Days 10–12 of the 100 Days of Code TalkPython course is dedicated to unit testing with pytest, and is a foison of information. Prior to this, I had very little experience with pytest but found it less intuitive than the language itself, and somewhat obscure—at least at first. I think, however, this was because of trying to concinnate the actual tests—much like I would any program—rather than simply hardcoding the input and expected output of a function's given test with the parametrize decorator. Instead, I would essentially try to rewrite the function logic differently to reproduce the desired …

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