Control Flow in Python

Joseph Mellor
12 min readFeb 16, 2023

To make a program do different things for different inputs, we need loops and branches.

Image made by me using the python logo, cool-retro-term, vim, the onedark color scheme, and GIMP.

In the first article of this series, we set up python for the rest of the series. In the second article, we introduced some fundamental objects and operators on those objects. At this point, we know enough to make working programs, but these programs can only do one thing. To fix the problem, we need to introduce branches, loops, and…

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Joseph Mellor

BS in Physics, Math, and CS with a minor in High-Performance Computing. You can find all my articles at https://josephmellor.xyz/articles/.