添加MiniMax在线API支持 (#1445)

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liunux4odoo 2023-09-12 15:24:47 +08:00 committed by GitHub
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commit 03c021d50f
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6 changed files with 128 additions and 4 deletions

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@ -88,6 +88,14 @@ llm_model_dict = {
"provider": "ChatGLMWorker",
"version": "chatglm_pro", # 可选包括 "chatglm_lite", "chatglm_std", "chatglm_pro"
},
"minimax-api": {
"api_base_url": "http://127.0.0.1:8888/v1",
"group_id": "",
"api_key": "",
"is_pro": False,
"provider": "MiniMaxWorker",
},
}
# LLM 名称

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@ -66,6 +66,9 @@ FSCHAT_MODEL_WORKERS = {
"chatglm-api": { # 请为每个在线API设置不同的端口
"port": 20003,
},
"minimax-api": { # 请为每个在线API设置不同的端口
"port": 20004,
},
}
# fastchat multi model worker server

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@ -1 +1,2 @@
from .zhipu import ChatGLMWorker
from .minimax import MiniMaxWorker

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@ -69,3 +69,8 @@ class ApiModelWorker(BaseModelWorker):
target=fastchat.serve.model_worker.heart_beat_worker, args=(self,), daemon=True,
)
self.heart_beat_thread.start()
# help methods
def get_config(self):
from server.utils import get_model_worker_config
return get_model_worker_config(self.model_names[0])

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@ -0,0 +1,108 @@
from server.model_workers.base import ApiModelWorker
from fastchat import conversation as conv
import sys
import json
import httpx
from pprint import pprint
from typing import List, Dict
class MiniMaxWorker(ApiModelWorker):
BASE_URL = 'https://api.minimax.chat/v1/text/chatcompletion{pro}?GroupId={group_id}'
def __init__(
self,
*,
model_names: List[str] = ["minimax-api"],
controller_addr: str,
worker_addr: str,
**kwargs,
):
kwargs.update(model_names=model_names, controller_addr=controller_addr, worker_addr=worker_addr)
kwargs.setdefault("context_len", 16384)
super().__init__(**kwargs)
# TODO: 确认模板是否需要修改
self.conv = conv.Conversation(
name=self.model_names[0],
system_message="",
messages=[],
roles=["USER", "BOT"],
sep="\n### ",
stop_str="###",
)
def prompt_to_messages(self, prompt: str) -> List[Dict]:
result = []
user_start = self.conv.roles[0] + ":"
bot_start = self.conv.roles[1] + ":"
for msg in prompt.split(self.conv.sep)[1:-1]:
if msg.startswith(user_start):
result.append({"sender_type": "USER", "text": msg[len(user_start):].strip()})
elif msg.startswith(bot_start):
result.append({"sender_type": "BOT", "text": msg[len(bot_start)].strip()})
else:
raise RuntimeError(f"unknow role in msg: {msg}")
return result
def generate_stream_gate(self, params):
# 按照官网推荐直接调用abab 5.5模型
# TODO: 支持历史消息支持指定回复要求支持指定用户名称、AI名称
super().generate_stream_gate(params)
config = self.get_config()
group_id = config.get("group_id")
api_key = config.get("api_key")
pro = "_pro" if config.get("is_pro") else ""
headers = {
"Authorization": f"Bearer {api_key}",
"Content-Type": "application/json",
}
data = {
"model": "abab5.5-chat",
"stream": True,
"tokens_to_generate": 1024, # TODO: 1024为官网默认值
"mask_sensitive_info": True,
"messages": self.prompt_to_messages(params["prompt"]),
"temperature": params.get("temperature"),
"top_p": params.get("top_p"),
"bot_setting": [],
}
print("request data sent to minimax:")
pprint(data)
response = httpx.stream("POST",
self.BASE_URL.format(pro=pro, group_id=group_id),
headers=headers,
json=data)
with response as r:
text = ""
for e in r.iter_text():
if e.startswith("data: "): # 真是优秀的返回
data = json.loads(e[6:])
if not data.get("usage"):
if choices := data.get("choices"):
chunk = choices[0].get("delta", "").strip()
if chunk:
print(chunk)
text += chunk
yield json.dumps({"error_code": 0, "text": text}, ensure_ascii=False).encode() + b"\0"
def get_embeddings(self, params):
# TODO: 支持embeddings
print("embedding")
print(params)
if __name__ == "__main__":
import uvicorn
from server.utils import MakeFastAPIOffline
from fastchat.serve.model_worker import app
worker = MiniMaxWorker(
controller_addr="http://127.0.0.1:20001",
worker_addr="http://127.0.0.1:20004",
)
sys.modules["fastchat.serve.model_worker"].worker = worker
MakeFastAPIOffline(app)
uvicorn.run(app, port=20003)

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@ -25,7 +25,7 @@ class ChatGLMWorker(ApiModelWorker):
# 这里的是chatglm api的模板其它API的conv_template需要定制
self.conv = conv.Conversation(
name="chatglm-api",
name=self.model_names[0],
system_message="你是一个聪明、对人类有帮助的人工智能,你可以对人类提出的问题给出有用、详细、礼貌的回答。",
messages=[],
roles=["Human", "Assistant"],
@ -34,12 +34,11 @@ class ChatGLMWorker(ApiModelWorker):
)
def generate_stream_gate(self, params):
# TODO: 支持stream参数维护request_id传过来的prompt也有问题
from server.utils import get_model_worker_config
# TODO: 维护request_id
import zhipuai
super().generate_stream_gate(params)
zhipuai.api_key = get_model_worker_config("chatglm-api").get("api_key")
zhipuai.api_key = self.get_config().get("api_key")
response = zhipuai.model_api.sse_invoke(
model=self.version,