Python错误集锦:set计算并集时TypeError: unsupported operand type(s) for +: ‘set’ and ‘set’

原文链接:http://www.juzicode.com/archives/2720

错误提示:

#juzicode.com/vx:桔子code
s1={1,2,3,4}#集合s1
s2={3,4,5,6}#集合s2
print('s1-s2:',s1-s2)
print('s1+s2:',s1+s2)
s1-s2: {1, 2}
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)
<ipython-input-24-cb26c22afce4> in <module>
      3 s2={3,4,5,6}#集合s2
      4 print('s1-s2:',s1-s2)
----> 5 print('s1+s2:',s1+s2)

TypeError: unsupported operand type(s) for +: 'set' and 'set'

可能原因:

1、计算set的并集不支持使用+

 

解决方法:

1、使用union方法计算并集:

#juzicode.com/vx:桔子code
s1={1,2,3,4}#集合s1
s2={3,4,5,6}#集合s2
print('s1-s2:',s1-s2)
#print('s1+s2:',s1+s2)
su = s1.union(s2)
print('s1+s2:',su)
s1-s2: {1, 2}
s1+s2: {1, 2, 3, 4, 5, 6}
posted @ 2020-12-19 11:46  桔子code  阅读(577)  评论(0编辑  收藏  举报