The map() function in Python is a built-in function used for applying a given function to each item of an iterable (like a list, tuple, or dictionary) and returning a new iterable with the results. It ...

Learning how to define a function in Python is one of the most important steps to mastering the language. Functions are blocks of code that perform a specific task and can be “called” from any ...

The map method introduced in #1569 opens a lot of flexibility to inject arbitrary Python logic into the optimized query plan with builtin parallelization. However it's limiting to one-to-one (vector) ...