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  • selenium--判断元素是否存在

    
    
    # coding:utf-8
    from selenium import webdriver
    from selenium.webdriver.support.ui import WebDriverWait
    from selenium.webdriver.support import expected_conditions as EC

    driver=webdriver.Firefox()
    class Find_Element():
    def __inti__(self,driver):
    self.driver=driver
    def is_exist(self,locator,timeout=30,frequency=0.5):
    """
    locator 参数是定位方式,如("id", "kw"),把两个参数合并为一个
    *号是把两个参数分开传值
    使用方法:
    locator = ("id", "kw")
    driver.find_element(*locator)
    :param locator:
    :param timeout:
    :param frequency:
    :return:
    """
    try:
    element=WebDriverWait(driver,timeout,frequency).until(lambda driver:driver.find_element(*locator))
    return element

    except:
    return False

    def is_exist2(self,by,value,timeout=30,frequency=0.5):
    """
    locator 参数是定位方式,如("id", "kw"),把两个参数合并为一个
    *号是把两个参数分开传值
    使用方法:
    locator = ("id", "kw")
    driver.find_element(*locator)
    :param locator:
    :param timeout:
    :param frequency:
    :return:
    """
    try:
    element=WebDriverWait(driver,timeout,frequency).until(lambda driver:driver.find_element(by,value))
    return element

    except:
    return False

    def is_text_in_element(self,locator,text,timeout=30,frequency=0.5):
    """
    locator 参数是定位方式,如("id", "kw"),把两个参数合并为一个
    *号是把两个参数分开传值
    使用方法:
    locator = ("id", "kw")
    driver.find_element(*locator)
    :param locator:
    :param timeout:
    :param frequency:
    :return:
    """
    try:
    element=WebDriverWait(driver,timeout,frequency).until(EC.text_to_be_present_in_element(locator,text))
    return True

    except:
    return False

    def send_keys(self,text,locate):
    self.driver.find_element(*locate).send_keys(text)



    if __name__=="__main__":
    driver=webdriver.Firefox()
    driver.get("https://www.baidu.com")
    base_driver=Find_Element(driver) #实例化
    input_loc=("id","kw")
    base_driver.send_keys(input_loc,"致橡树的你")
    driver.quit()

     
    from selenium.webdriver.common.by import By

    driver.find_element("id", "kw")
    driver.find_element("xpath", "xxx")
    driver.find_element("link text", "xxx")
    driver.find_element("partial link text", "xxx")
    driver.find_element("name", "xxx")
    driver.find_element("tag name", "xxx")
    driver.find_element("class name", "xxx")
    driver.find_element("css selector", "xxx")

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  • 原文地址:https://www.cnblogs.com/VseYoung/p/exist.html
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