Files
pipecat/examples/foundational/21-tavus-layer.py
2024-10-25 14:56:56 -07:00

134 lines
4.3 KiB
Python

#
# Copyright (c) 2024, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#
import asyncio
import aiohttp
import os
import sys
from typing import Any, Mapping
from pipecat.frames.frames import LLMMessagesFrame
from pipecat.pipeline.pipeline import Pipeline
from pipecat.pipeline.runner import PipelineRunner
from pipecat.pipeline.task import PipelineParams, PipelineTask
from pipecat.processors.aggregators.llm_response import (
LLMAssistantResponseAggregator,
LLMUserResponseAggregator,
)
from pipecat.services.cartesia import CartesiaTTSService
from pipecat.services.openai import OpenAILLMService
from pipecat.services.deepgram import DeepgramSTTService
from pipecat.services.tavus import TavusVideoService
from pipecat.transports.services.daily import DailyParams, DailyTransport
from pipecat.audio.vad.silero import SileroVADAnalyzer
from loguru import logger
from dotenv import load_dotenv
load_dotenv(override=True)
logger.remove(0)
logger.add(sys.stderr, level="DEBUG")
async def main():
async with aiohttp.ClientSession() as session:
tavus = TavusVideoService(
api_key=os.getenv("TAVUS_API_KEY"),
replica_id=os.getenv("TAVUS_REPLICA_ID"),
persona_id=os.getenv("TAVUS_PERSONA_ID", "pipecat0"),
session=session,
)
# get persona, look up persona_name, set this as the bot name to ignore
persona_name = await tavus.get_persona_name()
room_url = await tavus.initialize()
transport = DailyTransport(
room_url=room_url,
token=None,
bot_name="Pipecat bot",
params=DailyParams(
vad_enabled=True,
vad_analyzer=SileroVADAnalyzer(),
vad_audio_passthrough=True,
),
)
stt = DeepgramSTTService(api_key=os.getenv("DEEPGRAM_API_KEY"))
tts = CartesiaTTSService(
api_key=os.getenv("CARTESIA_API_KEY"),
voice_id="a167e0f3-df7e-4d52-a9c3-f949145efdab",
)
llm = OpenAILLMService(model="gpt-4o-mini")
messages = [
{
"role": "system",
"content": "You are a helpful LLM in a WebRTC call. 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.",
},
]
tma_in = LLMUserResponseAggregator(messages)
tma_out = LLMAssistantResponseAggregator(messages)
pipeline = Pipeline(
[
transport.input(), # Transport user input
stt, # STT
tma_in, # User responses
llm, # LLM
tts, # TTS
tavus, # Tavus output layer
transport.output(), # Transport bot output
tma_out, # Assistant spoken responses
]
)
task = PipelineTask(
pipeline,
PipelineParams(
allow_interruptions=True,
enable_metrics=True,
enable_usage_metrics=True,
report_only_initial_ttfb=True,
),
)
@transport.event_handler("on_participant_joined")
async def on_participant_joined(
transport: DailyTransport, participant: Mapping[str, Any]
) -> None:
# Ignore the Tavus replica's microphone
if participant.get("info", {}).get("userName", "") == persona_name:
logger.debug(f"Ignoring {participant['id']}'s microphone")
await transport.update_subscriptions(
participant_settings={
participant["id"]: {
"media": {"microphone": "unsubscribed"},
}
}
)
if participant.get("info", {}).get("userName", "") != persona_name:
# Kick off the conversation.
messages.append(
{"role": "system", "content": "Please introduce yourself to the user."}
)
await task.queue_frames([LLMMessagesFrame(messages)])
runner = PipelineRunner()
await runner.run(task)
if __name__ == "__main__":
asyncio.run(main())