[英]How to get name of derived class from base class
我可以得到一个基础 class 的名称,如下所示:
>>> class Base(object):
... pass
...
>>> class Derived(Base):
... def print_base(self):
... for base in self.__class__.__bases__:
... print base.__name__
...
>>> foo = Derived()
>>> foo.print_base()
Base
在此示例中,我如何执行相反的操作并从Base
中的 function 中获取Derived
的名称? 例如:
>>> class Base(object):
... def print_derived(self):
... [pseudocode: return Derived class name]
...
>>> class Derived(Base):
... pass
...
>>> bar = Derived()
>>> bar.print_derived()
Derived
我显然可以在Derived
中打印self.__class__.__name___
但我有很多单元测试继承Base
作为 mixin,我想跟踪哪个 class 从对Base
mixin 的一次调整中调用它。
您只需要在Base
方法中打印self.__class__
:
>>> class Base(object):
... def print_derived(self):
... print(self.__class__.__name__)
...
>>> class Derived(Base):
... pass
>>> d = Derived()
>>> d.print_derived()
Derived
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