Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic ...

Again, sometimes Python can automatically infer what types are returned from a function, but if you plan ... provide ahead-of-time hints in the same namespace simply by providing the name of ...

Quixote' _q_index() is equivalent to index.html, but instead of a file containing the default web page for a directory, _q_index() is a Python callable (e.g., a function, a method or a PTL template) ...