123 testing does this work

Python when function - to apply a function when predicate(x) is True Python compose function - performs right-to-left function composition Build a list using an iterator Python unfold function

How to list all files of a directory in Python Check if a list is empty in Python Getting the index of an item in a list containing it in Python Build a list using an iterator Python unfold function Clone or copy a list in Python

Merge two dictionaries Create dictionary of months by using keywords and shorthand that prints full month name How to delete words from dictionary - by using keyword “del”