qpython3h第三方库安装_Python3 删除已安装的模块或包

方法一： 使用pip

安装pip

$ wget https://bootstrap.pypa.io/get-pip.py

$ python get-pip.py

删除指定的模块或者包, 在命令提示符cmd下用如下命令:

pip uninstall xxx  如:pip uninstall pycurl

方法二：手工删除

去Python的第三方模块或包的存放位置进行手工删除文件和文件夹，然后删除easy-install.pth文件中的相应的行。Python的模块和包的默认存放位置请查看博文http://blog.sina.com.cn/s/blog_4ddef8f80102v1p6.html。

To uninstall an .egg you need to rm -rf the egg (it might be a directory) and remove the matching line from site-packages/easy-install.pth

pip是一个很方便的工具, 可以方便安装, 列出, 卸载python的模块/库/包等

常见使用, 例如:

cmd下:

安装pycurl包

pip install pycurl

列出已经安装的python包

pip list

输出pycurl包的信息

pip show pycurl

卸载pycurl包

pip uninstall pycurl

以下是pip全部命令参数 :

Usage:

pip [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.

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 to a verbose appending log.

--proxy             Specify a proxy in the form

[user:passwd@]proxy.server:port.

--retries         Maximum number of retries each connection should

attempt (default 5 times).

--timeout             Set the socket timeout (default 15 seconds).

--exists-action    Default action when a path already exists:

(s)witch, (i)gnore, (w)ipe, (b)ackup.

--trusted-host   Mark this host as trusted, even though it does

not have valid or any HTTPS.

--cert               Path to alternate CA bundle.

--client-cert        Path to SSL client certificate, a single file

containing the private key and the certificate

in PEM format.

--cache-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.