Friday, 26 October 2018

python - python3-pip installed but pip3 command not found?


I am testing a Python3 program in several computers. To do that, I need to install a library of Python with pip3.


So first, I was installing python3-pip in each computer (everyone is running Kubuntu OS). Everything was OK, and then I installed the package I needed with pip3, and I managed to do that except for one computer.


In that computer, python3-pip was apparently installed succesfully, but when I look for the package, I get this error (the translation is homemade):


Command «pip3» was not found, maybe you wanted to say:
The command «pip» from the package «python-pip» (universe)
pip3: command not found

EDIT


Results of dpkg -L python3-pip:


/.
/usr
/usr/share
/usr/share/man
/usr/share/man/man1
/usr/share/man/man1/pip-3.2.1.gz
/usr/share/doc
/usr/share/doc/python3-pip
/usr/share/doc/python3-pip/changelog.Debian.gz
/usr/share/doc/python3-pip/copyright
/usr/bin
/usr/bin/pip-3.2
/usr/lib
/usr/lib/python3
/usr/lib/python3/dist-packages
/usr/lib/python3/dist-packages/pip
/usr/lib/python3/dist-packages/pip/log.py
/usr/lib/python3/dist-packages/pip/commands
/usr/lib/python3/dist-packages/pip/commands/unzip.py
/usr/lib/python3/dist-packages/pip/commands/zip.py
/usr/lib/python3/dist-packages/pip/commands/install.py
/usr/lib/python3/dist-packages/pip/commands/completion.py
/usr/lib/python3/dist-packages/pip/commands/uninstall.py
/usr/lib/python3/dist-packages/pip/commands/search.py
/usr/lib/python3/dist-packages/pip/commands/freeze.py
/usr/lib/python3/dist-packages/pip/commands/__init__.py
/usr/lib/python3/dist-packages/pip/commands/help.py
/usr/lib/python3/dist-packages/pip/commands/bundle.py
/usr/lib/python3/dist-packages/pip/_pkgutil.py
/usr/lib/python3/dist-packages/pip/util.py
/usr/lib/python3/dist-packages/pip/status_codes.py
/usr/lib/python3/dist-packages/pip/vcs
/usr/lib/python3/dist-packages/pip/vcs/__init__.py
/usr/lib/python3/dist-packages/pip/vcs/mercurial.py
/usr/lib/python3/dist-packages/pip/vcs/git.py
/usr/lib/python3/dist-packages/pip/vcs/bazaar.py
/usr/lib/python3/dist-packages/pip/vcs/subversion.py
/usr/lib/python3/dist-packages/pip/baseparser.py
/usr/lib/python3/dist-packages/pip/exceptions.py
/usr/lib/python3/dist-packages/pip/index.py
/usr/lib/python3/dist-packages/pip/basecommand.py
/usr/lib/python3/dist-packages/pip/req.py
/usr/lib/python3/dist-packages/pip/locations.py
/usr/lib/python3/dist-packages/pip/__init__.py
/usr/lib/python3/dist-packages/pip/runner.py
/usr/lib/python3/dist-packages/pip/backwardcompat.py
/usr/lib/python3/dist-packages/pip/download.py
/usr/lib/python3/dist-packages/pip-1.1.egg-info
/usr/lib/python3/dist-packages/pip-1.1.egg-info/SOURCES.txt
/usr/lib/python3/dist-packages/pip-1.1.egg-info/not-zip-safe
/usr/lib/python3/dist-packages/pip-1.1.egg-info/top_level.txt
/usr/lib/python3/dist-packages/pip-1.1.egg-info/PKG-INFO
/usr/lib/python3/dist-packages/pip-1.1.egg-info/entry_points.txt
/usr/lib/python3/dist-packages/pip-1.1.egg-info/dependency_links.txt

Answer



One of three things will likely fix it:




  1. In case python3-pip did not install correctly, re-install it:


    This is used for Debian-based distros like Ubuntu, Mint:


    sudo apt-get remove python3-pip; sudo apt-get install python3-pip

    If using Fedora, CentOS, RHEL, please use:


    sudo dnf reinstall python3-pip


  2. Try using the command python3-pip instead (works on Fedora; I don't have a copy of Kubuntu to try it on).




  3. Just a wild guess...check pip --version. There is a slight possibility that after installing python3-pip the new pip would replace the old pip (perhaps via alternatives?)




EDIT
Now that the output of dpkg -L python3-pip has been added to the question, I can provide the answer.


The correct command name to use is: pip-3.2.


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