Python安装第三方库的3种方法

【方法一】: 通过setuptools来安装python模块

首先下载 http://peak.telecommunity.com/dist/ez_setup.py

NOTE: 最好下载个setuptools，本人是15.2版本，里面包含了ez_setup

运行 python ez_setup.py

D:\work\installation\setuptools-15.2\setuptools-15.2>python ez_setup.py > 1.txt
Extracting in c:\users\admini~1\appdata\local\temp\tmpbxikxf
Now working in c:\users\admini~1\appdata\local\temp\tmpbxikxf\setuptools-15.2
Installing Setuptools
......
Copying setuptools-15.2-py2.7.egg to c:\python27\lib\site-packages
setuptools 15.2 is already the active version in easy-install.pth
Installing easy_install-script.py script to C:\Python27\Scripts
Installing easy_install.exe script to C:\Python27\Scripts
Installing easy_install-2.7-script.py script to C:\Python27\Scripts
Installing easy_install-2.7.exe script to C:\Python27\Scripts

Installed c:\python27\lib\site-packages\setuptools-15.2-py2.7.egg
Processing dependencies for setuptools==15.2
Finished processing dependencies for setuptools==15.2

运行 easy_install py

D:\work>easy_install py      #py 为第三方库文件
Searching for py
Best match: py 1.4.26
Adding py 1.4.26 to easy-install.pth file

Using c:\python27\lib\site-packages
Processing dependencies for py
Finished processing dependencies for py

【方法二】: 通过pip来安装python模块

安装 easy_install pip

D:\work>easy_install pip
Searching for pip
Best match: pip 6.1.1
Processing pip-6.1.1-py2.7.egg
pip 6.1.1 is already the active version in easy-install.pth
Installing pip-script.py script to C:\Python27\Scripts
Installing pip.exe script to C:\Python27\Scripts
Installing pip2.7-script.py script to C:\Python27\Scripts
Installing pip2.7.exe script to C:\Python27\Scripts
Installing pip2-script.py script to C:\Python27\Scripts
Installing pip2.exe script to C:\Python27\Scripts

Using c:\python27\lib\site-packages\pip-6.1.1-py2.7.egg
Processing dependencies for pip
Finished processing dependencies for pip

运行 pip install xlrd

Usage:  
pip <command> [options]

Commands:
install           Install packages.
uninstall          Uninstall packages.
freeze           Output installed packages in requirements format.
list            List installed packages.
show            Show information about installed packages.
search           Search PyPI for packages.
wheel            Build wheels from your requirements.
zip             DEPRECATED. Zip individual packages.
unzip            DEPRECATED. Unzip individual packages.
help            Show help for commands.

General Options:
-h, --help         Show help.
--isolated         Run pip in an isolated mode, ignoring
              environment variables and user configuration.
-v, --verbose        Give more output. Option is additive, and can be
              used up to 3 times.
-V, --version        Show version and exit.
-q, --quiet         Give less output.
--log <path>        Path to a verbose appending log.
--proxy <proxy>       Specify a proxy in the form
              [user:passwd@]proxy.server:port.
--retries <retries>     Maximum number of retries each connection should
              attempt (default 5 times).
--timeout <sec>       Set the socket timeout (default 15 seconds).
--exists-action <action>  Default action when a path already exists:
              (s)witch, (i)gnore, (w)ipe, (b)ackup.
--trusted-host <hostname>  Mark this host as trusted, even though it does
              not have valid or any HTTPS.
--cert <path>        Path to alternate CA bundle.
--client-cert <path>    Path to SSL client certificate, a single file
              containing the private key and the certificate
              in PEM format.
--cache-dir <dir>      Store the cache data in <dir>.
--no-cache-dir       Disable the cache.
--disable-pip-version-check
              Don't periodically check PyPI to determine
              whether a new version of pip is available for
              download. Implied with --no-index.

【方法三】:直接从网上下载下可执行文件来安装.

比如说，去 >>> pythonlibs <<< 网站，提供了很多Python非官方包下载，二进制文件，下载安装方便.