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pipecat/examples/p2p-webrtc/voice-agent/bot.py

95 lines
2.8 KiB
Python

#
# Copyright (c) 2025, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#
import os
import sys
from dotenv import load_dotenv
from loguru import logger
from pipecat.audio.vad.silero import SileroVADAnalyzer
from pipecat.pipeline.pipeline import Pipeline
from pipecat.pipeline.runner import PipelineRunner
from pipecat.pipeline.task import PipelineParams, PipelineTask
from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
from pipecat.services.gemini_multimodal_live import GeminiMultimodalLiveLLMService
from pipecat.transports.base_transport import TransportParams
from pipecat.transports.network.small_webrtc import SmallWebRTCTransport
load_dotenv(override=True)
SYSTEM_INSTRUCTION = f"""
"You are Gemini 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. Keep your responses brief. One or two sentences at most.
"""
async def run_bot(webrtc_connection):
pipecat_transport = SmallWebRTCTransport(
webrtc_connection=webrtc_connection,
params=TransportParams(
audio_in_enabled=True,
audio_out_enabled=True,
vad_analyzer=SileroVADAnalyzer(),
audio_out_10ms_chunks=2,
),
)
llm = GeminiMultimodalLiveLLMService(
api_key=os.getenv("GOOGLE_API_KEY"),
voice_id="Puck", # Aoede, Charon, Fenrir, Kore, Puck
transcribe_user_audio=True,
transcribe_model_audio=True,
system_instruction=SYSTEM_INSTRUCTION,
)
context = OpenAILLMContext(
[
{
"role": "user",
"content": "Start by greeting the user warmly and introducing yourself.",
}
],
)
context_aggregator = llm.create_context_aggregator(context)
pipeline = Pipeline(
[
pipecat_transport.input(),
context_aggregator.user(),
llm, # LLM
pipecat_transport.output(),
context_aggregator.assistant(),
]
)
task = PipelineTask(
pipeline,
params=PipelineParams(
enable_metrics=True,
enable_usage_metrics=True,
),
)
@pipecat_transport.event_handler("on_client_connected")
async def on_client_connected(transport, client):
logger.info("Pipecat Client connected")
# Kick off the conversation.
await task.queue_frames([context_aggregator.user().get_context_frame()])
@pipecat_transport.event_handler("on_client_disconnected")
async def on_client_disconnected(transport, client):
logger.info("Pipecat Client disconnected")
await task.cancel()
runner = PipelineRunner(handle_sigint=False)
await runner.run(task)