install python3.8
sudo add-apt-repository ppa:deadsnakes/ppa
sudo apt-get update
sudo apt-get install -y python3.8 libpython3.8-dev python3.8-dev python3.8-distutils

sudo apt-get install curl

1、curl -O https://repo.anaconda.com/archive/Anaconda3-2020.02-Linux-x86_64.sh

2、sudo bash Anaconda3-2020.02-Linux-x86_64.sh

3、source ~/.bashrc

4、查看当前存在的虚拟环境：使用以下命令查看当前存在的conda虚拟环境：
conda env list

5、创建新的虚拟环境
conda create -n your_env_name python=X.X

6、激活虚拟环境
conda activate your_env_name

7、卸载虚拟环境
conda remove --name your_env_name --all

8、退出虚拟环境
conda deactivate