标签：python
$ gedit price.py
#!/usr/bin/env python
width = input('Please enter width: ')
price_width = 10
item_width = width - price_width
header_format = '%-*s%*s'
format = '%-*s%*.2f'
print '=' * width
print header_format % (item_width, 'Item', price_width, 'Price')
print '-' * width
print format % (item_width, 'Apples',price_width,0.4)
print format % (item_width, 'Pears',price_width,0.5)
print format % (item_width, 'Cantaloupes',price_width,1.92)
print format % (item_width, 'Apricots',price_width,8)
print format % (item_width, 'Prunes',price_width,12)
print '=' * width$ python price.pyPlease enter width: 35 =================================== Item Price ----------------------------------- Apples 0.40 Pears 0.50 Cantaloupes 1.92 Apricots 8.00 Prunes 12.00 ===================================减号(－)用来左对齐数值
星号(＊)表示精度从元组参数中读出
Beginning Python From Novice to Professional (4) － 字符串格式示例
标签：python
原文地址：http://blog.csdn.net/wu20093346/article/details/41044587
