intent_text.py

import dialogflow_v2 as dialogflow

session_client = dialogflow.SessionsClient()

session = session_client.session_path("google_project_id", session_id)

text_input = dialogflow.types.TextInput(text=text, language_code=language_code)
query_input = dialogflow.types.QueryInput(text=text_input)

response = session_client.detect_intent(session=session, query_input=query_input)

self.lastResponse = response.query_result.fulfillment_text