如何用python输出九九乘法表？有哪些方法？

#!/usr/bin/python
#用Python实现九九乘法表（9*9 乘法口诀表）
#分行与列考虑，共9行9列，i控制行，j控制列
#方法一采用for循环
#后面的方法采用函数和for循环结合
 
print ("====================方法一====================")
for i in range(1, 10):
for j in range(1,i+1):
d=i*j
print('%d*%d=%-2d'%(i,j,d),end=' ')
print ()
 
 
print ("====================方法二====================")
def hwb(n):
m=n
sums=0
for j in range(1, n+1):
sums=m*j
print('%d*%d=%-2d'%(m,j,sums),end=' ')
print ()
 
def hwb1():
for i in range(1,10):
hwb(i)
 
hwb1()
 
 
print ("====================方法三====================")
def  hwb(n):
m=n
sums=0
for j in range(1, n+1):
sums=m*j
print('%d*%d=%-2d'%(m,j,sums),end=' ')
print()
 
def hwb2():
for i in range(9,0,-1):
hwb(i)
hwb2()
 
print ("====================方法四====================")
def  hwb(n):
m=n
sums=0
for k in range(0, 9-n):
print('       ',end='')
for j in range(1, n+1):
sums=m*j
print('%d*%d=%-2d'%(m,j,sums),end=' ')
print()
 
def hwb3():
for i in range(1,10):
hwb(i)
hwb3()
 
print ("====================方法五====================")
def hwb(n):
    for dix in range(9-n,0,-1):
        print('       ',end = '')
    sums = 0
    m = n
    for j in range(1,n+1):
        sums = m*j
        print("%d*%d=%-2d"%(m,j,sums),end = ' ')
    print()
 
def hwb4():
    for i in range(9,0,-1):
        hwb(i)
 
hwb4()