摘要：
1. copy 浅拷贝，只拷贝父对象，不会拷贝对象内部的子对象，而是对子对象引用。import copya = [1, [2, 3]]b = copy.copy(a)a[0] = 2a[1][0] = 1print 'a= ', aprint 'b= ', b输出：a= [2, [1, 3]]b= [1, [1, 3]]它等价于：import copya = [1, [2, 3]]b = a[:] #对于子对象只引用了a[0] = 2a[1][0] = 1print 'a= ', aprint 'b= ', b2. deepcop 阅读全文
