群晖 docker openai chat 微信
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支持私聊独立会话,上下文关联记忆,以及图片
常见问题:原作者github地址
效果展示:
准备工作
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openai账号,相关教程网上非常多,教程
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openai的apiKey 创建一个 apikey
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一个微信账号,最好创建了1年以上的账号,且实名认证,刚创建的小号,基本是被wx秒封
docker pull limccn/chatgpt-on-wechat
在群晖中先创建容器相应的目录,存放需要映射的配置文件
config.env:
配置参数说明:
两个chat_prefix建议和将使用的微信号同名,这样无论私聊或群聊只需长按头像就可以了
{
"open_ai_api_key": "YOUR API KEY", # 填入上面创建的 OpenAI API KEY
"single_chat_prefix": ["bot", "@bot"], # 私聊时文本需要包含该前缀才能触发机器人回复
"single_chat_reply_prefix": "[bot] ", # 私聊时自动回复的前缀,用于区分真人
"group_chat_prefix": ["@bot"], # 群聊时包含该前缀则会触发机器人回复
"group_name_white_list": ["ChatGPT测试群", "ChatGPT测试群2"], # 开启自动回复的群名称列表
"image_create_prefix": ["画", "看", "找"], # 开启图片回复的前缀
"conversation_max_tokens": 1000, # 支持上下文记忆的最多字符数
"character_desc": "你是ChatGPT, 一个由OpenAI训练的大型语言模型, 你旨在回答并解决人们的任何问题,并且可以使用多种语言与人交流。" # 人格描述
}
open_ai_bot.py
修改了源码的第43行,默认值0.9让机器人聊起来很蠢
以及75行的图片分辨率,默认值太糊了
# encoding:utf-8
from bot.bot import Bot
from config import conf
from common.log import logger
import openai
import time
user_session = dict()
# OpenAI对话模型API (可用)
class OpenAIBot(Bot):
def __init__(self):
openai.api_key = conf().get('open_ai_api_key')
def reply(self, query, context=None):
# acquire reply content
if not context or not context.get('type') or context.get('type') == 'TEXT':
logger.info("[OPEN_AI] query={}".format(query))
from_user_id = context['from_user_id']
if query == '#清除记忆':
Session.clear_session(from_user_id)
return '记忆已清除'
new_query = Session.build_session_query(query, from_user_id)
logger.debug("[OPEN_AI] session query={}".format(new_query))
reply_content = self.reply_text(new_query, from_user_id, 0)
logger.debug("[OPEN_AI] new_query={}, user={}, reply_cont={}".format(new_query, from_user_id, reply_content))
if reply_content and query:
Session.save_session(query, reply_content, from_user_id)
return reply_content
elif context.get('type', None) == 'IMAGE_CREATE':
return self.create_img(query, 0)
def reply_text(self, query, user_id, retry_count=0):
try:
response = openai.Completion.create(
model="text-davinci-003", # 对话模型的名称
prompt=query,
temperature=0.5, # 值在[0,1]之间,越大表示回复越具有不确定性
max_tokens=1200, # 回复最大的字符数
top_p=1,
frequency_penalty=0.0, # [-2,2]之间,该值越大则更倾向于产生不同的内容
presence_penalty=0.0, # [-2,2]之间,该值越大则更倾向于产生不同的内容
stop=["\n\n\n"]
)
res_content = response.choices[0]['text'].strip().replace('<|endoftext|>', '')
logger.info("[OPEN_AI] reply={}".format(res_content))
return res_content
except openai.error.RateLimitError as e:
# rate limit exception
logger.warn(e)
if retry_count < 1:
time.sleep(5)
logger.warn("[OPEN_AI] RateLimit exceed, 第{}次重试".format(retry_count+1))
return self.reply_text(query, user_id, retry_count+1)
else:
return "提问太快啦,请休息一下再问我吧"
except Exception as e:
# unknown exception
logger.exception(e)
Session.clear_session(user_id)
return "请再问我一次吧"
def create_img(self, query, retry_count=0):
try:
logger.info("[OPEN_AI] image_query={}".format(query))
response = openai.Image.create(
prompt=query, #图片描述
n=1, #每次生成图片的数量
size="1024x1024" #图片大小,可选有 256x256, 512x512, 1024x1024
)
image_url = response['data'][0]['url']
logger.info("[OPEN_AI] image_url={}".format(image_url))
return image_url
except openai.error.RateLimitError as e:
logger.warn(e)
if retry_count < 1:
time.sleep(5)
logger.warn("[OPEN_AI] ImgCreate RateLimit exceed, 第{}次重试".format(retry_count+1))
return self.reply_text(query, retry_count+1)
else:
return "提问太快啦,请休息一下再问我吧"
except Exception as e:
logger.exception(e)
return None
class Session(object):
@staticmethod
def build_session_query(query, user_id):
'''
build query with conversation history
e.g. Q: xxx
A: xxx
Q: xxx
:param query: query content
:param user_id: from user id
:return: query content with conversaction
'''
prompt = conf().get("character_desc", "")
if prompt:
prompt += "<|endoftext|>\n\n\n"
session = user_session.get(user_id, None)
if session:
for conversation in session:
prompt += "Q: " + conversation["question"] + "\n\n\nA: " + conversation["answer"] + "<|endoftext|>\n"
prompt += "Q: " + query + "\nA: "
return prompt
else:
return prompt + "Q: " + query + "\nA: "
@staticmethod
def save_session(query, answer, user_id):
max_tokens = conf().get("conversation_max_tokens")
if not max_tokens:
# default 3000
max_tokens = 1000
conversation = dict()
conversation["question"] = query
conversation["answer"] = answer
session = user_session.get(user_id)
logger.debug(conversation)
logger.debug(session)
if session:
# append conversation
session.append(conversation)
else:
# create session
queue = list()
queue.append(conversation)
user_session[user_id] = queue
# discard exceed limit conversation
Session.discard_exceed_conversation(user_session[user_id], max_tokens)
@staticmethod
def discard_exceed_conversation(session, max_tokens):
count = 0
count_list = list()
for i in range(len(session)-1, -1, -1):
# count tokens of conversation list
history_conv = session[i]
count += len(history_conv["question"]) + len(history_conv["answer"])
count_list.append(count)
for c in count_list:
if c > max_tokens:
# pop first conversation
session.pop(0)
@staticmethod
def clear_session(user_id):
user_session[user_id] = []
创建容器
使用--env-file=配合env文件覆盖环境变量,实现修改运行参数
-v 替换openai的配置文件
docker run -it --name chatgpt-on-wechat --env-file=/volume1/docker/chatgpt/config.env -v /volume1/docker/chatgpt/open_ai_bot.py:/app/bot/openai/open_ai_bot.py limccn/chatgpt-on-wechat
绑定微信
首次创建容器会在命令行输出二维码,扫码后即大功告成
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