Python的pip命令

Python pip下载地址

https://pypi.python.org/pypi/pip 

pip download SomaPackage[==version] 下载指定版本扩展库，不是安装

pip freeze [>requirements.txt ] 以requirements格式列出安装模块

pip list 列出当前已经安装的所有模块

pip install SomaPackage.whl 通过whl文件离线安装扩展库

pip install package1 package2 依次(在线)安装package1、package2等扩展模块

pip install -r requirements.txt 安装requirements.txt中指定的扩展库

pip install —upgrade SomePackage 升级模块

pip uninstall SomePackage[==version] 卸载指定版本的模块 

pip的官方说明

https://pip.pypa.io/en/stable/reference/

-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. Option is additive, and can be used up to 3 times (corresponding to WARNING, ERROR, and CRITICAL logging levels).

--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, (a)bort.

--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.