2020年9月25日 · The files installed there are just meant to be used or imported in your applications or scripts, and are not meant for development or testing. It is usually the "release version" of a package. So, asking where pip installs things because you want to "run pytest files within this file structure" does not make much sense (to me, at least).

2015年5月1日 · The safest way is to call pip through the specific python that you are executing. If you run pip show pip directly, it may be calling a different pip than the one that python is calling. Examples: $ python -m pip show pip $ python3 -m pip show pip $ /usr/bin/python -m pip show pip $ /usr/local/bin/python3 -m pip show pip

2014年5月17日 · First of all, check the pip version, and its existence on machine. pip --version or. pip3 --version If you in case pip is not installed then install it. On Linux, you can install pip3 by running an apt-get command in your terminal. sudo apt-get -y install python3-pip On Mac, pip is bundled with the Python distributable, so you need to re ...

2016年1月7日 · Update: pip 20.3, released Nov 30, 2020, introduced a new resolver that fixes some design issues. It also reimplements the constraints feature.

2015年1月11日 · sudo python -m pip install some-package.whl Where python was replaced by the MacPorts python in my case, which is python2.7 or python3.5 for me. The -m option is "Run library module as script" according to the manpage. (I had previously run sudo port install py27-pip py27-wheel to install pip and wheel into my python 2.7 installation first.)

2016年4月20日 · @JohnZwinck I tried using pip 7.1.2 and encountered permissions errors because pip was trying to copy files from the system python's site-packges into my virtualenv. I guess pip's caching was different in 7.1.2.

2019年12月11日 · [global] trusted-host = pypi.org files.pythonhosted.org Instead of manually creating the pip.ini file at the above location, please run the following command line prompt-python -m pip config set global.trusted-host=pypi.org files.pythonhosted.org Remember it takes only 2 locations to be trusted.

2011年9月4日 · pip wheel mypackage -w .\outputdir It will download packages and their dependencies to a directory (current working directory by default), but it performs the additional step of converting any source packages to wheels. It conveniently supports requirements files: pip wheel -r requirements.txt -w .\outputdir

2018年3月26日 · You can find the location of pip by which pip. Then you view the pip executable header using head `which pip` or using your preferred editor. You can find the python interpreter location on the first line. You may have a pip2 and a pip3 executable. By the way, you can run pip as a python module by python -m pip <command>. In this way, you can ...

2015年7月2日 · As, i am installing through anaconda Prompt .In my case, it didn't even work with python -m pip install Then, i add this. python -m pip install <package_name> --user It works for me. Like: python -m pip install mitmproxy --user. Another you should try that run the Command Prompt as Run as Administrator and then try pip install. It should work ...