124 lines
4.2 KiB
Python
124 lines
4.2 KiB
Python
#
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# Copyright (c) 2024–2025, Daily
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#
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# SPDX-License-Identifier: BSD 2-Clause License
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#
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import argparse
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import asyncio
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import os
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import sys
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from dotenv import load_dotenv
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from loguru import logger
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from twilio.rest import Client
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from pipecat.audio.vad.silero import SileroVADAnalyzer
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from pipecat.pipeline.pipeline import Pipeline
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from pipecat.pipeline.runner import PipelineRunner
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from pipecat.pipeline.task import PipelineParams, PipelineTask
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from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
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from pipecat.services.elevenlabs.tts import ElevenLabsTTSService
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from pipecat.services.openai.llm import OpenAILLMService
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from pipecat.transports.services.daily import DailyParams, DailyTransport
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load_dotenv(override=True)
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logger.remove(0)
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logger.add(sys.stderr, level="DEBUG")
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twilio_account_sid = os.getenv("TWILIO_ACCOUNT_SID")
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twilio_auth_token = os.getenv("TWILIO_AUTH_TOKEN")
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twilioclient = Client(twilio_account_sid, twilio_auth_token)
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daily_api_key = os.getenv("DAILY_API_KEY", "")
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async def main(room_url: str, token: str, callId: str, sipUri: str):
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# dialin_settings are only needed if Daily's SIP URI is used
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# If you are handling this via Twilio, Telnyx, set this to None
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# and handle call-forwarding when on_dialin_ready fires.
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transport = DailyTransport(
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room_url,
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token,
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"Chatbot",
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DailyParams(
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api_key=daily_api_key,
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dialin_settings=None, # Not required for Twilio
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audio_in_enabled=True,
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audio_out_enabled=True,
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camera_out_enabled=False,
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vad_enabled=True,
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vad_analyzer=SileroVADAnalyzer(),
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transcription_enabled=True,
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),
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)
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tts = ElevenLabsTTSService(
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api_key=os.getenv("ELEVENLABS_API_KEY", ""),
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voice_id=os.getenv("ELEVENLABS_VOICE_ID", ""),
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)
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llm = OpenAILLMService(api_key=os.getenv("OPENAI_API_KEY"), model="gpt-4o")
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messages = [
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{
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"role": "system",
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"content": "You are Chatbot, a friendly, helpful robot. Your goal is to demonstrate your capabilities in a succinct way. Your output will be converted to audio so don't include special characters in your answers. Respond to what the user said in a creative and helpful way, but keep your responses brief. Start by saying 'Hello! Who dares dial me at this hour?!'.",
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},
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]
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context = OpenAILLMContext(messages)
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context_aggregator = llm.create_context_aggregator(context)
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pipeline = Pipeline(
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[
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transport.input(),
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context_aggregator.user(),
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llm,
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tts,
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transport.output(),
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context_aggregator.assistant(),
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]
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)
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task = PipelineTask(pipeline, params=PipelineParams(allow_interruptions=True))
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@transport.event_handler("on_first_participant_joined")
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async def on_first_participant_joined(transport, participant):
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await transport.capture_participant_transcription(participant["id"])
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await task.queue_frames([context_aggregator.user().get_context_frame()])
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@transport.event_handler("on_participant_left")
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async def on_participant_left(transport, participant, reason):
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await task.cancel()
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@transport.event_handler("on_dialin_ready")
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async def on_dialin_ready(transport, cdata):
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# For Twilio, Telnyx, etc. You need to update the state of the call
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# and forward it to the sip_uri..
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print(f"Forwarding call: {callId} {sipUri}")
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try:
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# The TwiML is updated using Twilio's client library
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call = twilioclient.calls(callId).update(
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twiml=f"<Response><Dial><Sip>{sipUri}</Sip></Dial></Response>"
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)
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except Exception as e:
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raise Exception(f"Failed to forward call: {str(e)}")
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runner = PipelineRunner()
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await runner.run(task)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(description="Pipecat Simple ChatBot")
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parser.add_argument("-u", type=str, help="Room URL")
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parser.add_argument("-t", type=str, help="Token")
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parser.add_argument("-i", type=str, help="Call ID")
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parser.add_argument("-s", type=str, help="SIP URI")
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config = parser.parse_args()
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asyncio.run(main(config.u, config.t, config.i, config.s))
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