1) Map Functions
When to use: to apply a function, ititeratively over all the iterables present in the
iterator (
what a fun way to begin a fun chapter)
What it will do: map() loops over the items of an input iterable (like List, Tuple, String ),
applying a transformation function to every
and returns an iterator.
More on
iterator, iterables & iteration
Map & Filter
Map & Reduce
Map & Lambda
Regular Expressions
List of RegEx Metacharacters, Sequences, Functions and Sets