Files
pipecat/examples/foundational/26d-gemini-live-text.py

158 lines
4.9 KiB
Python

#
# Copyright (c) 2024-2026, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#
import os
from dotenv import load_dotenv
from loguru import logger
from pipecat.audio.vad.silero import SileroVADAnalyzer
from pipecat.audio.vad.vad_analyzer import VADParams
from pipecat.frames.frames import LLMRunFrame
from pipecat.pipeline.pipeline import Pipeline
from pipecat.pipeline.runner import PipelineRunner
from pipecat.pipeline.task import PipelineParams, PipelineTask
from pipecat.processors.aggregators.llm_context import LLMContext
from pipecat.processors.aggregators.llm_response_universal import (
LLMContextAggregatorPair,
LLMUserAggregatorParams,
)
from pipecat.runner.types import RunnerArguments
from pipecat.runner.utils import create_transport
from pipecat.services.cartesia.tts import CartesiaTTSService
from pipecat.services.google.gemini_live.llm import (
GeminiLiveLLMService,
GeminiModalities,
InputParams,
)
from pipecat.transports.base_transport import BaseTransport, TransportParams
from pipecat.transports.daily.transport import DailyParams
from pipecat.transports.websocket.fastapi import FastAPIWebsocketParams
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 spoken aloud, so avoid special characters that can't easily be spoken, such as emojis or bullet points.
Respond to what the user said in a creative and helpful way. Keep your responses brief. One or two sentences at most.
"""
# We use lambdas to defer transport parameter creation until the transport
# type is selected at runtime.
transport_params = {
"daily": lambda: DailyParams(
audio_in_enabled=True,
audio_out_enabled=True,
),
"twilio": lambda: FastAPIWebsocketParams(
audio_in_enabled=True,
audio_out_enabled=True,
),
"webrtc": lambda: TransportParams(
audio_in_enabled=True,
audio_out_enabled=True,
),
}
async def run_bot(transport: BaseTransport, runner_args: RunnerArguments):
logger.info(f"Starting bot")
# KNOWN ISSUE: If using GeminiLiveVertexLLMService, you cannot specify a
# modality other than AUDIO (at least not if using the service's default
# model, which is a native audio model:
# https://cloud.google.com/vertex-ai/generative-ai/docs/live-api/tools#native-audio).
llm = GeminiLiveLLMService(
api_key=os.getenv("GOOGLE_API_KEY"),
system_instruction=SYSTEM_INSTRUCTION,
tools=[{"google_search": {}}, {"code_execution": {}}],
params=InputParams(modalities=GeminiModalities.TEXT),
)
# Optionally, you can set the response modalities via a function
# llm.set_model_modalities(
# GeminiMultimodalModalities.TEXT
# )
tts = CartesiaTTSService(
api_key=os.getenv("CARTESIA_API_KEY"), voice_id="71a7ad14-091c-4e8e-a314-022ece01c121"
)
messages = [
{
"role": "user",
"content": 'Start by saying "Hello, I\'m Gemini".',
},
]
# Set up conversation context and management
# The context_aggregator will automatically collect conversation context
context = LLMContext(messages)
user_aggregator, assistant_aggregator = LLMContextAggregatorPair(
context,
user_params=LLMUserAggregatorParams(
# Set stop_secs to something roughly similar to the internal setting
# of the Multimodal Live api, just to align events. This doesn't
# really matter because we can only use the Multimodal Live API's
# phrase endpointing, for now.
vad_analyzer=SileroVADAnalyzer(params=VADParams(stop_secs=0.5))
),
)
pipeline = Pipeline(
[
transport.input(),
user_aggregator,
llm,
tts,
transport.output(),
assistant_aggregator,
]
)
task = PipelineTask(
pipeline,
params=PipelineParams(
enable_metrics=True,
enable_usage_metrics=True,
),
idle_timeout_secs=runner_args.pipeline_idle_timeout_secs,
)
@transport.event_handler("on_client_connected")
async def on_client_connected(transport, client):
logger.info(f"Client connected")
# Kick off the conversation.
await task.queue_frames([LLMRunFrame()])
@transport.event_handler("on_client_disconnected")
async def on_client_disconnected(transport, client):
logger.info(f"Client disconnected")
await task.cancel()
runner = PipelineRunner(handle_sigint=runner_args.handle_sigint)
await runner.run(task)
async def bot(runner_args: RunnerArguments):
"""Main bot entry point compatible with Pipecat Cloud."""
transport = await create_transport(runner_args, transport_params)
await run_bot(transport, runner_args)
if __name__ == "__main__":
from pipecat.runner.run import main
main()