PoetryChat / src /zhipu_client.py
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import base64
import datetime
import json
import os
from io import BytesIO
import gradio as gr
import requests
from PIL import Image
from loguru import logger
from zhipuai import ZhipuAI
from src import shared, config
from src.base_model import BaseLLMModel
from src.presets import (
INITIAL_SYSTEM_PROMPT,
TIMEOUT_ALL,
TIMEOUT_STREAMING,
STANDARD_ERROR_MSG,
CONNECTION_TIMEOUT_MSG,
READ_TIMEOUT_MSG,
ERROR_RETRIEVE_MSG,
GENERAL_ERROR_MSG,
CHAT_COMPLETION_URL,
SUMMARY_CHAT_SYSTEM_PROMPT
)
from src.openai_client import OpenAIClient
from src.utils import (
count_token,
construct_system,
construct_user,
get_last_day_of_month,
i18n,
replace_special_symbols,
)
def decode_chat_response(response):
try:
error_msg = ""
for chunk in response:
if chunk:
# chunk = chunk.decode()
chunk = chunk.choices[0].delta
chunk_length = len(chunk.content)
try:
if chunk_length > 1 and chunk!="":
try:
yield chunk.content
except Exception as e:
logger.error(f"Error xxx: {e}")
continue
except Exception as ee:
logger.error(f"ERROR: {chunk}, {ee}")
continue
if error_msg and not error_msg.endswith("[DONE]"):
raise Exception(error_msg)
except GeneratorExit as ge:
raise ValueError(f"GeneratorExit: {ge}")
except Exception as e:
raise Exception(f"Error in generate: {str(e)}")
class ZhipuAIClient(OpenAIClient):
def __init__(
self,
model_name,
api_key,
system_prompt=INITIAL_SYSTEM_PROMPT,
temperature=1.0,
top_p=1.0,
user_name="",
) -> None:
super().__init__(
api_key = api_key,
model_name=model_name,
temperature=temperature,
top_p=top_p,
system_prompt=system_prompt,
# user=user_name,
)
self.api_key = api_key
self.need_api_key = True
self._refresh_header()
self.client = None
# self.user_name = user_name
logger.info(f"user name: {user_name}")
def get_answer_stream_iter(self):
if not self.api_key:
raise ValueError("API key is not set")
response = self._get_response(stream=True)
if response is not None:
stream_iter = decode_chat_response(response)
partial_text = ""
for chunk in stream_iter:
partial_text += chunk
yield partial_text
else:
yield STANDARD_ERROR_MSG + GENERAL_ERROR_MSG
# def get_answer_at_once(self):
# if not self.api_key:
# raise ValueError("API key is not set")
# response = self._get_response()
# response = json.loads(response.text)
# content = response["choices"][0]["message"]["content"]
# total_token_count = response["usage"]["total_tokens"]
# return content, total_token_count
@shared.state.switching_api_key # 在不开启多账号模式的时候,这个装饰器不会起作用
def _get_response(self, stream=False):
zhipuai_api_key = self.api_key
system_prompt = self.system_prompt
history = self.history
# logger.debug(f"{history}")
# headers = {
# "Authorization": f"Bearer {zhipuai_api_key}",
# "Content-Type": "application/json",
# }
if system_prompt is not None:
history = [construct_system(system_prompt), *history]
payload = {
"model": self.model_name,
"messages": history,
"temperature": self.temperature,
"top_p": self.top_p,
"n": self.n_choices,
"stream": stream,
"presence_penalty": self.presence_penalty,
"frequency_penalty": self.frequency_penalty,
}
if self.max_generation_token is not None:
payload["max_tokens"] = self.max_generation_token
if self.stop_sequence is not None:
payload["stop"] = self.stop_sequence
if self.logit_bias is not None:
payload["logit_bias"] = self.logit_bias
if self.user_identifier:
payload["user"] = self.user_identifier
if stream:
timeout = TIMEOUT_STREAMING
else:
timeout = TIMEOUT_ALL
# 如果有自定义的api-host,使用自定义host发送请求,否则使用默认设置发送请求
# if shared.state.chat_completion_url != CHAT_COMPLETION_URL:
# logger.debug(f"使用自定义API URL: {shared.state.chat_completion_url}")
# with config.retrieve_proxy():
# try:
# response = requests.post(
# shared.state.chat_completion_url,
# headers=headers,
# json=payload,
# stream=stream,
# timeout=timeout,
# )
# except Exception as e:
# logger.error(f"Error: {e}")
# response = None
# return response
if self.client is None:
self.client = ZhipuAI(api_key = zhipuai_api_key)
response = self.client.chat.completions.create(
model=self.model_name,
# model="glm-3-turbo",
messages=history,
temperature=self.temperature,
top_p= self.top_p,
stream= stream,
)
# "n": self.n_choices,
# "stream": stream,
# "presence_penalty": self.presence_penalty,
# "frequency_penalty": self.frequency_penalty,
return response
# todo: fix bug
def billing_info(self):
status_text = "获取API使用情况失败,未更新ZhipuAI代价代码。"
return status_text
# try:
# curr_time = datetime.datetime.now()
# last_day_of_month = get_last_day_of_month(
# curr_time).strftime("%Y-%m-%d")
# first_day_of_month = curr_time.replace(day=1).strftime("%Y-%m-%d")
# usage_url = f"{shared.state.usage_api_url}?start_date={first_day_of_month}&end_date={last_day_of_month}"
# try:
# usage_data = self._get_billing_data(usage_url)
# except Exception as e:
# logger.warning(f"获取API使用情况失败:" + str(e))
# return i18n("**获取API使用情况失败**")
# rounded_usage = "{:.5f}".format(usage_data["total_usage"] / 100)
# return i18n("**本月使用金额** ") + f"\u3000 ${rounded_usage}"
# except requests.exceptions.ConnectTimeout:
# status_text = (
# STANDARD_ERROR_MSG + CONNECTION_TIMEOUT_MSG + ERROR_RETRIEVE_MSG
# )
# return status_text
# except requests.exceptions.ReadTimeout:
# status_text = STANDARD_ERROR_MSG + READ_TIMEOUT_MSG + ERROR_RETRIEVE_MSG
# return status_text
# except Exception as e:
# import traceback
# traceback.print_exc()
# logger.error(i18n("获取API使用情况失败:") + str(e))
# return STANDARD_ERROR_MSG + ERROR_RETRIEVE_MSG