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吐槽下，python2 官方文檔的print資料好少啊，看的別人博客才知道咋用╮(╯_╰)╭

#!/usr/bin/env python # -*- coding: utf-8 -*- import sysprint(sys.version)#輸入與輸出#str()與repr() for x in range(1, 11):print repr(x).rjust(2), repr(x*x).rjust(3),#逗號代表不換行print repr(x*x*x).rjust(4)#格式化輸出 for x in range(1, 11):print '{0:2d} {1:3d} {2:4d}'.format(x, x*x, x*x*x)print 'We are the {} who say "{}!"'.format('knights', 'Ni') print '{1} and {0}'.format('spam', 'eggs') print 'This {food} is {adjective}.'.format(food='spam', adjective='absolutely horrible') print 'The story of {0}, {1}, and {other}.'.format('Bill', 'Manfred', other='Georg')import math #保留三位小數點 print 'The value of PI is approximately {0:.3f}.'.format(math.pi)table = {'Sjoerd': 4127, 'Jack': 4098, 'Dcab': 7678} for name, phone in table.items():print '{0:10} ==> {1:10d}'.format(name, phone)print 'Jack: {Jack:d}; Sjoerd: {Sjoerd:d}; Dcab: {Dcab:d}'.format(**table)#old style， 語法類似sprintf print 'The value of PI is approximately %5.3f.' % math.pi print 'x = %d, y = %d' % (3, 4)# #文件的讀寫 # f = open('/tmp/workfile', 'r+') # print f # # #f.write('This is a test\n') # # f.read() # # f.readline() # # f.readlines() # # for line in f: # print line # # #write something other than string # value = ('the answer', 42) # s = str(value) # f.write(s) # # f = open('/tmp/workfile', 'r+') # f.write('0123456789abcdef') # f.seek(5) # Go to the 6th byte in the file # f.read(1) # f.seek(-3, 2) # Go to the 3rd byte before the end # f.read(1) # # f.close() # f.read() # # with open('/tmp/workfile', 'r') as f: # read_data = f.read() # # f.closedif __name__ == "__main__":a = 1b = 2

Reference

http://docs.pythontab.com/python/python2.7/inputoutput.html#tut-formatting

轉載于:https://my.oschina.net/Jerrymingzj/blog/803838

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