安装包的时候出现报错：
ERROR: pip’s dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
imbalanced-learn 0.7.0 requires joblib>=0.11, which is not installed.
imbalanced-learn 0.7.0 requires scikit-learn>=0.23, which is not installed.

报错：pip’s dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
pip 的依赖项解析器当前未考虑安装的所有包。此行为是以下依赖项冲突的根源。

于是：
就重新安装这两个包：

应该就可以了。