既然我已经有Python了，为什么还要再下载Python

Question

我用的是Python

$ python --version
Python 2.7.13 :: Anaconda 4.4.0 (64-bit)

$ which python
/home/vimal/anaconda2/bin/python

$ conda create -n myjunkproject python=2
Fetching package metadata .........
Solving package specifications: .

Package plan for installation in environment /home/vimal/anaconda2/envs/siraj-regression:

The following NEW packages will be INSTALLED:

openssl:    1.0.2l-0     
pip:        9.0.1-py27_1 
python:     2.7.13-0     
readline:   6.2-2        
setuptools: 27.2.0-py27_0
sqlite:     3.13.0-0     
tk:         8.5.18-0     
wheel:      0.29.0-py27_0
zlib:       1.2.8-3      

Proceed ([y]/n)? n

为什么再次安装python 2.7.13？？？？？？它不是已经在那里了吗？关于pip也一样

Answer 1

Conda treats Python the same as any other package, so it’s very easy to manage and update multiple installations.

根据这里的Conda文档：https://conda.io/docs/py2or3.html

看起来Conda故意这么做是为了更容易更新/管理python的多个安装。你知道吗

希望有帮助。你知道吗