python selenium

2019独角兽企业重金招聘Python工程师标准>>>

下载 geckodriver-v0.24.0-win64.zip 将 geckodriver.exe 放置到PATH中

pip install selenium

# test.py
from selenium import webdriver
from selenium.webdriver.support.select import Select

# 自动登录
driver = webdriver.Firefox()
driver.get("http://url")
driver.find_element_by_id('username').click()
driver.find_element_by_id('username').send_keys('username')
driver.find_element_by_id('password').click()
driver.find_element_by_id('password').send_keys('******')
Select(driver.find_element_by_id("select_id")).select_by_value("value_name")
driver.find_element_by_id('login_button').click()

# 登出
for link in driver.find_elements_by_xpath("//*[@href]"):
    if link.get_attribute('href') == 'http://logout_url':
        link.click()
        break

自动保存文件

from selenium.webdriver.firefox.options import Options

options = Options()
options.set_preference("browser.download.manager.showWhenStarting", False)
options.set_preference("browser.helperApps.neverAsk.saveToDisk"
                       "application/csv, application/pdf, application/octet-stream, application/vnd.ms-excel")

driver = webdriver.Firefox(firefox_options=options)

转载于:https://my.oschina.net/redhands/blog/3031543