feat: 添加多个功能模块和工具脚本

- 新增websocket客户端和服务端实现
- 添加图片压缩工具和快速压缩脚本
- 实现学生信息处理相关API
- 添加MQTT客户端和消息处理功能
- 更新.gitignore忽略更多文件类型
- 添加数据库操作工具和示例
- 实现多个测试脚本和工具类

数据库/本地/杂项.ipynb

@@ -0,0 +1,133 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "b82fd271",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "import snowflake\n",
+    "from faker import Faker\n",
+    "import random\n",
+    "import datetime\n",
+    "fake = Faker('zh_CN')\n",
+    "import random\n",
+    "# 创建数据库连接\n",
+    "connection = pymysql.connect(\n",
+    "host='192.168.0.244',\n",
+    "port=3306,\n",
+    "user='root',\n",
+    "password='Abcd@123456',\n",
+    "database='hongxx_video',\n",
+    "charset='utf8'\n",
+    ")\n",
+    "# 创建游标对象\n",
+    "cursor = connection.cursor()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "759c550a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def create_table(cursor,result):\n",
+    "    \n",
+    "    data = []\n",
+    "    for i in result:\n",
+    "        list_list = list(i)\n",
+    "        des=cursor.description  # 获取表详情，字段名，长度，属性等\n",
+    "        t = \",\".join([item[0] for item in des])\n",
+    "        table_head = t.split(',')  # # 查询表列名 用,分割\n",
+    "    \n",
+    "        dict_result = dict(zip(table_head, list_list))  # 打包为元组的列表 再转换为字典\n",
+    "        data.append(dict_result)  # 将字典添加到list_result中\n",
+    "    return data"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "b717043a",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "sql = 'select * from video_info'"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "b4b373b8",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "cursor.execute(sql)\n",
+    "rows = cursor.fetchall()\n",
+    "result = create_table(cursor,rows)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "id": "84652b4b",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "result\n",
+    "# http://192.168.0.244:88/record/original-files/video/522e4c55fc804decafdd0a62e5a1bf74.mp4\n",
+    "for item in result:\n",
+    "    if item[\"video_url\"].startswith(\"http://192.168.0.244:88\"):\n",
+    "        video_url = item[\"video_url\"].replace(\"http://192.168.0.244:88\",\"/mp4\")\n",
+    "        sql = f\"update video_info set video_url='{video_url}' where id={item['id']}\"\n",
+    "        cursor.execute(sql)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "0b4381f4",
+   "metadata": {},
+   "outputs": [
+    {
+     "ename": "",
+     "evalue": "",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[1;31m在当前单元格或上一个单元格中执行代码时 Kernel 崩溃。\n",
+      "\u001b[1;31m请查看单元格中的代码，以确定故障的可能原因。\n",
+      "\u001b[1;31m单击<a href='https://aka.ms/vscodeJupyterKernelCrash'>此处</a>了解详细信息。\n",
+      "\u001b[1;31m有关更多详细信息，请查看 Jupyter <a href='command:jupyter.viewOutput'>log</a>。"
+     ]
+    }
+   ],
+   "source": [
+    "connection.commit()"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "base",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.12.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}