本文介绍了Python 向元组添加项的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有一些 object.ID-s,我尝试将其作为元组存储在用户会话中.当我添加第一个它工作但元组看起来像 (u'2',) 但是当我尝试使用 mytuple = mytuple + new.id 添加新的时出现错误只能将元组(不是unicode")连接到元组.
I have some object.ID-s which I try to store in the user session as tuple. When I add first one it works but tuple looks like (u'2',) but when I try to add new one using mytuple = mytuple + new.id got error can only concatenate tuple (not "unicode") to tuple.
推荐答案你需要把第二个元素变成一元组,例如:
You need to make the second element a 1-tuple, eg:
a = ('2',) b = 'z' new = a + (b,)更多推荐
Python 向元组添加项
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