Files
pipecat/src/dailyai/services/open_ai_services.py
2024-01-18 11:21:38 -05:00

80 lines
2.7 KiB
Python

import requests
import aiohttp
import asyncio
from PIL import Image
import io
from openai import AsyncOpenAI
import os
import json
from collections.abc import AsyncGenerator
from dailyai.services.ai_services import AIService, TTSService, LLMService, ImageGenService
class OpenAILLMService(LLMService):
def __init__(self, api_key=None, model=None):
super().__init__()
api_key = api_key or os.getenv("OPEN_AI_KEY")
self.model = model or os.getenv("OPEN_AI_LLM_MODEL") or "gpt-4"
self.client = AsyncOpenAI(api_key=api_key)
async def get_response(self, messages, stream):
return await self.client.chat.completions.create(
stream=stream,
messages=messages,
model=self.model
)
async def run_llm_async(self, messages) -> AsyncGenerator[str, None]:
messages_for_log = json.dumps(messages)
self.logger.debug(f"Generating chat via openai: {messages_for_log}")
response = await self.get_response(messages, stream=True)
for chunk in response:
if len(chunk.choices) == 0:
continue
if chunk.choices[0].delta.content:
yield chunk.choices[0].delta.content
async def run_llm(self, messages) -> str | None:
messages_for_log = json.dumps(messages)
self.logger.debug(f"Generating chat via openai: {messages_for_log}")
response = await self.get_response(messages, stream=False)
if response and len(response.choices) > 0:
return response.choices[0].message.content
else:
return None
class OpenAIImageGenService(ImageGenService):
def __init__(self, image_size:str, api_key=None, model=None):
super().__init__(image_size=image_size)
api_key = api_key or os.getenv("OPEN_AI_KEY")
self.model = model or os.getenv("OPEN_AI_IMAGE_MODEL") or "dall-e-3"
self.client = AsyncOpenAI(api_key=api_key)
async def run_image_gen(self, sentence) -> tuple[str, bytes]:
self.logger.info("Generating OpenAI image", sentence)
image = await self.client.images.generate(
prompt=sentence,
model=self.model,
n=1,
size=self.image_size
)
image_url = image.data[0].url
if not image_url:
raise Exception("No image provided in response", image)
# Load the image from the url
async with aiohttp.ClientSession() as session:
async with session.get(image_url) as response:
image_stream = io.BytesIO(await response.content.read())
image = Image.open(image_stream)
return (image_url, image.tobytes())
return (image_url, dalle_im.tobytes())