for row_num in range(1, 5):
character = '*'*(2*row_num-1)
print(character.center(13, ' '))
for row_num in [3, 2, 1]:
character = '*'*(2*row_num-1)
print(character.center(13, ' '))
标签：13,num,center,打印,character,菱形,print,row From： https://www.cnblogs.com/sangern/p/17404534.html