#导入读取配置文件的封装类
from util.read_ini import ReadIni

class FindElement(object):
    def __init__(self,driver):
        self.driver=driver
    #定位元素
    def get_element(self,key):
        read_ini=ReadIni()   #实例化配置文件读取类
        data=read_ini.get_value(key)    #返回键值对:id>user_name
        by=data.split('>')[0]   #定位方式
        value=data.split('>')[1]  #定位值
        try:
            if by == 'id':
                return self.driver.find_element_by_id(value)
            elif by == 'name':
                return self.driver.find_element_by_name(value)
            elif by =='className':
                return self.driver.find_element_by_class_name(value)
            elif by == 'linkText':
                return self.driver.find_element_by_link_text(value)
            else:
                return self.driver.find_element_by_xpath(value)
        except:
            return None

调用

find_element=FindElement(driver)
find_element.get_element('user_password').send_keys('jrpt')    #user_password为配置文件中左侧的key值