函數說明
getattr(object, name, default=None)
object:類實例
name:str 屬性名
default:str 如果沒有查找到,用該值替代
用法
實現反射,主要參考django的源碼
class Test():
def __init__(self):
self.methods = ['method1', 'method2', 'method3']
def method1(self):
print('Method1')
def method2(self):
print('Method2')
def method3(self):
print('Method3')
def test(self, target):
if target in self.methods:
func = getattr(self, target)
func()
else:
print("無效調用")
if __name__ == '__main__':
test = Test()
target = 'method3'
test.test(target)