- 代码
from sklearn.cross_validation import KFold
- 错误提示
ModuleNotFoundError: No module named 'sklearn.cross_validation'
- 解决办法
from sklearn.model_selection import KFold
- 原因分析:cross_validation包被弃用,改为model_selection包

from sklearn.cross_validation import KFold
ModuleNotFoundError: No module named 'sklearn.cross_validation'
from sklearn.model_selection import KFold