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Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
1.3 KiB
35 lines
1.3 KiB
6 months ago
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import requests
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import re
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import csv
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import pandas as pd
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import matplotlib.pyplot as plt
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headers = {
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"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36"
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}
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message = []
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for page in range(16):
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if page == 0:
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url = "https://top.chinaz.com/gongsi/index_zhuce.html"
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else:
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url = "https://top.chinaz.com/gongsi/index_zhuce_{}.html".format(page + 1)
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response = requests.get(url, headers=headers)
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html = response.text
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company = re.findall('<a.*?target="_blank">(.+?)</a></h3>', html)
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m=re.findall('<em>(.*?)亿</em>注册资本', html)
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pageOne = list(zip(company,m))
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message.extend(pageOne)
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with open("content.csv", "w") as f:
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w = csv.writer(f)
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w.writerows(message)
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df = pd.read_csv("content.csv", names=["company","m"],encoding="gbk")
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df.head()
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plt.rcParams['font.sans-serif'] = ['SimHei']
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plt.figure(figsize=(20,10))
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plt.bar(df["company"][:20],df["m"][:20])
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plt.xticks(range(len(df["company"][:20])),df["company"][:20],rotation=90)
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for x,y in zip(range(len(df["m"][:20])),df["m"][:20]):
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plt.text(x,y,y,ha="center",va='bottom')
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plt.title("注册资金最多公司 top20")
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plt.xlabel("公司")
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plt.ylabel("资金（亿元）")
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plt.show()
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