The time I almost broke my Python setup with pip install—what I want to tell my past self who spent six months without knowing about virtual environments

Last week, I had a minor but quietly painful accident. I ran pip install for a new library for Assignment A, and suddenly, the code for Assignment B, which I had finished weeks ago, stopped working.
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How to use virtual environments in Python

Of all the reasons Python is a hit with developers, one of the biggest is its broad and ever-expanding selection of third-party packages. Convenient toolkits for everything from ingesting and ...