selenium的简单使用：
# coding=utf-8

"""
author:lei
function:
"""

from selenium import webdriver

url = "https://sanhe.58.com/"

options = webdriver.ChromeOptions()
options.binary_location = r"D:\文件2\Google\Chrome\Application\chrome.exe"
driver = webdriver.Chrome(r"D:\文件\软件\chromedriver_win32\chromedriver.exe", options=options)

driver.get(url)

print(driver.current_url) # https://sanhe.58.com/
print(driver.window_handles) # ['CDwindow-7C3441AFCF4816FAD8DD46D6DB9AFFBA']

# 定位并点击租房按钮
el = driver.find_element_by_xpath("/html/body/div[3]/div[1]/div[1]/div/div[1]/div[1]/span[1]/a")
el.click()

# 页面未进行切换
print(driver.current_url) # https://sanhe.58.com/
print(driver.window_handles) # ['CDwindow-7C3441AFCF4816FAD8DD46D6DB9AFFBA', 'CDwindow-6D5FDC3A190B651E663EC78AA3A004E9']

# 切换到新打开的页面
driver.switch_to.window(driver.window_handles[-1])

el_list = driver.find_elements_by_xpath("/html/body/div[6]/div[2]/ul/li/div[2]/h2/a[1]")

print(len(el_list))