# coding=utf-8 from selenium import webdriver if __name__ == '__main__': url = 'http://www.example.com' client = webdriver.Chrome() client.get(url) html = client.page_source print(html) client.quit()

# coding=utf-8 import json if __name__ == '__main__': json_str = '{"website":"Spiderbuf", "url":"http://www.spiderbuf.cn","description":"Python爬虫练习网站"}' json_obj = json.loads(json_str) print(json_obj['website'])

# coding=utf-8 import requests # 请求远程图片的函数，参数url为图片的完整链接，函数返回请求回来的二进制内容 def get_content(url): # 准备好User-Agent到变量myheaders myheaders = {'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.164 Safari/537.36'} response = requests

# coding=utf-8 # 覆盖写入 def save_to_file(file_name, content): with open(file_name, 'w', encoding='utf-8') as f: f.write(content) if __name__ == '__main__': save_to_file('./test.txt', '这是要写入的内容') # 循环写入 with open('./test.txt', 'a', encoding='utf-8') as f: for i in range(0,10): f.write(str

# coding=utf-8 import requests def post_payload(url, payload): myheaders = {'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.164 Safari/537.36'} response = requests.post(url, headers=myheaders, data=payload) status_code = response.s