_tokens(input_text.split())
],
asr_confidence=query.asr_confidence,
raw_input=original_input,
lang=(query.lang or self.lang),
custom_data=query.custom_data,
),
{
"intent_name": intent_name
},
)
else:
# Not recognized
yield NluIntentNotRecognized(
input=query.input,
id=query.id,
site_id=query.site_id,
session_id=query.session_id,
custom_data=query.custom_data,
)
except Exception as e:
_LOGGER.exception("nlu query")
yield NluError(
site_id=query.site_id,
session_id=query.session_id,
error=str(e),
context=query.input,
)