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Merge pull request #72 from SaigyoujiYusora/refactor/unified_request

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Refactor/unified request
This commit is contained in:
tcmofashi
2025-03-07 02:53:18 +08:00
committed by GitHub
parent 8d77cb0875 a463f3a1a4
commit 00aadf0fc8
9 changed files with 328 additions and 703 deletions
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1
config/bot_config_template.toml
View File

@@ -30,6 +30,7 @@ enable_pic_translate = false
model_r1_probability = 0.8 # 麦麦回答时选择R1模型的概率
model_v3_probability = 0.1 # 麦麦回答时选择V3模型的概率
model_r1_distill_probability = 0.1 # 麦麦回答时选择R1蒸馏模型的概率
max_response_length = 1024 # 麦麦回答的最大token数
[memory]
build_memory_interval = 300 # 记忆构建间隔 单位秒

1
src/plugins/chat/bot.py
View File

@@ -58,6 +58,7 @@ class ChatBot:
plain_text=event.get_plaintext(),
reply_message=event.reply,
)
await message.initialize()
# 过滤词
for word in global_config.ban_words:

3
src/plugins/chat/config.py
View File

@@ -34,6 +34,8 @@ class BotConfig:
EMOJI_CHECK_PROMPT: str = "不要包含违反公序良俗的内容" # 表情包过滤要求
ban_words = set()
max_response_length: int = 1024 # 最大回复长度
# 模型配置
llm_reasoning: Dict[str, str] = field(default_factory=lambda: {})
@@ -117,6 +119,7 @@ class BotConfig:
config.MODEL_R1_DISTILL_PROBABILITY = response_config.get("model_r1_distill_probability", config.MODEL_R1_DISTILL_PROBABILITY)
config.API_USING = response_config.get("api_using", config.API_USING)
config.API_PAID = response_config.get("api_paid", config.API_PAID)
config.max_response_length = response_config.get("max_response_length", config.max_response_length)
# 加载模型配置
if "model" in toml_dict:

99
src/plugins/chat/cq_code.py
View File

@@ -10,11 +10,11 @@ from nonebot.adapters.onebot.v11 import Bot
from .config import global_config
import time
import asyncio
from .utils_image import storage_image,storage_emoji
from .utils_image import storage_image, storage_emoji
from .utils_user import get_user_nickname
from ..models.utils_model import LLM_request
#解析各种CQ码
#包含CQ码类
# 解析各种CQ码
# 包含CQ码类
import urllib3
from urllib3.util import create_urllib3_context
from nonebot import get_driver
@@ -27,6 +27,7 @@ ctx = create_urllib3_context()
ctx.load_default_certs()
ctx.set_ciphers("AES128-GCM-SHA256")
class TencentSSLAdapter(requests.adapters.HTTPAdapter):
def __init__(self, ssl_context=None, **kwargs):
self.ssl_context = ssl_context
@@ -37,6 +38,7 @@ class TencentSSLAdapter(requests.adapters.HTTPAdapter):
num_pools=connections, maxsize=maxsize,
block=block, ssl_context=self.ssl_context)
@dataclass
class CQCode:
"""
@@ -64,15 +66,15 @@ class CQCode:
"""初始化LLM实例"""
self._llm = LLM_request(model=global_config.vlm, temperature=0.4, max_tokens=300)
def translate(self):
async def translate(self):
"""根据CQ码类型进行相应的翻译处理"""
if self.type == 'text':
self.translated_plain_text = self.params.get('text', '')
elif self.type == 'image':
if self.params.get('sub_type') == '0':
self.translated_plain_text = self.translate_image()
self.translated_plain_text = await self.translate_image()
else:
self.translated_plain_text = self.translate_emoji()
self.translated_plain_text = await self.translate_emoji()
elif self.type == 'at':
user_nickname = get_user_nickname(self.params.get('qq', ''))
if user_nickname:
@@ -80,13 +82,13 @@ class CQCode:
else:
self.translated_plain_text = f"@某人"
elif self.type == 'reply':
self.translated_plain_text = self.translate_reply()
self.translated_plain_text = await self.translate_reply()
elif self.type == 'face':
face_id = self.params.get('id', '')
# self.translated_plain_text = f"[表情{face_id}]"
self.translated_plain_text = f"[表情]"
elif self.type == 'forward':
self.translated_plain_text = self.translate_forward()
self.translated_plain_text = await self.translate_forward()
else:
self.translated_plain_text = f"[{self.type}]"
@@ -133,7 +135,7 @@ class CQCode:
# 腾讯服务器特殊状态码处理
if response.status_code == 400 and 'multimedia.nt.qq.com.cn' in url:
return None
if response.status_code != 200:
raise requests.exceptions.HTTPError(f"HTTP {response.status_code}")
@@ -157,8 +159,8 @@ class CQCode:
return None
return None
def translate_emoji(self) -> str:
async def translate_emoji(self) -> str:
"""处理表情包类型的CQ码"""
if 'url' not in self.params:
return '[表情包]'
@@ -167,50 +169,51 @@ class CQCode:
# 将 base64 字符串转换为字节类型
image_bytes = base64.b64decode(base64_str)
storage_emoji(image_bytes)
return self.get_emoji_description(base64_str)
return await self.get_emoji_description(base64_str)
else:
return '[表情包]'
def translate_image(self) -> str:
async def translate_image(self) -> str:
"""处理图片类型的CQ码，区分普通图片和表情包"""
#没有url，直接返回默认文本
# 没有url，直接返回默认文本
if 'url' not in self.params:
return '[图片]'
base64_str = self.get_img()
if base64_str:
image_bytes = base64.b64decode(base64_str)
storage_image(image_bytes)
return self.get_image_description(base64_str)
return await self.get_image_description(base64_str)
else:
return '[图片]'
def get_emoji_description(self, image_base64: str) -> str:
async def get_emoji_description(self, image_base64: str) -> str:
"""调用AI接口获取表情包描述"""
try:
prompt = "这是一个表情包，请用简短的中文描述这个表情包传达的情感和含义。最多20个字。"
description, _ = self._llm.generate_response_for_image_sync(prompt, image_base64)
# description, _ = self._llm.generate_response_for_image_sync(prompt, image_base64)
description, _ = await self._llm.generate_response_for_image(prompt, image_base64)
return f"[表情包：{description}]"
except Exception as e:
print(f"\033[1;31m[错误]\033[0m AI接口调用失败: {str(e)}")
return "[表情包]"
def get_image_description(self, image_base64: str) -> str:
async def get_image_description(self, image_base64: str) -> str:
"""调用AI接口获取普通图片描述"""
try:
prompt = "请用中文描述这张图片的内容。如果有文字，请把文字都描述出来。并尝试猜测这个图片的含义。最多200个字。"
description, _ = self._llm.generate_response_for_image_sync(prompt, image_base64)
# description, _ = self._llm.generate_response_for_image_sync(prompt, image_base64)
description, _ = await self._llm.generate_response_for_image(prompt, image_base64)
return f"[图片：{description}]"
except Exception as e:
print(f"\033[1;31m[错误]\033[0m AI接口调用失败: {str(e)}")
return "[图片]"
def translate_forward(self) -> str:
async def translate_forward(self) -> str:
"""处理转发消息"""
try:
if 'content' not in self.params:
return '[转发消息]'
# 解析content内容（需要先反转义）
content = self.unescape(self.params['content'])
# print(f"\033[1;34m[调试信息]\033[0m 转发消息内容: {content}")
@@ -221,17 +224,17 @@ class CQCode:
except ValueError as e:
print(f"\033[1;31m[错误]\033[0m 解析转发消息内容失败: {str(e)}")
return '[转发消息]'
# 处理每条消息
formatted_messages = []
for msg in messages:
sender = msg.get('sender', {})
nickname = sender.get('card') or sender.get('nickname', '未知用户')
# 获取消息内容并使用Message类处理
raw_message = msg.get('raw_message', '')
message_array = msg.get('message', [])
if message_array and isinstance(message_array, list):
# 检查是否包含嵌套的转发消息
for message_part in message_array:
@@ -249,6 +252,7 @@ class CQCode:
plain_text=raw_message,
group_id=msg.get('group_id', 0)
)
await message_obj.initialize()
content = message_obj.processed_plain_text
else:
content = '[空消息]'
@@ -263,23 +267,24 @@ class CQCode:
plain_text=raw_message,
group_id=msg.get('group_id', 0)
)
await message_obj.initialize()
content = message_obj.processed_plain_text
else:
content = '[空消息]'
formatted_msg = f"{nickname}: {content}"
formatted_messages.append(formatted_msg)
# 合并所有消息
combined_messages = '\n'.join(formatted_messages)
print(f"\033[1;34m[调试信息]\033[0m 合并后的转发消息: {combined_messages}")
return f"[转发消息:\n{combined_messages}]"
except Exception as e:
print(f"\033[1;31m[错误]\033[0m 处理转发消息失败: {str(e)}")
return '[转发消息]'
def translate_reply(self) -> str:
async def translate_reply(self) -> str:
"""处理回复类型的CQ码"""
# 创建Message对象
@@ -287,7 +292,7 @@ class CQCode:
if self.reply_message == None:
# print(f"\033[1;31m[错误]\033[0m 回复消息为空")
return '[回复某人消息]'
if self.reply_message.sender.user_id:
message_obj = Message(
user_id=self.reply_message.sender.user_id,
@@ -295,6 +300,7 @@ class CQCode:
raw_message=str(self.reply_message.message),
group_id=self.group_id
)
await message_obj.initialize()
if message_obj.user_id == global_config.BOT_QQ:
return f"[回复 {global_config.BOT_NICKNAME} 的消息: {message_obj.processed_plain_text}]"
else:
@@ -308,9 +314,9 @@ class CQCode:
def unescape(text: str) -> str:
"""反转义CQ码中的特殊字符"""
return text.replace(',', ',') \
.replace('[', '[') \
.replace(']', ']') \
.replace('&', '&')
.replace('[', '[') \
.replace(']', ']') \
.replace('&', '&')
@staticmethod
def create_emoji_cq(file_path: str) -> str:
@@ -325,15 +331,16 @@ class CQCode:
abs_path = os.path.abspath(file_path)
# 转义特殊字符
escaped_path = abs_path.replace('&', '&') \
.replace('[', '[') \
.replace(']', ']') \
.replace(',', ',')
.replace('[', '[') \
.replace(']', ']') \
.replace(',', ',')
# 生成CQ码，设置sub_type=1表示这是表情包
return f"[CQ:image,file=file:///{escaped_path},sub_type=1]"
class CQCode_tool:
@staticmethod
def cq_from_dict_to_class(cq_code: Dict, reply: Optional[Dict] = None) -> CQCode:
async def cq_from_dict_to_class(cq_code: Dict, reply: Optional[Dict] = None) -> CQCode:
"""
将CQ码字典转换为CQCode对象
@@ -352,7 +359,7 @@ class CQCode_tool:
params['text'] = cq_code.get('data', {}).get('text', '')
else:
params = cq_code.get('data', {})
instance = CQCode(
type=cq_type,
params=params,
@@ -360,11 +367,11 @@ class CQCode_tool:
user_id=0,
reply_message=reply
)
# 进行翻译处理
instance.translate()
await instance.translate()
return instance
@staticmethod
def create_reply_cq(message_id: int) -> str:
"""
@@ -375,6 +382,6 @@ class CQCode_tool:
回复CQ码字符串
"""
return f"[CQ:reply,id={message_id}]"
cq_code_tool = CQCode_tool()

92
src/plugins/chat/message.py
View File

@@ -27,58 +27,60 @@ class Message:
"""消息数据类"""
message_id: int = None
time: float = None
group_id: int = None
group_name: str = None # 群名称
group_name: str = None # 群名称
user_id: int = None
user_nickname: str = None # 用户昵称
user_cardname: str=None # 用户群昵称
raw_message: str = None # 原始消息，包含未解析的cq码
plain_text: str = None # 纯文本
user_cardname: str = None # 用户群昵称
raw_message: str = None # 原始消息，包含未解析的cq码
plain_text: str = None # 纯文本
reply_message: Dict = None # 存储 回复的 源消息
# 延迟初始化字段
_initialized: bool = False
message_segments: List[Dict] = None # 存储解析后的消息片段
processed_plain_text: str = None # 用于存储处理后的plain_text
detailed_plain_text: str = None # 用于存储详细可读文本
reply_message: Dict = None # 存储 回复的 源消息
is_emoji: bool = False # 是否是表情包
has_emoji: bool = False # 是否包含表情包
translate_cq: bool = True # 是否翻译cq码
def __post_init__(self):
if self.time is None:
self.time = int(time.time())
if not self.group_name:
self.group_name = get_groupname(self.group_id)
if not self.user_nickname:
self.user_nickname = get_user_nickname(self.user_id)
if not self.user_cardname:
self.user_cardname=get_user_cardname(self.user_id)
if not self.processed_plain_text:
if self.raw_message:
self.message_segments = self.parse_message_segments(str(self.raw_message))
self.processed_plain_text = ' '.join(
seg.translated_plain_text
for seg in self.message_segments
)
#将详细翻译为详细可读文本
# 状态标志
is_emoji: bool = False
has_emoji: bool = False
translate_cq: bool = True
async def initialize(self):
"""显式异步初始化方法（必须调用）"""
if self._initialized:
return
# 异步获取补充信息
self.group_name = self.group_name or get_groupname(self.group_id)
self.user_nickname = self.user_nickname or get_user_nickname(self.user_id)
self.user_cardname = self.user_cardname or get_user_cardname(self.user_id)
# 消息解析
if self.raw_message:
self.message_segments = await self.parse_message_segments(self.raw_message)
self.processed_plain_text = ' '.join(
seg.translated_plain_text
for seg in self.message_segments
)
# 构建详细文本
time_str = time.strftime("%m-%d %H:%M:%S", time.localtime(self.time))
try:
name = f"{self.user_nickname}(ta的昵称:{self.user_cardname},ta的id:{self.user_id})"
except:
name = self.user_nickname or f"用户{self.user_id}"
content = self.processed_plain_text
self.detailed_plain_text = f"[{time_str}] {name}: {content}\n"
name = (
f"{self.user_nickname}(ta的昵称:{self.user_cardname},ta的id:{self.user_id})"
if self.user_cardname
else f"{self.user_nickname or f'用户{self.user_id}'}"
)
self.detailed_plain_text = f"[{time_str}] {name}: {self.processed_plain_text}\n"
self._initialized = True
def parse_message_segments(self, message: str) -> List[CQCode]:
async def parse_message_segments(self, message: str) -> List[CQCode]:
"""
将消息解析为片段列表，包括纯文本和CQ码
返回的列表中每个元素都是字典，包含：
@@ -136,7 +138,7 @@ class Message:
#翻译作为字典的CQ码
for _code_item in cq_code_dict_list:
message_obj = cq_code_tool.cq_from_dict_to_class(_code_item,reply = self.reply_message)
message_obj = await cq_code_tool.cq_from_dict_to_class(_code_item,reply = self.reply_message)
trans_list.append(message_obj)
return trans_list

8
src/plugins/chat/prompt_builder.py
View File

@@ -2,7 +2,7 @@ import time
import random
from ..schedule.schedule_generator import bot_schedule
import os
from .utils import get_embedding, combine_messages, get_recent_group_detailed_plain_text,find_similar_topics
from .utils import get_embedding, combine_messages, get_recent_group_detailed_plain_text
from ...common.database import Database
from .config import global_config
from .topic_identifier import topic_identifier
@@ -60,7 +60,7 @@ class PromptBuilder:
prompt_info = ''
promt_info_prompt = ''
prompt_info = self.get_prompt_info(message_txt,threshold=0.5)
prompt_info = await self.get_prompt_info(message_txt,threshold=0.5)
if prompt_info:
prompt_info = f'''\n----------------------------------------------------\n你有以下这些[知识]：\n{prompt_info}\n请你记住上面的[知识]，之后可能会用到\n----------------------------------------------------\n'''
@@ -215,10 +215,10 @@ class PromptBuilder:
return prompt_for_initiative
def get_prompt_info(self,message:str,threshold:float):
async def get_prompt_info(self,message:str,threshold:float):
related_info = ''
print(f"\033[1;34m[调试]\033[0m 获取知识库内容，元消息：{message[:30]}...，消息长度: {len(message)}")
embedding = get_embedding(message)
embedding = await get_embedding(message)
related_info += self.get_info_from_db(embedding,threshold=threshold)
return related_info

123
src/plugins/chat/utils.py
View File

@@ -33,16 +33,18 @@ def combine_messages(messages: List[Message]) -> str:
time_str = time.strftime("%m-%d %H:%M:%S", time.localtime(message.time))
name = message.user_nickname or f"用户{message.user_id}"
content = message.processed_plain_text or message.plain_text
result += f"[{time_str}] {name}: {content}\n"
return result
def db_message_to_str (message_dict: Dict) -> str:
def db_message_to_str(message_dict: Dict) -> str:
print(f"message_dict: {message_dict}")
time_str = time.strftime("%m-%d %H:%M:%S", time.localtime(message_dict["time"]))
try:
name="[(%s)%s]%s" % (message_dict['user_id'],message_dict.get("user_nickname", ""),message_dict.get("user_cardname", ""))
name = "[(%s)%s]%s" % (
message_dict['user_id'], message_dict.get("user_nickname", ""), message_dict.get("user_cardname", ""))
except:
name = message_dict.get("user_nickname", "") or f"用户{message_dict['user_id']}"
content = message_dict.get("processed_plain_text", "")
@@ -59,6 +61,7 @@ def is_mentioned_bot_in_message(message: Message) -> bool:
return True
return False
def is_mentioned_bot_in_txt(message: str) -> bool:
"""检查消息是否提到了机器人"""
keywords = [global_config.BOT_NICKNAME]
@@ -67,10 +70,13 @@ def is_mentioned_bot_in_txt(message: str) -> bool:
return True
return False
def get_embedding(text):
async def get_embedding(text):
"""获取文本的embedding向量"""
llm = LLM_request(model=global_config.embedding)
return llm.get_embedding_sync(text)
# return llm.get_embedding_sync(text)
return await llm.get_embedding(text)
def cosine_similarity(v1, v2):
dot_product = np.dot(v1, v2)
@@ -78,52 +84,55 @@ def cosine_similarity(v1, v2):
norm2 = np.linalg.norm(v2)
return dot_product / (norm1 * norm2)
def calculate_information_content(text):
"""计算文本的信息量（熵）"""
char_count = Counter(text)
total_chars = len(text)
entropy = 0
for count in char_count.values():
probability = count / total_chars
entropy -= probability * math.log2(probability)
return entropy
def get_cloest_chat_from_db(db, length: int, timestamp: str):
"""从数据库中获取最接近指定时间戳的聊天记录，并记录读取次数"""
chat_text = ''
closest_record = db.db.messages.find_one({"time": {"$lte": timestamp}}, sort=[('time', -1)])
if closest_record and closest_record.get('memorized', 0) < 4:
if closest_record and closest_record.get('memorized', 0) < 4:
closest_time = closest_record['time']
group_id = closest_record['group_id'] # 获取groupid
# 获取该时间戳之后的length条消息，且groupid相同
chat_records = list(db.db.messages.find(
{"time": {"$gt": closest_time}, "group_id": group_id}
).sort('time', 1).limit(length))
# 更新每条消息的memorized属性
for record in chat_records:
# 检查当前记录的memorized值
current_memorized = record.get('memorized', 0)
if current_memorized > 3:
if current_memorized > 3:
# print(f"消息已读取3次，跳过")
return ''
# 更新memorized值
db.db.messages.update_one(
{"_id": record["_id"]},
{"$set": {"memorized": current_memorized + 1}}
)
chat_text += record["detailed_plain_text"]
return chat_text
# print(f"消息已读取3次，跳过")
return ''
def get_recent_group_messages(db, group_id: int, limit: int = 12) -> list:
async def get_recent_group_messages(db, group_id: int, limit: int = 12) -> list:
"""从数据库获取群组最近的消息记录
Args:
@@ -135,7 +144,7 @@ def get_recent_group_messages(db, group_id: int, limit: int = 12) -> list:
list: Message对象列表，按时间正序排列
"""
# 从数据库获取最近消息
# 从数据库获取最近消息
recent_messages = list(db.db.messages.find(
{"group_id": group_id},
# {
@@ -150,7 +159,7 @@ def get_recent_group_messages(db, group_id: int, limit: int = 12) -> list:
if not recent_messages:
return []
# 转换为 Message对象列表
from .message import Message
message_objects = []
@@ -165,16 +174,18 @@ def get_recent_group_messages(db, group_id: int, limit: int = 12) -> list:
processed_plain_text=msg_data.get("processed_text", ""),
group_id=group_id
)
await msg.initialize()
message_objects.append(msg)
except KeyError:
print("[WARNING] 数据库中存在无效的消息")
continue
# 按时间正序排列
message_objects.reverse()
return message_objects
def get_recent_group_detailed_plain_text(db, group_id: int, limit: int = 12,combine = False):
def get_recent_group_detailed_plain_text(db, group_id: int, limit: int = 12, combine=False):
recent_messages = list(db.db.messages.find(
{"group_id": group_id},
{
@@ -188,16 +199,16 @@ def get_recent_group_detailed_plain_text(db, group_id: int, limit: int = 12,comb
if not recent_messages:
return []
message_detailed_plain_text = ''
message_detailed_plain_text_list = []
# 反转消息列表，使最新的消息在最后
recent_messages.reverse()
if combine:
for msg_db_data in recent_messages:
message_detailed_plain_text+=str(msg_db_data["detailed_plain_text"])
message_detailed_plain_text += str(msg_db_data["detailed_plain_text"])
return message_detailed_plain_text
else:
for msg_db_data in recent_messages:
@@ -205,7 +216,6 @@ def get_recent_group_detailed_plain_text(db, group_id: int, limit: int = 12,comb
return message_detailed_plain_text_list
def split_into_sentences_w_remove_punctuation(text: str) -> List[str]:
"""将文本分割成句子，但保持书名号中的内容完整
Args:
@@ -225,30 +235,30 @@ def split_into_sentences_w_remove_punctuation(text: str) -> List[str]:
split_strength = 0.7
else:
split_strength = 0.9
#先移除换行符
# 先移除换行符
# print(f"split_strength: {split_strength}")
# print(f"处理前的文本: {text}")
# 统一将英文逗号转换为中文逗号
text = text.replace(',', '，')
text = text.replace('\n', ' ')
# print(f"处理前的文本: {text}")
text_no_1 = ''
for letter in text:
# print(f"当前字符: {letter}")
if letter in ['!','！','?','？']:
if letter in ['!', '！', '?', '？']:
# print(f"当前字符: {letter}, 随机数: {random.random()}")
if random.random() < split_strength:
letter = ''
if letter in ['。','…']:
if letter in ['。', '…']:
# print(f"当前字符: {letter}, 随机数: {random.random()}")
if random.random() < 1 - split_strength:
letter = ''
text_no_1 += letter
# 对每个逗号单独判断是否分割
sentences = [text_no_1]
new_sentences = []
@@ -277,16 +287,17 @@ def split_into_sentences_w_remove_punctuation(text: str) -> List[str]:
sentences_done = []
for sentence in sentences:
sentence = sentence.rstrip('，,')
if random.random() < split_strength*0.5:
if random.random() < split_strength * 0.5:
sentence = sentence.replace('，', '').replace(',', '')
elif random.random() < split_strength:
sentence = sentence.replace('，', ' ').replace(',', ' ')
sentences_done.append(sentence)
print(f"处理后的句子: {sentences_done}")
return sentences_done
def random_remove_punctuation(text: str) -> str:
"""随机处理标点符号，模拟人类打字习惯
@@ -298,7 +309,7 @@ def random_remove_punctuation(text: str) -> str:
"""
result = ''
text_len = len(text)
for i, char in enumerate(text):
if char == '。' and i == text_len - 1: # 结尾的句号
if random.random() > 0.4: # 80%概率删除结尾句号
@@ -314,11 +325,12 @@ def random_remove_punctuation(text: str) -> str:
return result
def process_llm_response(text: str) -> List[str]:
# processed_response = process_text_with_typos(content)
if len(text) > 300:
print(f"回复过长 ({len(text)} 字符)，返回默认回复")
return ['懒得说']
print(f"回复过长 ({len(text)} 字符)，返回默认回复")
return ['懒得说']
# 处理长消息
typo_generator = ChineseTypoGenerator(
error_rate=0.03,
@@ -332,9 +344,10 @@ def process_llm_response(text: str) -> List[str]:
if len(sentences) > 4:
print(f"分割后消息数量过多 ({len(sentences)} 条)，返回默认回复")
return [f'{global_config.BOT_NICKNAME}不知道哦']
return sentences
def calculate_typing_time(input_string: str, chinese_time: float = 0.2, english_time: float = 0.1) -> float:
"""
计算输入字符串所需的时间，中文和英文字符有不同的输入时间
@@ -347,32 +360,10 @@ def calculate_typing_time(input_string: str, chinese_time: float = 0.2, english_
if '\u4e00' <= char <= '\u9fff': # 判断是否为中文字符
total_time += chinese_time
else: # 其他字符（如英文）
total_time += english_time
total_time += english_time
return total_time
def find_similar_topics(message_txt: str, all_memory_topic: list, top_k: int = 5) -> list:
"""使用重排序API找出与输入文本最相似的话题
Args:
message_txt: 输入文本
all_memory_topic: 所有记忆主题列表
top_k: 返回最相似的话题数量
Returns:
list: 最相似话题列表及其相似度分数
"""
if not all_memory_topic:
return []
try:
llm = LLM_request(model=global_config.rerank)
return llm.rerank_sync(message_txt, all_memory_topic, top_k)
except Exception as e:
print(f"重排序API调用出错: {str(e)}")
return []
def cosine_similarity(v1, v2):
"""计算余弦相似度"""
dot_product = np.dot(v1, v2)
@@ -382,6 +373,7 @@ def cosine_similarity(v1, v2):
return 0
return dot_product / (norm1 * norm2)
def text_to_vector(text):
"""将文本转换为词频向量"""
# 分词
@@ -390,11 +382,12 @@ def text_to_vector(text):
word_freq = Counter(words)
return word_freq
def find_similar_topics_simple(text: str, topics: list, top_k: int = 5) -> list:
"""使用简单的余弦相似度计算文本相似度"""
# 将输入文本转换为词频向量
text_vector = text_to_vector(text)
# 计算每个主题的相似度
similarities = []
for topic in topics:
@@ -407,6 +400,6 @@ def find_similar_topics_simple(text: str, topics: list, top_k: int = 5) -> list:
# 计算相似度
similarity = cosine_similarity(v1, v2)
similarities.append((topic, similarity))
# 按相似度降序排序并返回前k个
return sorted(similarities, key=lambda x: x[1], reverse=True)[:top_k]
return sorted(similarities, key=lambda x: x[1], reverse=True)[:top_k]

2
src/plugins/memory_system/memory.py
View File

@@ -11,7 +11,7 @@ from ..chat.config import global_config
from ...common.database import Database # 使用正确的导入语法
from ..models.utils_model import LLM_request
import math
from ..chat.utils import calculate_information_content, get_cloest_chat_from_db ,find_similar_topics,text_to_vector,cosine_similarity
from ..chat.utils import calculate_information_content, get_cloest_chat_from_db ,text_to_vector,cosine_similarity

702
src/plugins/models/utils_model.py
View File

@@ -25,354 +25,193 @@ class LLM_request:
self.model_name = model["name"]
self.params = kwargs
async def generate_response(self, prompt: str) -> Tuple[str, str]:
"""根据输入的提示生成模型的异步响应"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
async def _execute_request(
self,
endpoint: str,
prompt: str = None,
image_base64: str = None,
payload: dict = None,
retry_policy: dict = None,
response_handler: callable = None,
):
"""统一请求执行入口
Args:
endpoint: API端点路径 (如 "chat/completions")
prompt: prompt文本
image_base64: 图片的base64编码
payload: 请求体数据
is_async: 是否异步
retry_policy: 自定义重试策略
(示例: {"max_retries":3, "base_wait":15, "retry_codes":[429,500]})
response_handler: 自定义响应处理器
"""
# 合并重试策略
default_retry = {
"max_retries": 3, "base_wait": 15,
"retry_codes": [429, 413, 500, 503],
"abort_codes": [400, 401, 402, 403]}
policy = {**default_retry, **(retry_policy or {})}
# 常见Error Code Mapping
error_code_mapping = {
400: "参数不正确",
401: "API key 错误，认证失败",
402: "账号余额不足",
403: "需要实名,或余额不足",
404: "Not Found",
429: "请求过于频繁，请稍后再试",
500: "服务器内部故障",
503: "服务器负载过高"
}
api_url = f"{self.base_url.rstrip('/')}/{endpoint.lstrip('/')}"
logger.info(f"发送请求到URL: {api_url}")
logger.info(f"使用模型: {self.model_name}")
# 构建请求体
data = {
"model": self.model_name,
"messages": [{"role": "user", "content": prompt}],
**self.params
}
if image_base64:
payload = await self._build_payload(prompt, image_base64)
elif payload is None:
payload = await self._build_payload(prompt)
# 发送请求到完整的chat/completions端点
api_url = f"{self.base_url.rstrip('/')}/chat/completions"
logger.info(f"发送请求到URL: {api_url}/{self.model_name}") # 记录请求的URL
max_retries = 3
base_wait_time = 15
for retry in range(max_retries):
for retry in range(policy["max_retries"]):
try:
# 使用上下文管理器处理会话
headers = await self._build_headers()
async with aiohttp.ClientSession() as session:
async with session.post(api_url, headers=headers, json=data) as response:
if response.status == 429:
wait_time = base_wait_time * (2 ** retry) # 指数退避
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
async with session.post(api_url, headers=headers, json=payload) as response:
# 处理需要重试的状态码
if response.status in policy["retry_codes"]:
wait_time = policy["base_wait"] * (2 ** retry)
logger.warning(f"错误码: {response.status}, 等待 {wait_time}秒后重试")
if response.status == 413:
logger.warning("请求体过大，尝试压缩...")
image_base64 = compress_base64_image_by_scale(image_base64)
payload = await self._build_payload(prompt, image_base64)
elif response.status in [500, 503]:
logger.error(f"错误码: {response.status} - {error_code_mapping.get(response.status)}")
raise RuntimeError("服务器负载过高，模型恢复失败QAQ")
else:
logger.warning(f"请求限制(429)，等待{wait_time}秒后重试...")
await asyncio.sleep(wait_time)
continue
elif response.status in policy["abort_codes"]:
logger.error(f"错误码: {response.status} - {error_code_mapping.get(response.status)}")
raise RuntimeError(f"请求被拒绝: {error_code_mapping.get(response.status)}")
if response.status in [500, 503]:
logger.error(f"服务器错误: {response.status}")
raise RuntimeError("服务器负载过高，模型恢复失败QAQ")
response.raise_for_status() # 检查其他响应状态
response.raise_for_status()
result = await response.json()
if "choices" in result and len(result["choices"]) > 0:
message = result["choices"][0]["message"]
content = message.get("content", "")
think_match = None
reasoning_content = message.get("reasoning_content", "")
if not reasoning_content:
think_match = re.search(r'(?:<think>)?(.*?)</think>', content, re.DOTALL)
if think_match:
reasoning_content = think_match.group(1).strip()
content = re.sub(r'(?:<think>)?.*?</think>', '', content, flags=re.DOTALL, count=1).strip()
return content, reasoning_content
return "没有返回结果", ""
# 使用自定义处理器或默认处理
return response_handler(result) if response_handler else self._default_response_handler(result)
except Exception as e:
if retry < max_retries - 1: # 如果还有重试机会
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[回复]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
if retry < policy["max_retries"] - 1:
wait_time = policy["base_wait"] * (2 ** retry)
logger.error(f"请求失败，等待{wait_time}秒后重试... 错误: {str(e)}")
await asyncio.sleep(wait_time)
else:
logger.critical(f"请求失败: {str(e)}", exc_info=True)
logger.critical(f"请求头: {headers} 请求体: {data}")
logger.critical(f"请求失败: {str(e)}")
logger.critical(f"请求头: {await self._build_headers()} 请求体: {payload}")
raise RuntimeError(f"API请求失败: {str(e)}")
logger.error("达到最大重试次数，请求仍然失败")
raise RuntimeError("达到最大重试次数，API请求仍然失败")
async def generate_response_for_image(self, prompt: str, image_base64: str) -> Tuple[str, str]:
"""根据输入的提示和图片生成模型的异步响应"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
# 构建请求体
def build_request_data(img_base64: str):
async def _build_payload(self, prompt: str, image_base64: str = None) -> dict:
"""构建请求体"""
if image_base64:
return {
"model": self.model_name,
"messages": [
{
"role": "user",
"content": [
{
"type": "text",
"text": prompt
},
{
"type": "image_url",
"image_url": {
"url": f"data:image/jpeg;base64,{img_base64}"
}
}
{"type": "text", "text": prompt},
{"type": "image_url", "image_url": {"url": f"data:image/jpeg;base64,{image_base64}"}}
]
}
],
"max_tokens": global_config.max_response_length,
**self.params
}
else:
return {
"model": self.model_name,
"messages": [{"role": "user", "content": prompt}],
"max_tokens": global_config.max_response_length,
**self.params
}
def _default_response_handler(self, result: dict) -> Tuple:
"""默认响应解析"""
if "choices" in result and result["choices"]:
message = result["choices"][0]["message"]
content = message.get("content", "")
content, reasoning = self._extract_reasoning(content)
reasoning_content = message.get("model_extra", {}).get("reasoning_content", "")
if not reasoning_content:
reasoning_content = reasoning
# 发送请求到完整的chat/completions端点
api_url = f"{self.base_url.rstrip('/')}/chat/completions"
logger.info(f"发送请求到URL: {api_url}/{self.model_name}") # 记录请求的URL
return content, reasoning_content
max_retries = 3
base_wait_time = 15
return "没有返回结果", ""
current_image_base64 = image_base64
current_image_base64 = compress_base64_image_by_scale(current_image_base64)
def _extract_reasoning(self, content: str) -> tuple[str, str]:
"""CoT思维链提取"""
match = re.search(r'(?:<think>)?(.*?)</think>', content, re.DOTALL)
content = re.sub(r'(?:<think>)?.*?</think>', '', content, flags=re.DOTALL, count=1).strip()
if match:
reasoning = match.group(1).strip()
else:
reasoning = ""
return content, reasoning
for retry in range(max_retries):
try:
data = build_request_data(current_image_base64)
async with aiohttp.ClientSession() as session:
async with session.post(api_url, headers=headers, json=data) as response:
if response.status == 429:
wait_time = base_wait_time * (2 ** retry) # 指数退避
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
await asyncio.sleep(wait_time)
continue
elif response.status == 413:
logger.warning("图片太大(413)，尝试压缩...")
current_image_base64 = compress_base64_image_by_scale(current_image_base64)
continue
response.raise_for_status() # 检查其他响应状态
result = await response.json()
if "choices" in result and len(result["choices"]) > 0:
message = result["choices"][0]["message"]
content = message.get("content", "")
think_match = None
reasoning_content = message.get("reasoning_content", "")
if not reasoning_content:
think_match = re.search(r'(?:<think>)?(.*?)</think>', content, re.DOTALL)
if think_match:
reasoning_content = think_match.group(1).strip()
content = re.sub(r'(?:<think>)?.*?</think>', '', content, flags=re.DOTALL, count=1).strip()
return content, reasoning_content
return "没有返回结果", ""
except Exception as e:
if retry < max_retries - 1: # 如果还有重试机会
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[image回复]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
await asyncio.sleep(wait_time)
else:
logger.critical(f"请求失败: {str(e)}", exc_info=True)
logger.critical(f"请求头: {headers} 请求体: {data}")
raise RuntimeError(f"API请求失败: {str(e)}")
logger.error("达到最大重试次数，请求仍然失败")
raise RuntimeError("达到最大重试次数，API请求仍然失败")
async def generate_response_async(self, prompt: str) -> Union[str, Tuple[str, str]]:
"""异步方式根据输入的提示生成模型的响应"""
headers = {
async def _build_headers(self) -> dict:
"""构建请求头"""
return {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
async def generate_response(self, prompt: str) -> Tuple[str, str]:
"""根据输入的提示生成模型的异步响应"""
content, reasoning_content = await self._execute_request(
endpoint="/chat/completions",
prompt=prompt
)
return content, reasoning_content
async def generate_response_for_image(self, prompt: str, image_base64: str) -> Tuple[str, str]:
"""根据输入的提示和图片生成模型的异步响应"""
content, reasoning_content = await self._execute_request(
endpoint="/chat/completions",
prompt=prompt,
image_base64=image_base64
)
return content, reasoning_content
async def generate_response_async(self, prompt: str) -> Union[str, Tuple[str, str]]:
"""异步方式根据输入的提示生成模型的响应"""
# 构建请求体
data = {
"model": self.model_name,
"messages": [{"role": "user", "content": prompt}],
"temperature": 0.5,
"max_tokens": global_config.max_response_length,
**self.params
}
# 发送请求到完整的 chat/completions 端点
api_url = f"{self.base_url.rstrip('/')}/chat/completions"
logger.info(f"Request URL: {api_url}") # 记录请求的 URL
max_retries = 3
base_wait_time = 15
async with aiohttp.ClientSession() as session:
for retry in range(max_retries):
try:
async with session.post(api_url, headers=headers, json=data) as response:
if response.status == 429:
wait_time = base_wait_time * (2 ** retry) # 指数退避
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
await asyncio.sleep(wait_time)
continue
response.raise_for_status() # 检查其他响应状态
result = await response.json()
if "choices" in result and len(result["choices"]) > 0:
message = result["choices"][0]["message"]
content = message.get("content", "")
think_match = None
reasoning_content = message.get("reasoning_content", "")
if not reasoning_content:
think_match = re.search(r'(?:<think>)?(.*?)</think>', content, re.DOTALL)
if think_match:
reasoning_content = think_match.group(1).strip()
content = re.sub(r'(?:<think>)?.*?</think>', '', content, flags=re.DOTALL, count=1).strip()
return content, reasoning_content
return "没有返回结果", ""
except Exception as e:
if retry < max_retries - 1: # 如果还有重试机会
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[回复]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}")
await asyncio.sleep(wait_time)
else:
logger.error(f"请求失败: {str(e)}")
logger.critical(f"请求头: {headers} 请求体: {data}")
return f"请求失败: {str(e)}", ""
logger.error("达到最大重试次数，请求仍然失败")
return "达到最大重试次数，请求仍然失败", ""
def generate_response_for_image_sync(self, prompt: str, image_base64: str) -> Tuple[str, str]:
"""同步方法：根据输入的提示和图片生成模型的响应"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
image_base64=compress_base64_image_by_scale(image_base64)
# 构建请求体
data = {
"model": self.model_name,
"messages": [
{
"role": "user",
"content": [
{
"type": "text",
"text": prompt
},
{
"type": "image_url",
"image_url": {
"url": f"data:image/jpeg;base64,{image_base64}"
}
}
]
}
],
**self.params
}
# 发送请求到完整的chat/completions端点
api_url = f"{self.base_url.rstrip('/')}/chat/completions"
logger.info(f"发送请求到URL: {api_url}/{self.model_name}") # 记录请求的URL
max_retries = 2
base_wait_time = 6
for retry in range(max_retries):
try:
response = requests.post(api_url, headers=headers, json=data, timeout=30)
if response.status_code == 429:
wait_time = base_wait_time * (2 ** retry)
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
time.sleep(wait_time)
continue
response.raise_for_status() # 检查其他响应状态
result = response.json()
if "choices" in result and len(result["choices"]) > 0:
message = result["choices"][0]["message"]
content = message.get("content", "")
think_match = None
reasoning_content = message.get("reasoning_content", "")
if not reasoning_content:
think_match = re.search(r'(?:<think>)?(.*?)</think>', content, re.DOTALL)
if think_match:
reasoning_content = think_match.group(1).strip()
content = re.sub(r'(?:<think>)?.*?</think>', '', content, flags=re.DOTALL, count=1).strip()
return content, reasoning_content
return "没有返回结果", ""
except Exception as e:
if retry < max_retries - 1: # 如果还有重试机会
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[image_sync回复]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
time.sleep(wait_time)
else:
logger.critical(f"请求失败: {str(e)}", exc_info=True)
logger.critical(f"请求头: {headers} 请求体: {data}")
raise RuntimeError(f"API请求失败: {str(e)}")
logger.error("达到最大重试次数，请求仍然失败")
raise RuntimeError("达到最大重试次数，API请求仍然失败")
def get_embedding_sync(self, text: str, model: str = "BAAI/bge-m3") -> Union[list, None]:
"""同步方法：获取文本的embedding向量
Args:
text: 需要获取embedding的文本
model: 使用的模型名称，默认为"BAAI/bge-m3"
Returns:
list: embedding向量，如果失败则返回None
"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
data = {
"model": model,
"input": text,
"encoding_format": "float"
}
api_url = f"{self.base_url.rstrip('/')}/embeddings"
logger.info(f"发送请求到URL: {api_url}/{self.model_name}") # 记录请求的URL
max_retries = 2
base_wait_time = 6
for retry in range(max_retries):
try:
response = requests.post(api_url, headers=headers, json=data, timeout=30)
if response.status_code == 429:
wait_time = base_wait_time * (2 ** retry)
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
time.sleep(wait_time)
continue
response.raise_for_status()
result = response.json()
if 'data' in result and len(result['data']) > 0:
return result['data'][0]['embedding']
return None
except Exception as e:
if retry < max_retries - 1:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[embedding_sync]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
time.sleep(wait_time)
else:
logger.critical(f"embedding请求失败: {str(e)}", exc_info=True)
logger.critical(f"请求头: {headers} 请求体: {data}")
return None
logger.error("达到最大重试次数，embedding请求仍然失败")
return None
content, reasoning_content = await self._execute_request(
endpoint="/chat/completions",
payload=data,
prompt=prompt
)
return content, reasoning_content
async def get_embedding(self, text: str, model: str = "BAAI/bge-m3") -> Union[list, None]:
"""异步方法：获取文本的embedding向量
@@ -384,245 +223,24 @@ class LLM_request:
Returns:
list: embedding向量，如果失败则返回None
"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
def embedding_handler(result):
"""处理响应"""
if "data" in result and len(result["data"]) > 0:
return result["data"][0].get("embedding", None)
return None
data = {
"model": model,
"input": text,
"encoding_format": "float"
}
api_url = f"{self.base_url.rstrip('/')}/embeddings"
logger.info(f"发送请求到URL: {api_url}/{self.model_name}") # 记录请求的URL
max_retries = 3
base_wait_time = 15
for retry in range(max_retries):
try:
async with aiohttp.ClientSession() as session:
async with session.post(api_url, headers=headers, json=data) as response:
if response.status == 429:
wait_time = base_wait_time * (2 ** retry)
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
await asyncio.sleep(wait_time)
continue
response.raise_for_status()
result = await response.json()
if 'data' in result and len(result['data']) > 0:
return result['data'][0]['embedding']
return None
except Exception as e:
if retry < max_retries - 1:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[embedding]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
await asyncio.sleep(wait_time)
else:
logger.critical(f"embedding请求失败: {str(e)}", exc_info=True)
logger.critical(f"请求头: {headers} 请求体: {data}")
return None
logger.error("达到最大重试次数，embedding请求仍然失败")
return None
def rerank_sync(self, query: str, documents: list, top_k: int = 5) -> list:
"""同步方法：使用重排序API对文档进行排序
Args:
query: 查询文本
documents: 待排序的文档列表
top_k: 返回前k个结果
Returns:
list: [(document, score), ...] 格式的结果列表
"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
data = {
"model": self.model_name,
"query": query,
"documents": documents,
"top_n": top_k,
"return_documents": True,
}
api_url = f"{self.base_url.rstrip('/')}/rerank"
logger.info(f"发送请求到URL: {api_url}")
max_retries = 2
base_wait_time = 6
for retry in range(max_retries):
try:
response = requests.post(api_url, headers=headers, json=data, timeout=30)
if response.status_code == 429:
wait_time = base_wait_time * (2 ** retry)
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
time.sleep(wait_time)
continue
if response.status_code in [500, 503]:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"服务器错误({response.status_code})，等待{wait_time}秒后重试...")
if retry < max_retries - 1:
time.sleep(wait_time)
continue
else:
# 如果是最后一次重试，尝试使用chat/completions作为备选方案
return self._fallback_rerank_with_chat(query, documents, top_k)
response.raise_for_status()
result = response.json()
if 'results' in result:
return [(item["document"], item["score"]) for item in result["results"]]
return []
except Exception as e:
if retry < max_retries - 1:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[rerank_sync]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
time.sleep(wait_time)
else:
logger.critical(f"重排序请求失败: {str(e)}", exc_info=True)
logger.error("达到最大重试次数，重排序请求仍然失败")
return []
async def rerank(self, query: str, documents: list, top_k: int = 5) -> list:
"""异步方法：使用重排序API对文档进行排序
Args:
query: 查询文本
documents: 待排序的文档列表
top_k: 返回前k个结果
Returns:
list: [(document, score), ...] 格式的结果列表
"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
data = {
"model": self.model_name,
"query": query,
"documents": documents,
"top_n": top_k,
"return_documents": True,
}
api_url = f"{self.base_url.rstrip('/')}/v1/rerank"
logger.info(f"发送请求到URL: {api_url}")
max_retries = 3
base_wait_time = 15
for retry in range(max_retries):
try:
async with aiohttp.ClientSession() as session:
async with session.post(api_url, headers=headers, json=data) as response:
if response.status == 429:
wait_time = base_wait_time * (2 ** retry)
logger.warning(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
await asyncio.sleep(wait_time)
continue
if response.status in [500, 503]:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"服务器错误({response.status})，等待{wait_time}秒后重试...")
if retry < max_retries - 1:
await asyncio.sleep(wait_time)
continue
else:
# 如果是最后一次重试，尝试使用chat/completions作为备选方案
return await self._fallback_rerank_with_chat_async(query, documents, top_k)
response.raise_for_status()
result = await response.json()
if 'results' in result:
return [(item["document"], item["score"]) for item in result["results"]]
return []
except Exception as e:
if retry < max_retries - 1:
wait_time = base_wait_time * (2 ** retry)
logger.error(f"[rerank]请求失败，等待{wait_time}秒后重试... 错误: {str(e)}", exc_info=True)
await asyncio.sleep(wait_time)
else:
logger.critical(f"重排序请求失败: {str(e)}", exc_info=True)
# 作为最后的备选方案，尝试使用chat/completions
return await self._fallback_rerank_with_chat_async(query, documents, top_k)
logger.error("达到最大重试次数，重排序请求仍然失败")
return []
async def _fallback_rerank_with_chat_async(self, query: str, documents: list, top_k: int = 5) -> list:
"""当rerank API失败时的备选方案，使用chat/completions异步实现重排序
Args:
query: 查询文本
documents: 待排序的文档列表
top_k: 返回前k个结果
Returns:
list: [(document, score), ...] 格式的结果列表
"""
try:
logger.info("使用chat/completions作为重排序的备选方案")
# 构建提示词
prompt = f"""请对以下文档列表进行重排序，按照与查询的相关性从高到低排序。
查询: {query}
文档列表:
{documents}
请以JSON格式返回排序结果，格式为：
[{{"document": "文档内容", "score": 相关性分数}}, ...]
只返回JSON，不要其他任何文字。"""
headers = {
"Authorization": f"Bearer {self.api_key}",
"Content-Type": "application/json"
}
data = {
"model": self.model_name,
"messages": [{"role": "user", "content": prompt}],
**self.params
}
api_url = f"{self.base_url.rstrip('/')}/v1/chat/completions"
async with aiohttp.ClientSession() as session:
async with session.post(api_url, headers=headers, json=data) as response:
response.raise_for_status()
result = await response.json()
if "choices" in result and len(result["choices"]) > 0:
message = result["choices"][0]["message"]
content = message.get("content", "")
try:
import json
parsed_content = json.loads(content)
if isinstance(parsed_content, list):
return [(item["document"], item["score"]) for item in parsed_content]
except:
pass
return []
except Exception as e:
logger.error(f"备选方案也失败了: {str(e)}")
return []
embedding = await self._execute_request(
endpoint="/embeddings",
prompt=text,
payload={
"model": model,
"input": text,
"encoding_format": "float"
},
retry_policy={
"max_retries": 2,
"base_wait": 6
},
response_handler=embedding_handler
)
return embedding