python中的内置函数getattr()介绍及示例

在python的官方文档中:getattr()的解释如下: getattr(object, name[, default]) Return the value of the named attribute of object. name must be a string. If the string is the name of one of the object's attributes, the result is the value of that attribute. For example, getattr(x, 'foobar') is equivalent to x.fooba