引用列表

class test:    def contr1(self):        #val = struct()        #print 'contr1, before, val1',val.val1        #print 'contr1, before, val2',val.val2        #self.follower(val)        #print 'contr1, after, val1',val.val1        #print 'contr1, after, val2',val.val2        self.a = ['1', '2']        print '1',self.a        self.changer(self.a)        print '2',self.a    def follower(self, val):        print 'follower, origin, val1',val.val1        print 'follower, origin, val2',val.val2        val.val1 = 2        val.val2 = 'zhang'        print 'follower, changed, val1',val.val1        print 'follower, changed, val2',val.val2    def changer(self, val):        print '3',val        val.pop()        print '4',valclass struct:    val1 = 1    val2 = 'song'test = test()test.contr1()