Anaconda offline installation environment

Environment used :
In this machine  windows for linux (Ubuntu 18.04)  Of miniconda, Install layer by layer from bottom to top according to the dependent package , Most dependent packages will be used locally pip installed , Other special cases shall be handled specially .

1、 In this machine Ubuntu Build environment in the system ：
conda create -n myenv python=3.7

2、 Use  pip  To install the basic dependency package , At the same time, pay attention here pip Is it installed whl The file of . If you use source code （source） Install the package , Don't use it pip To install , Try to save it for the last time .

3、 Package the environment of this machine ：
conda pack -n my_env -o out_name.tar.gz

4、 The packaged package is uploaded to the server , Put it in  conda_dir/envs/my_env  Next tar decompression . then  conda activate my_env.

5、 Other bags to see https://anaconda.org/  Whether there is a required dependent package in , Then download the corresponding xxxx.tar.bz2  file , and  conda install xxxx.tar.bz2  Installation .

（Reference：https://zhuanlan.zhihu.com/p/87344422 
https://docs.conda.io/projects/conda/en/latest/user-guide/tasks/manage-environments.html）