selenium语法 – xyz

admin Uncategorized April 25, 2024

http://www.lianschedule.site/457

https://www.zybuluo.com/mwumli/note/222253

编码	`#coding=utf-8 # coding=gbk`
导入开发包	from selenium import webdriver
获得浏览器对象	`driver=webdriver.Firefox() driver=webdriver.Ie() driver=webdriver.Chrome()`
定位	find_element_by_id("xx") find_element_by_name("xx") find_element_by_class_name("xx") find_element_by_tag_name("xx") find_element_by_link_text("xx") find_element_by_parial_link_text("xx") find_element_by_xpath("/html/body/div/div[2]/div/form/span/input") find_element_by_xpath("//input[@id='xx']") find_element_by_xpath("//input[@name='xx']") find_element_by_xpath("//class[@class='xx']") find_element_by_xpath("//*[@id='xx']")//不仅id,name,class其他属性皆可 find_element_by_xpath("//span[@id='xx']/input") find_element_by_xpath("//input[@id='xx' and @class='xx']") find_element_by_css_selector("#xx")//id属性find_element_by_css_selector(".xxx")//class属性 find_element_by_css_selector("xxx")//标签名 find_element_by_css_selector("span>input")//父子关系 find_element_by_css_selector("[name=xxx]")//不仅name属性，其他属性皆可 find_element_by_css_selector("span#a>input#b")//组合定位
定位一组元素	find_elements_by_id("xx") find_elements_by_name("xx") find_elements_by_class_name("xx") find_elements_by_tag_name("xx") find_elements_by_link_text("xx") find_elements_by_parial_link_text("xx") find_elements_by_xpath("/html/body/div/div[2]/div/form/span/input") find_elements_by_xpath("//input[@id='xx']") find_elements_by_xpath("//input[@name='xx']") find_elements_by_xpath("//class[@class='xx']") find_elements_by_xpath("//*[@id='xx']")//不仅id,name,class其他属性皆可 find_elements_by_xpath("//span[@id='xx']/input") find_elements_by_xpath("//input[@id='xx' and @class='xx']") find_elements_by_css_selector("#xx")//id属性find_elements_by_css_selector(".xxx")//class属性 find_elements_by_css_selector("xxx")//标签名 find_elements_by_css_selector("span>input")//父子关系 find_elements_by_css_selector("[name=xxx]")//不仅name属性，其他属性皆可 find_elements_by_css_selector("span#a>input#b")//组合定位
控制浏览器	`driver.set_window_size(480,800)//宽400高800像素 driver.back()//后退 driver.forward()//前进 driver.refresh()//刷新`
元素操作	`.clear()//清楚文本 .send_keys("xxx")//模拟按键输入 .click()//单击元素 .submit()//提交 .size// .text// .get_attribute("name")//不仅name属性，其他属性皆可 .is_displayed()//是否可见`
鼠标	`from selenium.webdriver import ActionChains ActionChains(driver)//调用actionchains类 .context_click//右击 .double_click()//双击 .move_to_element()//悬停 .drag_and_drop(source,target)//拖动 eg: rightclick=driver.find_element_by_id("xx") ActionChains(driver).context_click(rightclick).perform()//右击`
键盘	`from selenium.webdriver.common.keys import Keys .send_keys(Keys.ENTER)//按键 .send_keys("123456")//按键 .send_keys(Keys.CONTROL,'a')`
显式等待	`WebDriverWait(driver,x1,x2,x3) x1:超时时间，单位：s x2:步长时间 x3:超时后的异常信息`.until(EC.x4) .until_not(EC.x4) x4: from selenium.webdriver.support.ui import WebDriverWait from selenium.webdriver.support import expected_conditions as EC title_is()//页面标题 title_contains()//页面标题 presence_of_element_located()//是否被加载 visibility_of_element_located()//是否可见 visiblity_of()//是否可见 presence_of_elements_located()//至少有一个元素存在 text_to_be_present_in_element()//text包含 text_to_be_present_in_element_value()//value包含 frame_to_be_available_and_switch_to_it()//表单是否可以切换进去 invisibility_of_element_located()//是否不存在 element_to_be_clickable()//是否可见且可以点击 staleness_of()//等到一个元素从DOM树中移除 element_to_be_selected()//判断是否被选中，一般是下拉列表 element_selection_state_to_be()//判断某个元素的选中状态是否符合预期 element_located_selection_state_to_be()//判断某个元素的选中状态是否符合预期 alert_is_present()//判断是否存在alertfrom selenium.webdriver.common.by import By (By.ID,”xx”) (By.NAME,”xx”) (By.CLASS_NAME,”xx”) (By.TAG_NAME,”xx”) (By.LINK_TEXT,”xx”) (By.PARTIAL_LINK_TEXT,”xx”) (By.XPATH,”xx”) (By.CSS_SELECTOR,”xx”)
隐式等待	`driver.implicitly_wait(x1) x1:时间，单位s`
sleep	`from time import sleep sleep(x1) x1:时间，单位s`
窗口	`driver.current_window_handle driver.window_handles driver.switch_to_window()`
打开网页	`driver.get("url")`


输入	`n=input("xxx")`
输出	`print("xxx")`
引号与注释	不区分单引号与双引号单行注释：# 多行注释：前后各三个引号
函数	`def name(x1,x2) xxx`
引用模块	`import xxx from xxx import xxx`