diff --git a/lzd.ipynb b/lzd.ipynb
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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "#爬虫部分\n",
+    "import requests\n",
+    "import bs4\n",
+    "import time\n",
+    "import random\n",
+    "import pandas as pd\n",
+    "\n",
+    "ulist = []\n",
+    "url = 'https://www.shanghairanking.cn/rankings/bcur/202011'\n",
+    "headers = {\n",
+    "    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.183 Safari/537.36'}\n",
+    "\n",
+    "response = requests.get(url=url, headers=headers)\n",
+    "response.encoding = \"utf-8\"  # 转化字符码\n",
+    "html = response.text\n",
+    "\n",
+    "soup = bs4.BeautifulSoup(html, 'html.parser')\n",
+    "\n",
+    "for tr in soup.find('tbody').children:\n",
+    "    if isinstance(tr, bs4.element.Tag):\n",
+    "        tds = tr.find_all('td')  # 等价于 tds = tr('td')\n",
+    "        name = tds[1].text\n",
+    "        print(name)\n",
+    "        score = tds[4].text\n",
+    "        print(score)\n",
+    "        pd1 = pd.DataFrame({'学校': name, '总分': score}, index=[0])\n",
+    "        ulist.append(pd1)\n",
+    "\n",
+    "second = random.randrange(3, 5)\n",
+    "time.sleep(second)\n",
+    "\n",
+    "university2 = pd.concat(ulist[0:10])\n",
+    "university2.to_excel('university.xlsx', index=False)\n",
+    "#可视化部分\n",
+    "from pyecharts.charts import Bar  # 柱状图\n",
+    "import xlrd  # xlrd是对excel读取（read）  xlwt是写入（write）\n",
+    "\n",
+    "data = xlrd.open_workbook(r'D:\\数据可视化\\university.xlsx')  # 打开本地excel表格\n",
+    "\n",
+    "table = data.sheets()[0]  # 拿出表格的第一个sheet\n",
+    "\n",
+    "names = []  # 画图用的x轴，坐标是姓名\n",
+    "sources = []  # 画图用的y轴，坐标成绩\n",
+    "# 循环输出每行内容\n",
+    "for i in range(1, table.nrows):\n",
+    "    a = table.row_values(i)  # 把第几行拿出来作为一个列表\n",
+    "    name = a[0]  # 姓名提取加入name列表\n",
+    "    names.append(name)\n",
+    "\n",
+    "    source = a[1]\n",
+    "    sources.append(source)\n",
+    "\n",
+    "bar = Bar()  # 创建一个柱状图对象\n",
+    "bar.add_xaxis(names)  # 设置x轴\n",
+    "bar.add_yaxis('总分', sources)  # 设置y轴和图标名\n",
+    "bar.render('柱形图.html')  # 输出html文件来显示柱状图"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "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": "3.6.1"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}