clone环境的2种办法

(pytest) C:\ProgramData\Anaconda3>cd D:\pyTools

(pytest) C:\ProgramData\Anaconda3>d:

(pytest) D:\pyTools>pip freeze > env.txt

env.txt里内容如下：

Django==1.10.5

新建环境pytest2，并进入，加入这里只有个requests

(pytest2) D:\pyTools>pip freeze

requests2.14.2

下面把pytest的包安装过来

(pytest2) D:\pyTools>pip freeze

requests2.14.2

(pytest2) D:\pyTools>pip install -r env.txt

Collecting Django==1.10.5 (from -r env.txt (line 1))

Downloading Django-1.10.5-py2.py3-none-any.whl (6.8MB)

100% |████████████████████████████████| 6.8MB 144kB/s

Installing collected packages: Django

Successfully installed Django-1.10.5

(pytest2) D:\pyTools>pip freeze

Django1.10.5

requests2.14.2

使用clone命令（复制整套环境）

D:\pyTools>conda create --clone pytest2 -n py3

Source: C:\Anaconda3\envs\pytest2

Destination: C:\Anaconda3\envs\py3

(py3) D:\pyTools>pip freeze

Django1.10.5

requests2.14.2