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A journey through give a reusable calculation a clear contract with Botie.

Python and NumPy · A journey with Botie

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Making Numerical Routines Reusable Without Losing Their Assumptions

Part 1 of 2

Reusable numerical routines let programmers test one implementation and call it from many calculations. Their usefulness depends on the caller and the routine agreeing about dimensions, units, and valid inputs.

Sources for this history

Converting array-like inputs
Testing numerical arrays

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