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Python

Python Virtual Environments and Requirements Files

ByBrent Williams August 18, 2024August 18, 2024

What is a Python Virtual Environment? It is a directory on your computer you set up so you can install and use specific versions of Python packages for a project. Why use it? This is useful in several situations. Say you were working on two projects. One required NumPy 1.9 and another required NumPy 2.0….

Python

How Does Python Find Installed Packages?

ByBrent Williams August 10, 2024September 1, 2024

The quick answer is that it creates a list of places to search. The resulting list is sys.path. For example: If you need to add a package so it can be found by Python, see How to Add a Package so Python Can Find it. The Three Parts of sys.path sys.path is made up of…