跟着悠悠学# coding:utf-8from selenium import webdriverdriver = webdriver.Firefox()driver.get("https://www.baidu.com")# <input id="kw" class="s_ipt" type="text" autocomplete="off" maxlength="100" name="wd"/># css 通过id属性定位driver.find_element_by_css_selector("#kw").send_keys("python")# css通过class属性定位driver.find_element_by_css_selector(".s_ipt").send_keys("python")# css 通过标签属性定位diver.find_element_by_css_selector("input").send_keys("python")# css by namedriver.find_element_by_css_selector("[name='wd']").send_keys("python")# css by autocompletedriver.find_element_by_css_selector("[autocomplete='of']").send_keys("python")# css by typedriver.find_element_by_css_selector("[type='text']").send_keys("python")# css通过标签与属性组合来定位元素driver.find_element_by_css_selector("input:contains('kw')")# css通过标签与class属性组合driver.find_element_by_css_selector("input.s_ipt").send_keys("python")# css通过标签与id属性的组合driver.find_element_by_css_selector("input#kw").send_keys("python")# css通过标签与其它属性组合driver.find_element_by_css_selector("input[id='kw']").send_keys("python")# css通过层级关系定位driver.find_element_by_css_selector("form#form>span>input").send_keys("python")# css通过层级关系定位driver.find_element_by_css_selector("form.fm>span>input").send_keys("python")# 通过索引option:nth-child(1)来定位元素# 选择第1个optiondriver.find_element_by_css_selector("select#nr>option:nth-child(1)").click()# 选择第2个optiondriver.find_element_by_css_selector("select#nr>option:nth-child(2)").click()# 选择第3个optiondriver.find_element_by_css_selector("select#nr>option:nth-child(3)").click()# css:逻辑运算driver.find_element_by_css_selector("input[id='kw'][name='wd']").send_keys("python")