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https://github.com/langbot-app/LangBot.git
synced 2026-07-17 01:46:07 +00:00
doc: 添加部分注释
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@@ -0,0 +1,2 @@
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"""OpenAI 接口处理及会话管理相关
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"""
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@@ -1,8 +1,13 @@
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# 多情景预设值管理
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__current__ = "default"
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"""当前默认使用的情景预设的名称
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由管理员使用`!default <名称>`指令切换
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"""
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__prompts_from_files__ = {}
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"""从文件中读取的情景预设值"""
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def read_prompt_from_file() -> str:
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+20
-13
@@ -5,18 +5,26 @@ import logging
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import pkg.plugin.host as plugin_host
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import pkg.plugin.models as plugin_models
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class KeysManager:
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api_key = {}
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"""所有api-key"""
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# api-key的使用量
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# 其中键为api-key的md5值,值为使用量
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using_key = ""
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"""当前使用的api-key
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"""
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alerted = []
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"""已提示过超额的key
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记录在此以避免重复提示
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"""
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# 在此list中的都是经超额报错标记过的api-key
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# 记录的是key值,仅在运行时有效
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exceeded = []
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"""已超额的key
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供自动切换功能识别
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"""
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def get_using_key(self):
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return self.using_key
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@@ -25,8 +33,6 @@ class KeysManager:
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return hashlib.md5(self.using_key.encode('utf-8')).hexdigest()
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def __init__(self, api_key):
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# if hasattr(config, 'api_key_usage_threshold'):
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# self.api_key_usage_threshold = config.api_key_usage_threshold
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if type(api_key) is dict:
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self.api_key = api_key
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@@ -42,9 +48,13 @@ class KeysManager:
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self.auto_switch()
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# 根据tested自动切换到可用的api-key
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# 返回是否切换成功, 切换后的api-key的别名
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def auto_switch(self) -> (bool, str):
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"""尝试切换api-key
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Returns:
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是否切换成功, 切换后的api-key的别名
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"""
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for key_name in self.api_key:
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if self.api_key[key_name] not in self.exceeded:
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self.using_key = self.api_key[key_name]
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@@ -68,12 +78,9 @@ class KeysManager:
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def add(self, key_name, key):
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self.api_key[key_name] = key
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# 设置当前使用的api-key使用量超限
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# 这是在尝试调用api时发生超限异常时调用的
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def set_current_exceeded(self):
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# md5 = hashlib.md5(self.using_key.encode('utf-8')).hexdigest()
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# self.usage[md5] = self.api_key_usage_threshold
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# self.fee[md5] = self.api_key_fee_threshold
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"""设置当前使用的api-key使用量超限
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"""
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self.exceeded.append(self.using_key)
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def get_key_name(self, api_key):
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+23
-5
@@ -7,9 +7,12 @@ import pkg.utils.context
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import pkg.audit.gatherer
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from pkg.openai.modelmgr import ModelRequest, create_openai_model_request
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# 为其他模块提供与OpenAI交互的接口
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class OpenAIInteract:
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api_params = {}
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"""OpenAI 接口封装
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将文字接口和图片接口封装供调用方使用
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"""
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key_mgr: pkg.openai.keymgr.KeysManager = None
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@@ -20,7 +23,6 @@ class OpenAIInteract:
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}
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def __init__(self, api_key: str):
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# self.api_key = api_key
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self.key_mgr = pkg.openai.keymgr.KeysManager(api_key)
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self.audit_mgr = pkg.audit.gatherer.DataGatherer()
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@@ -32,7 +34,16 @@ class OpenAIInteract:
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pkg.utils.context.set_openai_manager(self)
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# 请求OpenAI Completion
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def request_completion(self, prompts):
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def request_completion(self, prompts) -> str:
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"""请求补全接口回复
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Parameters:
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prompts (str): 提示语
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Returns:
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str: 回复
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"""
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config = pkg.utils.context.get_config()
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# 根据模型选择使用的接口
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@@ -58,8 +69,15 @@ class OpenAIInteract:
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return ai.get_message()
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def request_image(self, prompt):
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def request_image(self, prompt) -> dict:
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"""请求图片接口回复
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Parameters:
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prompt (str): 提示语
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Returns:
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dict: 响应
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"""
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config = pkg.utils.context.get_config()
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params = config.image_api_params if hasattr(config, "image_api_params") else self.default_image_api_params
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+22
-8
@@ -1,4 +1,10 @@
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# 提供与模型交互的抽象接口
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"""OpenAI 接口底层封装
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目前使用的对话接口有:
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ChatCompletion - gpt-3.5-turbo 等模型
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Completion - text-davinci-003 等模型
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此模块封装此两个接口的请求实现,为上层提供统一的调用方式
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"""
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import openai, logging, threading, asyncio
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import openai.error as aiE
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@@ -26,14 +32,15 @@ IMAGE_MODELS = {
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}
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class ModelRequest():
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"""GPT父类"""
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class ModelRequest:
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"""模型接口请求父类"""
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can_chat = False
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runtime:threading.Thread = None
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runtime: threading.Thread = None
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ret = {}
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proxy:str = None
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proxy: str = None
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request_ready = True
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error_info:str = "若在没有任何错误的情况下看到这句话,请带着配置文件上报Issues"
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error_info: str = "若在没有任何错误的情况下看到这句话,请带着配置文件上报Issues"
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def __init__(self, model_name, user_name, request_fun, http_proxy:str = None, time_out = None):
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self.model_name = model_name
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@@ -46,6 +53,8 @@ class ModelRequest():
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self.request_ready = False
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async def __a_request__(self, **kwargs):
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"""异步请求"""
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try:
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self.ret:dict = await self.request_fun(**kwargs)
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self.request_ready = True
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@@ -59,6 +68,8 @@ class ModelRequest():
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raise Exception(self.error_info)
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def request(self, **kwargs):
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"""向接口发起请求"""
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if self.proxy != None: #异步请求
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self.request_ready = False
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loop = asyncio.new_event_loop()
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@@ -97,8 +108,10 @@ class ModelRequest():
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def get_response(self):
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return self.ret
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class ChatCompletionModel(ModelRequest):
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"""ChatCompletion类模型"""
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"""ChatCompletion接口的请求实现"""
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Chat_role = ['system', 'user', 'assistant']
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def __init__(self, model_name, user_name, http_proxy:str = None, **kwargs):
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if http_proxy == None:
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@@ -126,7 +139,8 @@ class ChatCompletionModel(ModelRequest):
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class CompletionModel(ModelRequest):
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"""Completion类模型"""
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"""Completion接口的请求实现"""
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def __init__(self, model_name, user_name, http_proxy:str = None, **kwargs):
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if http_proxy == None:
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request_fun = openai.Completion.create
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+28
-14
@@ -1,3 +1,8 @@
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"""主线使用的会话管理模块
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每个人、每个群单独一个session,session内部保留了对话的上下文,
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"""
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import logging
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import threading
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import time
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@@ -19,6 +24,7 @@ class SessionOfflineStatus:
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ON_GOING = 'on_going'
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EXPLICITLY_CLOSED = 'explicitly_closed'
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# 重置session.prompt
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def reset_session_prompt(session_name, prompt):
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# 备份原始数据
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@@ -43,11 +49,14 @@ def reset_session_prompt(session_name, prompt):
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用户[{}]的数据已被重置,有可能是因为数据版本过旧或存储错误
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原始数据将备份在:
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{}""".format(session_name, bak_path)
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)
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) # 为保证多行文本格式正确故无缩进
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return prompt
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# 从数据加载session
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def load_sessions():
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"""从数据库加载sessions"""
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global sessions
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db_inst = pkg.utils.context.get_database_manager()
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@@ -93,10 +102,13 @@ class Session:
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name = ''
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prompt = []
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"""使用list来保存会话中的回合"""
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create_timestamp = 0
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"""会话创建时间"""
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last_interact_timestamp = 0
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"""上次交互(产生回复)时间"""
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just_switched_to_exist_session = False
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@@ -116,7 +128,7 @@ class Session:
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logging.debug('{},lock release successfully,{}'.format(self.name, self.response_lock))
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# 从配置文件获取会话预设信息
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def get_default_prompt(self, use_default: str=None):
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def get_default_prompt(self, use_default: str = None):
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config = pkg.utils.context.get_config()
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import pkg.openai.dprompt as dprompt
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@@ -130,7 +142,7 @@ class Session:
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{
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'role': 'user',
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'content': current_default_prompt
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},{
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}, {
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'role': 'assistant',
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'content': 'ok'
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}
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@@ -182,6 +194,8 @@ class Session:
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# 请求回复
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# 这个函数是阻塞的
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def append(self, text: str) -> str:
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"""向session中添加一条消息,返回接口回复"""
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self.last_interact_timestamp = int(time.time())
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# 触发插件事件
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@@ -215,14 +229,14 @@ class Session:
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res_ans = '\n\n'.join(res_ans_spt)
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# 将此次对话的双方内容加入到prompt中
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self.prompt.append({'role':'user', 'content':text})
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self.prompt.append({'role':'assistant', 'content':res_ans})
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self.prompt.append({'role': 'user', 'content': text})
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self.prompt.append({'role': 'assistant', 'content': res_ans})
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if self.just_switched_to_exist_session:
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self.just_switched_to_exist_session = False
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self.set_ongoing()
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return res_ans if res_ans[0]!='\n' else res_ans[1:]
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return res_ans if res_ans[0] != '\n' else res_ans[1:]
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# 删除上一回合并返回上一回合的问题
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def undo(self) -> str:
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@@ -231,10 +245,10 @@ class Session:
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# 删除最后两个消息
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if len(self.prompt) < 2:
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raise Exception('之前无对话,无法撤销')
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question = self.prompt[-2]['content']
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self.prompt = self.prompt[:-2]
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# 返回上一回合的问题
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return question
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@@ -242,13 +256,13 @@ class Session:
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def cut_out(self, msg: str, max_tokens: int) -> list:
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"""将现有prompt进行切割处理,使得新的prompt长度不超过max_tokens"""
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# 如果用户消息长度超过max_tokens,直接返回
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temp_prompt = [
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{
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'role': 'user',
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'content': msg
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}
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]
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{
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'role': 'user',
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'content': msg
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}
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]
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token_count = len(msg)
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# 倒序遍历prompt
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