Liu Zhicong
327 lines
13 KiB
Python
327 lines
13 KiB
Python
import asyncio
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import openai
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from openai import AsyncOpenAI
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import os
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import asyncio
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from asyncio import Queue
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import logging
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import json
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import aiohttp
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import base64
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import requests
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from openai._types import NOT_GIVEN
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from aios import ComputeTask, ComputeTaskResult, ComputeTaskState, ComputeTaskType,ComputeTaskResultCode,ComputeNode,AIStorage,UserConfig
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from aios import image_utils
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logger = logging.getLogger(__name__)
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class OpenAI_ComputeNode(ComputeNode):
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_instance = None
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@classmethod
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def get_instance(cls):
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if cls._instance is None:
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cls._instance = OpenAI_ComputeNode()
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return cls._instance
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@classmethod
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def declare_user_config(cls):
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if os.getenv("OPENAI_API_KEY") is None:
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user_config = AIStorage.get_instance().get_user_config()
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user_config.add_user_config("openai_api_key","openai api key",False,None)
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def __init__(self) -> None:
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super().__init__()
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self.is_start = False
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# openai.organization = "org-AoKrOtF2myemvfiFfnsSU8rF" #buckycloud
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self.openai_api_key = None
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self.node_id = "openai_node"
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self.task_queue = Queue()
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async def initial(self):
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if os.getenv("OPENAI_API_KEY") is not None:
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self.openai_api_key = os.getenv("OPENAI_API_KEY")
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else:
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self.openai_api_key = AIStorage.get_instance().get_user_config().get_value("openai_api_key")
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if self.openai_api_key is None:
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logger.error("openai_api_key is None!")
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return False
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openai.api_key = self.openai_api_key
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self.start()
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return True
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async def push_task(self, task: ComputeTask, proiority: int = 0):
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logger.info(f"openai_node push task: {task.display()}")
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self.task_queue.put_nowait(task)
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async def remove_task(self, task_id: str):
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pass
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def message_to_dict(self, message)->dict:
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result = message.dict()
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# result_msg = {}
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# #message.json()
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# if message.content:
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# result_msg["content"] = message.content
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# result_msg["role"] = message.role
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# if message.function_call:
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# function_call = {}
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# function_call["arguments"] = message.function_call.arguments
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# function_call["name"] = message.function_call.name
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# result_msg["function_call"] = function_call
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# if message.tool_calls:
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# tool_calls = []
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# for tool_call in message.tool_calls:
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# tool_call_dict = {}
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# tool_call_dict["id"] = tool_call.id
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# tool_call_dict["type"] = tool_call.type
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# func_call_dict = {}
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# func_call_dict["name"] = tool_call.function.name
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# func_call_dict["arguments"] = tool_call.function.arguments
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# tool_call_dict["function"] = func_call_dict
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# tool_calls.append(tool_call_dict)
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# result_msg["tool_calls"] = message.tool_calls
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# result["message"] = result_msg
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return result
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def _image_2_text(self, task: ComputeTask):
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logger.info('openai image_2_text')
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# 本地图片处理
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headers = {
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"Content-Type": "application/json",
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"Authorization": f"Bearer {self.openai_api_key }"
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}
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model_name = task.params["model_name"]
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image_path = task.params["image_path"]
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if image_utils.is_file(image_path):
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url = image_utils.to_base64(image_path, (1024, 1024))
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else:
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url = image_path
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payload = {
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"model": model_name,
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"messages": [
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{
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"role": "user",
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"content": [
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{
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"type": "text",
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"text": task.params["prompt"]
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},
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{
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"type": "image_url",
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"image_url": {
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"url": url
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}
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}
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]
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}
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],
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"max_tokens": 300
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}
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logger.info('openai send image_2_text request ')
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# openai 的库的Vision只支持传图片的url地址。本地图片得用request
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response = requests.post("https://api.openai.com/v1/chat/completions", headers=headers, json=payload)
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if response.status_code == 200:
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logger.info('openai image_2_text success')
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return response.json()
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else:
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logger.error('openai image_2_text error')
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logger.error(response.json())
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return None
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async def _run_task(self, task: ComputeTask):
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task.state = ComputeTaskState.RUNNING
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result = ComputeTaskResult()
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result.result_code = ComputeTaskResultCode.ERROR
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result.set_from_task(task)
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match task.task_type:
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case ComputeTaskType.TEXT_EMBEDDING:
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model_name = task.params["model_name"]
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input = task.params["input"]
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logger.info(f"call openai {model_name} input: {input}")
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try:
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resp = openai.Embedding.create(model=model_name,
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input=input)
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except Exception as e:
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logger.error(f"openai run TEXT_EMBEDDING task error: {e}")
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task.state = ComputeTaskState.ERROR
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task.error_str = str(e)
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result.error_str = str(e)
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return result
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# resp = {
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# "object": "list",
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# "data": [
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# {
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# "object": "embedding",
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# "index": 0,
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# "embedding": [
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# -0.00930514745414257,
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# 0.00765434792265296,
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# -0.007167573552578688,
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# -0.012373941019177437,
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# -0.04884673282504082
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# ]}]
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# }
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logger.info(f"openai response: {resp}")
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task.state = ComputeTaskState.DONE
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result.result_code = ComputeTaskResultCode.OK
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result.worker_id = self.node_id
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result.result_str = resp["data"][0]["embedding"]
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return result
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case ComputeTaskType.IMAGE_2_TEXT:
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result.result_code = ComputeTaskResultCode.OK
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result.worker_id = self.node_id
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# result.result_str = resp["data"][0]["image_2_text"]
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result.result["message"] = self._image_2_text(task)
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return result
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case ComputeTaskType.LLM_COMPLETION:
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mode_name = task.params["model_name"]
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prompts = task.params["prompts"]
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resp_mode = task.params["resp_mode"]
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if resp_mode == "json":
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response_format = { "type": "json_object" }
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else:
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response_format = None
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max_token_size = task.params.get("max_token_size")
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llm_inner_functions = task.params.get("inner_functions")
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if max_token_size is None:
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max_token_size = 4000
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if mode_name == "gpt-4-vision-preview":
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response_format = NOT_GIVEN
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llm_inner_functions = None
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if max_token_size > 4096 or max_token_size < 50:
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result_token = 4096
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else:
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result_token = -1
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else:
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result_token = NOT_GIVEN
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client = AsyncOpenAI(api_key=self.openai_api_key)
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try:
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if llm_inner_functions is None or len(llm_inner_functions) == 0:
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if mode_name != "gpt-4-vision-preview":
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logger.info(f"call openai {mode_name} prompts: {prompts}")
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resp = await client.chat.completions.create(model=mode_name,
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messages=prompts,
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response_format = response_format,
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max_tokens=result_token,
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)
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else:
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if mode_name != "gpt-4-vision-preview":
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logger.info(f"call openai {mode_name} prompts: \n\t {prompts} \nfunctions: \n\t{json.dumps(llm_inner_functions,ensure_ascii=False)}")
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resp = await client.chat.completions.create(model=mode_name,
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messages=prompts,
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response_format = response_format,
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functions=llm_inner_functions,
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max_tokens=result_token,
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) # TODO: add temperature to task params?
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except Exception as e:
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logger.error(f"openai run LLM_COMPLETION task error: {e}")
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task.state = ComputeTaskState.ERROR
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task.error_str = str(e)
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result.error_str = str(e)
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return result
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#logger.info(f"openai response: {resp}")
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#TODO: gpt-4v api is image_2_text ?
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if mode_name == "gpt-4-vision-preview":
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status_code = resp.choices[0].finish_reason
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if status_code is None:
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status_code = resp.choices[0].finish_details['type']
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else:
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status_code = resp.choices[0].finish_reason
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token_usage = resp.usage
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match status_code:
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case "function_call":
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task.state = ComputeTaskState.DONE
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case "stop":
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task.state = ComputeTaskState.DONE
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case _:
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task.state = ComputeTaskState.ERROR
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task.error_str = f"The status code was {status_code}."
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result.error_str = f"The status code was {status_code}."
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result.result_code = ComputeTaskResultCode.ERROR
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return result
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result.result_code = ComputeTaskResultCode.OK
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result.worker_id = self.node_id
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result.result_str = resp.choices[0].message.content
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result.result["message"] = self.message_to_dict(resp.choices[0].message)
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if token_usage:
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result.result_refers["token_usage"] = token_usage
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logger.info(f"openai success response: {result.result_str}")
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return result
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case _:
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task.state = ComputeTaskState.ERROR
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task.error_str = f"ComputeTask's TaskType : {task.task_type} not support!"
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result.error_str = f"ComputeTask's TaskType : {task.task_type} not support!"
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return None
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def start(self):
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if self.is_start is True:
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return
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self.is_start = True
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async def _run_task_loop():
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while True:
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task = await self.task_queue.get()
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logger.info(f"openai_node get task: {task.display()}")
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result = await self._run_task(task)
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if result is not None:
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task.result = result
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task.state = ComputeTaskState.DONE
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asyncio.create_task(_run_task_loop())
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def display(self) -> str:
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return f"OpenAI_ComputeNode: {self.node_id}"
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def get_task_state(self, task_id: str):
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pass
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def get_capacity(self):
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pass
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def is_support(self, task: ComputeTask) -> bool:
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if task.task_type == ComputeTaskType.LLM_COMPLETION:
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if not task.params["model_name"]:
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return True
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model_name : str = task.params["model_name"]
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if model_name.startswith("gpt-"):
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return True
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if task.task_type == ComputeTaskType.IMAGE_2_TEXT:
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model_name : str = task.params["model_name"]
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if model_name.startswith("gpt-4"):
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return True
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#if task.task_type == ComputeTaskType.TEXT_EMBEDDING:
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# if task.params["model_name"] == "text-embedding-ada-002":
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# return True
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return False
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def is_local(self) -> bool:
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return False
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