python函数编程 急需要详细编程

Question

python函数编程 急需要详细编程

Answer 1

def DisplayAll(num):try:num = float(num) # 转为浮点except ValueError as e:print(e)finally:print('%.2f' % num) #2位小数print(str(num).center(30,'*')) #30位居中 * 补位print('%20s' % num) #20位右对齐