王怡蕊的博客 resultA.append(list(permutations(letters,i+1))) If I run it again (without restarting the Kernel) I get the following error: TypeError Traceback (most recent call last) in () 7 from itertools import ...
沉醉,于风中的博客当我使用这样的代码运行时,报错: for i in len(label_lists): label_lists_pre.append(label_lists[i].split('.')[0]) 报错信息: for i in len(label_lists): TypeError: 'int' object is not iterable 开始...