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It really helps to understand the way that environment-variable changes work in Linux/UNIX. When a child process is created, it inherits the environment of the parent.
Any environment changes made in the parent after the child has been created will have no effect on the child.
However, you can change that by using the argument : “Pipenv is a dependency manager for Python projects.
If you’re familiar with Node.js’ npm or Ruby’s bundler, it is similar in spirit to those tools.
Red Hat Software Collections are in the Using Python virtual environments is a best practice to isolate project-specific dependencies and create reproducible environments.
In other words, it’s a way to avoid conflicting dependencies that lead to dependency hell.
The benefit of using Red Hat Software Collections is that you can have multiple versions of Python installed at the same time along with the base Python 2.7 that shipped with RHEL 7.
Enabling software collections and/or activating virtual environments can change what’s in your path.
Enabling just adds the necessary paths () to your environment.
Once you get the hang of it, software collections are fairly easy to use.
Depending on your path, you might get different versions.
Activating and deactivating virtual environments, as well as enabling a software collection, changes your path, so it can be easy to be confused about what version you’ll get from typing in the script.