Files
chatgpt-on-wechat/bot/gemini/google_gemini_bot.py
2024-07-04 01:44:53 +08:00

82 lines
2.8 KiB
Python

"""
Google gemini bot
@author zhayujie
@Date 2023/12/15
"""
# encoding:utf-8
from bot.bot import Bot
import google.generativeai as genai
from bot.session_manager import SessionManager
from bridge.context import ContextType, Context
from bridge.reply import Reply, ReplyType
from common.log import logger
from config import conf
from bot.baidu.baidu_wenxin_session import BaiduWenxinSession
# OpenAI对话模型API (可用)
class GoogleGeminiBot(Bot):
def __init__(self):
super().__init__()
self.api_key = conf().get("gemini_api_key")
# 复用文心的token计算方式
self.sessions = SessionManager(BaiduWenxinSession, model=conf().get("model") or "gpt-3.5-turbo")
self.model = conf().get("model") or "gemini-pro"
if self.model == "gemini":
self.model = "gemini-pro"
def reply(self, query, context: Context = None) -> Reply:
try:
if context.type != ContextType.TEXT:
logger.warn(f"[Gemini] Unsupported message type, type={context.type}")
return Reply(ReplyType.TEXT, None)
logger.info(f"[Gemini] query={query}")
session_id = context["session_id"]
session = self.sessions.session_query(query, session_id)
gemini_messages = self._convert_to_gemini_messages(self.filter_messages(session.messages))
genai.configure(api_key=self.api_key)
model = genai.GenerativeModel(self.model)
response = model.generate_content(gemini_messages)
reply_text = response.text
self.sessions.session_reply(reply_text, session_id)
logger.info(f"[Gemini] reply={reply_text}")
return Reply(ReplyType.TEXT, reply_text)
except Exception as e:
logger.error("[Gemini] fetch reply error, may contain unsafe content")
logger.error(e)
return Reply(ReplyType.ERROR, "invoke [Gemini] api failed!")
def _convert_to_gemini_messages(self, messages: list):
res = []
for msg in messages:
if msg.get("role") == "user":
role = "user"
elif msg.get("role") == "assistant":
role = "model"
else:
continue
res.append({
"role": role,
"parts": [{"text": msg.get("content")}]
})
return res
@staticmethod
def filter_messages(messages: list):
res = []
turn = "user"
if not messages:
return res
for i in range(len(messages) - 1, -1, -1):
message = messages[i]
if message.get("role") != turn:
continue
res.insert(0, message)
if turn == "user":
turn = "assistant"
elif turn == "assistant":
turn = "user"
return res