python -- simple class

#simple class
class CTest:
    count = 0;#class member
    def __init__(self, name):
        self.name = name;#object member
        print "CTest::__init__() called!\n";

        CTest.count += 1;#class member
        print 'class use:%d\n' %CTest.count;

    def __del__(self):
        print "%s say bye!\n" %self.name;
        CTest.count -= 1;

        if 0 == CTest.count :
            print "I am the last one!";
        else :
            print "there are still %d people left.\n" %CTest.count;
        
    def SayHi(self):
        print 'Hello, %s!\n' %self.name;

    def Count(self):
        if 1 == CTest.count :
            print "I am the only one!\n";
        else:
            print "we have %d one here!\n" %CTest.count;

test = CTest('andylin');
print test;
test.SayHi();
test.Count();

test2 = CTest("congfeng");
test.SayHi();
test.Count();