The good news is that Pip is probably already present on your system.

4 Custom repository with pip install -iįirst things first: we need to install pip itself.Successfully installed backports.shutil-get-terminal-size-1.0.0 colorama-0.4.0 Ĭollecting ipython=5.0.0 python_version = '2. Installing collected packages: six, wcwidth, prompt-toolkit, decorator, setuptools, įound existing installation: wcwidth 0.1.7 Using cached Collecting setuptools (from ipdb) Here's a sample output: > pip install -force-reinstall ipdbĬollecting ipython=5.0.0 python_version = '2.7' (from ipdb) So -force-reinstall is the preferred choice and -ignore-installed is more of an emergency option. With -force-reinstall, existing packages (and dependencies) are uninstalled first, while with -ignore-installed, they are not.

I, -ignore-installed Ignore the installed packages (reinstalling instead). somepack=1.2Įdit: This is the help of pip which does not seem very clear to me at least in the above issue -force-reinstall Reinstall all packages even if they are already up-to-date. somepack=1.1 or it may have incremental versions at some point. The package may have the same version, e.g. Which one should I use? Should I incorporate both? whl to be fetched again from my repo when performing pip install somepack=1.1, I change the source code and I want the.

I am aware of this topic, but the distinction between -ignore-installed and -force-reinstall does not seem very clear to me I want to make sure the package will be reinstalled, i.e. The issue is that requirements.txt will include some wheel files which may have the same version but different source code I want to run the same command over and over again I want to run a pip install -r requirements.txt command

Python install package