元组:不可变序列,用逗号分隔。
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例子:
1 #!/usr/bin/env python 2 # -*- coding:utf-8 -*- 3 a=1,2,3 4 print a 5 print a[1] 6 print a[0] 7 print a[2] 8 a1=[4,5,6] 9 tuple(a1) 10 print a1 11 a1=[4,5,6] 12 a2=tuple(a1) 13 print a1 14 print a2 15 print a1[0:1] 16 a3=3*(42) 17 a4=3*(42,) 18 print a3 19 print a4
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效果:
1 (1, 2, 3) 2 2 3 1 4 3 5 [4, 5, 6] 6 [4, 5, 6] 7 (4, 5, 6) 8 [4] 9 126 10 (42, 42, 42)
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小知识: