关于code部分（5-4.py）有点问题咨询

[yelitao]

Warning (from warnings module):
File "C:\Users\lenvov\AppData\Local\Programs\Python\Python38\lib\site-packages\sklearn\model_selection_split.py", line 665
warnings.warn(("The least populated class in y has only %d"
UserWarning: The least populated class in y has only 2 members, which is less than n_splits=10.
[1. 1. 1. 1. 1. 0.77777778

1.     1.         0.88888889 0.88888889]
   

5-4.py运行结果如上面所示，10折交叉验证存在问题，与样本有关