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Learn python the hard way_习题32_循环和列表

2019-11-06 07:28:53
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the_count = [1, 3, 5, 6]fruits = ['apple', 'oranges', 'pears', 'aPRicots']change = [1, 'pennies', 2, 'dimes', 3, 'quarters']# this first kind of for-loop goes through a list.for people in the_count: print "This is people %d" % people#same as abovefor fruit in fruits: print "A fruit of type: %s" % fruit #also we ca go through mixed lists too#notice we have to use %r since we don't know what's in it.for x in change: print "I got %r" % x #we can also build lists, first start with an empty oneelements = []#then use the range function to do 0 to 5 countsfor i in range(0, 6): print "Adding %d to the list." % i #append is a function that lists understand elements.append(i) #now we can print them outfor i in elements: print "Element was:%d" % I#note:for X in list:    print "..........%s" %X
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