<p>我的回答可能有点不对劲。我一直在寻找解决我特定问题的代码。但在找了几个小时后,我找不到好的例子。所以我写了这个小测试代码。我认为这绝对是一个合作多重继承的例子。我真的觉得有人会觉得有用。
我们开始吧!在</p>
<p>基本上,我有一个相当大的类,我想进一步分开,但由于我的特殊情况,它必须是同一个类。另外,我所有的子类都有自己的init,我想在base init之后执行。在</p>
<p><strong>测试代码</strong></p>
<pre><code>"""
Testing MRO Functionality of python 2.6 (2.7)
"""
class Base(object):
def __init__(self, base_arg, **kwargs):
print "Base Init with arg: ", str(base_arg)
super(Base, self).__init__()
def base_method1(self):
print "Base Method 1"
def base_method2(self):
print "Base Method 2"
class ChildA(Base):
def __init__(self, child_a_arg, **kwargs):
super(ChildA, self).__init__(**kwargs)
print "Child A init with arg: ", str(child_a_arg)
def base_method1(self):
print "Base Method 1 overwritten by Child A"
class ChildB(Base):
def __init__(self, child_b_arg, **kwargs):
super(ChildB, self).__init__(**kwargs)
print "Child B init with arg: ", str(child_b_arg)
def base_method2(self):
print "Base Method 2 overwritten by Child B"
class ChildC(Base):
def __init__(self, child_c_arg, **kwargs):
super(ChildC, self).__init__(**kwargs)
print "Child C init with arg: ", str(child_c_arg)
def base_method2(self):
print "Base Method 2 overwritten by Child C"
class Composite(ChildA, ChildB, ChildC):
def __init__(self):
super(Composite, self).__init__(base_arg=1, child_a_arg=2, child_b_arg=3, child_c_arg=4)
print "Congrats! Init is complete!"
if __name__ == '__main__':
print "MRO: ", str(Composite.__mro__), "\n"
print "*** Init Test ***"
test = Composite()
print "*** Base Method 1 Test ***"
test.base_method1()
print "*** Base Method 2 Test ***"
test.base_method2()
</code></pre>
<p><strong>输出</strong></p>
^{pr2}$