利用python打印99乘法表

class PrintTable(object):
    '''打印乘法口诀表'''
    def __init__(self):
        print(u'开始打印9*9的乘法口诀表')
        self.print99()
    def print99(self):
        for i in range(1,10):
            for j in range(1,1+i):
                print('%d%d=%2s'%(i,j,i*j),end=' ')
            print('\n')

if __name__ == '__main__':
    pt = PrintTable()