ADD file via upload

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hnu202309010126 9 months ago
parent cb83446d36
commit 03da47daa1

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1.py

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# -*- coding: utf-8 -*-
"""
Created on Sat Jun 1 19:31:04 2024
@author: Asus
"""
import requests
# 请求的url
url = "https://top.chinaz.com/gongsi/index_zhuce.html"
# 设置请求头信息
headers = {
"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36"
}
# 使用reqeusts模快发起 GET 请求
response = requests.get(url, headers=headers)
# 获取请求的返回结果
html = response.text
import re
# 公司名
company = re.findall('<a.*?target="_blank">(.+?)</a></h3>', html)
# 注册资本
money = re.findall('注册资本:</span>(.+?)</p>', html)
pageOne = list(zip(company, money))
# 存储内容
message = []
# 总共16个页面的数据
for page in range(16):
# 组装url
if page == 0:
url = "https://top.chinaz.com/gongsi/index_zhuce.html"
else:
url = "https://top.chinaz.com/gongsi/index_zhuce_{}.html".format(page + 1)
# 使用reqeusts模快发起 GET 请求
response = requests.get(url, headers=headers)
html = response.text
# 使用 findall 函数来获取数据
# 公司名
company = re.findall('<a.*?target="_blank">(.+?)</a></h3>', html)
# 注册资本
money = re.findall('注册资本:</span>(.+?)</p>', html)
pageOne = list(zip(company, money))
# 合并列表
message.extend(pageOne)
print(message)
import csv
with open("content.csv", "w",encoding="utf-8") as f:
w = csv.writer(f)
w.writerows(message)
import pandas as pd
# 读取数据
df = pd.read_csv("content.csv", names=["company", "money"])
df.head()
df.info()
print(df)
df1 = df.groupby("money").count()["company"]
top20=df.sort_values(by='money',ascending=False).head(20)
import matplotlib.pyplot as plt
plt.figure(figsize=(10, 6)) # 设置图像大小
plt.bar(top20['company'], top20['money'], color='skyblue') # 绘制条形图
plt.title('注册资金最多的公司TOP20') # 设置标题
plt.xlabel('公司名称') # 设置x轴标签
plt.ylabel('注册资本') # 设置y轴标签
plt.xticks(rotation=45) # 设置x轴标签旋转角度以便更好地显示
plt.tight_layout() # 调整布局,避免标签重叠
plt.show() # 显示图像
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