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import os
from utils import read_json_file, write_jsonl_file, parse
def get_actions_goal(actions):
goal = []
for item in actions:
g = {
"intent": item["act"],
"slot_value_table": [
{
"slot": item["slot"],
"value": item["values"][0] if len(item["values"]) else None,
}
],
}
goal.append(g)
return goal
def get_state_goal(state):
goal = [{"intent": state["active_intent"], "slot_value_table": []}]
for slot, value in state["slot_values"].items():
svt = {"slot": slot, "value": value[0]}
goal[0]["slot_value_table"].append(svt)
return goal
def get_call_goal(call):
goal = [{"intent": call["method"], "slot_value_table": []}]
for slot, value in call["parameters"].items():
svt = {"slot": slot, "value": value}
goal[0]["slot_value_table"].append(svt)
return goal
def get_goal(domain_name, content):
goal_func = {
"actions": get_actions_goal,
"state": get_state_goal,
"service_call": get_call_goal,
}
return goal_func[domain_name](content)
def get_belief_state(frame):
bs = []
for domain in ["actions", "state", "service_call"]:
if domain in frame:
blf_stt = {"domain": domain, "goal": get_goal(domain, frame[domain])}
bs.append(blf_stt)
return bs
def get_querying_result(frame):
if "service_results" not in frame:
return []
else:
return frame["service_results"]
def parse_slots_index(slots):
slot2index = dict()
for slot in slots:
# if slot["slot"] in slot2index and (
# slot2index[slot["slot"]]["start"] != slot["start"]
# or slot2index[slot["slot"]]["end"] != slot["exclusive_end"]
# ):
# raise ValueError("test")
slot2index[slot["slot"]] = {
"start": slot["start"],
"end": slot["exclusive_end"],
}
return slot2index
def parse_belief_state(frames):
intent_domain_bs = dict()
for frame in frames:
slot2index = parse_slots_index(frame["slots"])
domain = frame["service"]
state = frame["state"]
intent = state["active_intent"]
if intent not in intent_domain_bs:
intent_domain_bs[intent] = dict()
if domain not in intent_domain_bs[intent]:
intent_domain_bs[intent][domain] = {
"svt": [],
}
for slot in state["slot_values"]:
svp = {
"slot": slot,
"value": state["slot_values"][slot],
"relation": "equal_to",
}
if slot in slot2index:
svp["start"] = slot2index[slot]["start"]
svp["end"] = slot2index[slot]["end"]
intent_domain_bs[intent][domain]["svt"].append(svp)
intent_domain_bs[intent][domain]["requested_slots"] = state["requested_slots"]
bs = []
for intent in intent_domain_bs:
for domain in intent_domain_bs[intent]:
bs.append(
{
"intent": intent,
"domain": domain,
"requested_slots": intent_domain_bs[intent][domain][
"requested_slots"
],
"slot_value_table": intent_domain_bs[intent][domain]["svt"],
}
)
return bs
def parse_dialog_act(frames):
domain_act_svt = dict()
for frame in frames:
slot2index = parse_slots_index(frame["slots"])
domain = frame["service"]
actions = frame["actions"]
if domain not in domain_act_svt:
domain_act_svt[domain] = dict()
for action in actions:
act = action["act"]
if act not in domain_act_svt[domain]:
domain_act_svt[domain][act] = []
svp = {
"slot": action["slot"],
"value": action["values"],
"relation": "equal_to",
}
if "canonical_values" in action:
svp["canonical_values"] = (action["canonical_values"],)
slot = action["slot"]
if slot in slot2index:
svp["start"] = slot2index[slot]["start"]
svp["end"] = slot2index[slot]["end"]
domain_act_svt[domain][act].append(svp)
da = []
for domain in domain_act_svt:
for act in domain_act_svt[domain]:
da.append(
{
"act": act,
"domain": domain,
"slot_value_table": domain_act_svt[domain][act],
}
)
return da
def preprocess(args):
filenames = os.listdir(args.input_dir)
data = {"train": [], "dev": [], "test": []}
for filename in filenames:
if not filename.endswith(".json"):
continue
path = os.path.join(args.input_dir, filename)
origin_data = read_json_file(path)
locale = filename.split("_")[0]
partition = filename.split("_")[1][:-5]
for dial in origin_data:
parsed_dial = {
"turn": "multi",
"domain": dial["services"],
"locale": locale,
"dialog": [],
}
for origin_turn in dial["turns"]:
frames = origin_turn["frames"]
# print(frames)
turn = {
"role": origin_turn["speaker"],
"utterance": origin_turn["utterance"],
"dialog_act": parse_dialog_act(frames),
}
if turn["role"] == "USER":
turn["belief_state"] = parse_belief_state(frames)
if "service_call" in origin_turn:
turn["query"] = origin_turn["service_call"]
if "service_results" in origin_turn:
turn["querying_result"] = origin_turn["querying_result"]
parsed_dial["dialog"].append(turn)
data[partition].append(parsed_dial)
for partition in data:
if data[partition]:
write_jsonl_file(
data[partition], os.path.join(args.output_dir, f"{partition}.jsonl")
)
if __name__ == "__main__":
args = parse()
preprocess(args)
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