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ActionDefaultAskAffirmation
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from rasa_core_sdk import Action | |
import csv | |
class ActionDefaultAskAffirmation(Action): | |
"""Asks for an affirmation of the intent if NLU threshold is not met.""" | |
def name(self): | |
return "action_default_ask_affirmation" | |
def __init__(self): | |
self.intent_mappings = {} | |
# read the mapping from a csv and store it in a dictionary | |
with open('intent_mapping.csv', newline='', encoding='utf-8') as file: | |
csv_reader = csv.reader(file) | |
for row in csv_reader: | |
self.intent_mappings[row[0]] = row[1] | |
def run(self, dispatcher, tracker, domain): | |
# get the most likely intent | |
last_intent_name = tracker.latest_message['intent']['name'] | |
# get the prompt for the intent | |
intent_prompt = self.intent_mappings[last_intent_name] | |
# Create the affirmation message and add two buttons to it. | |
# Use '/<intent_name>' as payload to directly trigger '<intent_name>' | |
# when the button is clicked. | |
message = "Did you mean '{}'?".format(intent_prompt) | |
buttons = [{'title': 'Yes', | |
'payload': '/{}'.format(last_intent_name)}, | |
{'title': 'No', | |
'payload': '/out_of_scope'}] | |
dispatcher.utter_button_message(message, buttons=buttons) | |
return [] |
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