1. 首先尝试从官网下载, pip install pillow, 结果网络不行，总是连不上或者下载中就失败，

C:\Windows\system32>pip install pillow
Collecting pillow
Retrying (Retry(total=4, connect=None, read=None, redirect=None)) after connection broken by ‘ReadTimeoutError(“HTTPSConnectionP
ool(host=’pypi.python.org’, port=443): Read timed out. (read timeout=15)”,)’: /packages/13/97/893f8c74e829464f86110f8a0ddefd3886f0
3cc45af9799185294d7c45e3/Pillow-3.4.2-cp35-cp35m-win_amd64.whl
Downloading Pillow-3.4.2-cp35-cp35m-win_amd64.whl (1.5MB)
9% |███ | 143kB 3.7kB/s eta 0:06:09
THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS FILE. If you have updated the package versions, please update the has
hes. Otherwise, examine the package contents carefully; someone may have tampered with them.
pillow from https://pypi.python.org/packages/13/97/893f8c74e829464f86110f8a0ddefd3886f03cc45af9799185294d7c45e3/Pillow-3.4.2-c
p35-cp35m-win_amd64.whl#md5=d034bb805314429fa2afe8da7ecaa935:
Expected md5 d034bb805314429fa2afe8da7ecaa935
Got 0d1dfd8a74da1c6f9c964a9e7f683fd4

2. 于是尝试douban 镜像, 从豆瓣镜像站点安装，成功：

C:\Windows\system32>pip –default-timeout=100 install pillow -i http://pypi.douban.com/simple –trusted-host pypi.douban.com
Collecting pillow
Downloading http://pypi.doubanio.com/packages/13/97/893f8c74e829464f86110f8a0ddefd3886f03cc45af9799185294d7c45e3/Pillow-3.4.2-cp
35-cp35m-win_amd64.whl (1.5MB)
100% |████████████████████████████████| 1.5MB 511kB/s
Installing collected packages: pillow
Successfully installed pillow-3.4.2

C:\Windows\system32>python –version
Python 3.5.2

同样的方法安装 Django

C:\Users\dell>pip –default-timeout=100 install Django==1.8.16 -i http://pypi.douban.com/simple –trusted-host pypi.douban.com
Collecting Django==1.8.16
Downloading http://pypi.doubanio.com/packages/5c/38/7324791951945b7fa0ba5c6dd57cff12ac544a260e110b2509cda6ced2f8/Django-1.8.16-py2.py3-none-any.whl (6.2MB)
100% |████████████████████████████████| 6.2MB 890kB/s
Installing collected packages: Django
Successfully installed Django-1.8.16
You are using pip version 8.1.1, however version 9.0.1 is available.
You should consider upgrading via the ‘python -m pip install –upgrade pip’ command.

C:\Users\dell>

还有virtualenvwrapper-win

C:\Users\dell>pip –default-timeout=100 install virtualenvwrapper-win -i http://pypi.douban.com/simple –trusted-host py
Collecting virtualenvwrapper-win
Downloading http://pypi.doubanio.com/packages/af/f1/d2fbc0c65353e3aaa02dd414102158f097abe77c34df48e864ee7afef822/virtu
Collecting virtualenv (from virtualenvwrapper-win)
Downloading http://pypi.doubanio.com/packages/6f/86/3dc328ee7b1a6419ebfac7896d882fba83c48e3561d22ddddf38294d3e83/virtu
100% |████████████████████████████████| 1.8MB 43kB/s
Installing collected packages: virtualenv, virtualenvwrapper-win
Running setup.py install for virtualenvwrapper-win … done
Successfully installed virtualenv-15.1.0 virtualenvwrapper-win-1.2.1
You are using pip version 8.1.1, however version 9.0.1 is available.
You should consider upgrading via the ‘python -m pip install –upgrade pip’ command.