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@ -2,22 +2,118 @@ import uvicorn
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from fastapi import FastAPI, Body
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.responses import StreamingResponse, PlainTextResponse
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import asyncio
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import socket
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from openai import OpenAI
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from MarkdownToJsonUtil import *
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import markdown_to_json
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import json
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import asyncio
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# 阿里云中用来调用 deepseek v3 的密钥
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MODEL_API_KEY = "sk-01d13a39e09844038322108ecdbd1bbc"
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MODEL_NAME = "deepseek-v3"
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#MODEL_NAME = "qwen-plus"
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#MODEL_NAME = "deepseek-v3"
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MODEL_NAME = "qwen-plus"
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# 初始化 OpenAI 客户端
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client = OpenAI(
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api_key=MODEL_API_KEY,
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base_url="https://dashscope.aliyuncs.com/compatible-mode/v1",
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)
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def markdown_to_dict(markdown_content):
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"""
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将 Markdown 内容转换为 Python 字典
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"""
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# 将 Markdown 转换为 JSON 字符串
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json_content = markdown_to_json.jsonify(markdown_content)
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# 解码 Unicode 转义
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json_content = json_content.encode('utf-8').decode('unicode_escape')
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# 将 JSON 字符串转换为字典
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return json.loads(json_content)
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def extract_level1(json_dict):
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"""
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提取一级目录,生成指定格式的 JSON 对象列表
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"""
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# 获取第一个一级目录的名称
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level1_title = next(iter(json_dict.keys()), None)
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if level1_title:
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return [{"type": "cover", "data": {"title": level1_title, "text": level1_title}}]
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return []
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def extract_level2_and_level3(json_dict, level1_title=None):
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"""
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提取指定一级目录下的二级目录及其三级目录内容,生成指定格式的 JSON 对象列表
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"""
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# 如果没有指定一级目录,则使用第一个一级目录
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if level1_title is None:
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level1_title = next(iter(json_dict.keys()), None)
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if level1_title and level1_title in json_dict:
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result = []
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for level2_title, level2_content in json_dict[level1_title].items():
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# 输出二级目录
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result.append({"type": "transition", "data": {"title": level2_title, "text": level2_title}})
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# 输出三级目录内容
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if isinstance(level2_content, dict):
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for level3_title, level3_items in level2_content.items():
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# 确保 level3_items 是列表
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if isinstance(level3_items, list):
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items = [{"title": item, "text": item} for item in level3_items]
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else:
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items = [{"title": str(level3_items), "text": str(level3_items)}]
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result.append({
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"type": "content",
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"data": {
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"title": level3_title,
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"items": items
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}
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})
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return result
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return []
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def extract_contents(json_dict, level1_title=None):
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"""
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提取所有二级目录名称,生成目录部分的 JSON 对象
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"""
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# 如果没有指定一级目录,则使用第一个一级目录
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if level1_title is None:
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level1_title = next(iter(json_dict.keys()), None)
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if level1_title and level1_title in json_dict:
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# 获取所有二级目录名称
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level2_titles = list(json_dict[level1_title].keys())
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return {"type": "contents", "data": {"items": level2_titles}}
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return {"type": "contents", "data": {"items": []}}
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async def ConvertMarkdownToJson(markdown_content):
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"""
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生成一个 AsyncIterable,逐行返回 JSON 字符串
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"""
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# 将 Markdown 转换为字典
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json_dict = markdown_to_dict(markdown_content)
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# 提取一级目录
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level1_json = extract_level1(json_dict)
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for item in level1_json:
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yield json.dumps(item, ensure_ascii=False)
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await asyncio.sleep(0.5) # 控制逐行输出的速度
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# 生成目录部分
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contents_json = extract_contents(json_dict)
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yield json.dumps(contents_json, ensure_ascii=False)
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await asyncio.sleep(0.5)
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# 提取二级目录及其三级目录内容
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level2_and_level3_json = extract_level2_and_level3(json_dict)
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for item in level2_and_level3_json:
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yield json.dumps(item, ensure_ascii=False)
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await asyncio.sleep(0.5)
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# 添加结束标记
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yield '{"type": "end" }'
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# 获取本机所有 IPv4 地址
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def get_local_ips():
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ips = []
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@ -35,25 +131,35 @@ def get_local_ips():
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# 流式生成数据的函数
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async def generate_stream_markdown(course_name: str):
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"""
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流式生成 Markdown 数据,并在控制台输出完整的 Markdown 内容
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"""
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# 调用阿里云 API,启用流式响应
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stream = client.chat.completions.create(
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model=MODEL_NAME,
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messages=[
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{'role': 'system', 'content': '你是一个教学经验丰富的基础教育教师'},
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{'role': 'user', 'content': '帮我设计一下' + course_name + '的课件提纲,用markdown格式返回。不要返回 ```markdown 或者 ``` 这样的内容!'}
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{'role': 'user', 'content': '帮我设计一下' + course_name + '的课件提纲,用markdown格式返回。强调1、标签只能返回 #,##,###,-,其它标签一率不可以返回,这个非常重要!2、不要返回 ```markdown 或者 ``` 这样的内容! 3、每部分都有生成完整的一、二、三级内容,不能省略。4、一级、二级、三级都要同步生成一个对于当前部分的一句话描述。以【】包裹起来。'}
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],
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stream=True, # 启用流式响应
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timeout=6000,
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)
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# 初始化完整的 Markdown 内容
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full_markdown = ""
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# 逐字返回数据
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for chunk in stream:
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if chunk.choices[0].delta.content:
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for char in chunk.choices[0].delta.content:
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chunk_content = chunk.choices[0].delta.content
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full_markdown += chunk_content # 拼接 Markdown 内容
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for char in chunk_content:
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yield char.encode("utf-8")
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await asyncio.sleep(0.05) # 控制逐字输出的速度
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# 在控制台输出完整的 Markdown 内容
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print("\n完整的 Markdown 内容:")
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print(full_markdown)
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app = FastAPI()
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# 添加 CORS 中间件
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@ -89,7 +195,7 @@ async def aippt_outline(
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@app.post("/api/tools/aippt") # 修改为 POST 方法
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async def aippt(content: str = Body(..., embed=True, description="Markdown 内容")): # 使用 Body 接收请求体参数
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return StreamingResponse(
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getMyJson(content), # 传入 content
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ConvertMarkdownToJson(content), # 传入 content
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media_type="text/plain", # 使用 text/plain 格式
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headers={
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"Cache-Control": "no-cache",
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