问题描述：

UnsatisfiableError: The following specifications were found to be incompatible with each other:

Output in format: Requested package -> Available versionsThe following specifications were found to be incompatible with your CUDA driver:

• feature:/win-64::__cuda==10.2=0
• feature:|@/win-64::__cuda==10.2=0

Your installed CUDA driver is: 10.2

解决方案：

在pycharm安装或使用’conda install scikit-learn‘来安装scikit-learn包时，会出现以上错误，百度找不出原因，但使用pip安装就没有报错。

pip install scikit-learn

经过本人多次尝试，pip安装包出错率小于conda，所以安装各种包时，推荐用pip安装。