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直接上代码：
colours = ["red","green","blue"]
for colour in colours:
print colour
# red
# green
# blue
第二种方法
colours = ["red","green","blue"]
for i in range(0, len(colours)):
print i, colour[i]
# 0 red
# 1 green
# 2 blue
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原文地址：http://www.cnblogs.com/CodeTracker/p/4834676.html
