python 1

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1. string concatenation 

　　print "You " + "and " + "Me" -- You and Me 

　　#Make sure you include the spaces after "You" and "and"

2. print ？ Date and Time 4/6

　　print "%s/%s/%s" % (now.month, now.day,now.year) and 

　　print ‘%s/%s/%s‘% (now.month, now.day,now.year)

　　单引号和双引号结果相同？

python 1

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原文地址：http://www.cnblogs.com/njuzwr/p/4413736.html