Python--类-例子
class Base: def __init__(self): self.data = [] def add(self, x): self.data.append(x) def addtwice(self,x): self.add(x) self.add(x) class Child(Base): def plus(self, a, b): return a+b oChild = Child() oChild.add("Str1") print(oChild.data) print(oChild.plus(2, 3))