python学习日记18-类
类
class Point:
def__init__(self,x,y):
self._x=x
self._y=y
def__str__(self):
return '({},{})'.format(self._x,self._y)
def distance(self):
return (self._x**0.5+self._y**0.5)*0.5
class Point:
def__init__(self,x,y):
self._x=x
self._y=y
def__str__(self):
return '({},{})'.format(self._x,self._y)
def distance(self):
return (self._x**0.5+self._y**0.5)*0.5
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