zip(zero or more) function allows you to iterate over number of iterables. #Python

You can concatenate list of string using String join() method #Python

filter (function,iterable) - evaulate given iterable against a condition and creates new iterable with items passing that condition. #Python

map() creates a new iterable by applying a given function to every element of the source iterable. #Python

Using timedelta to find the differences between dates in #Python.

Try using strftime function to convert python date-time object to string. #Python

Generators are iterators where the values are generated at the time of need without creating or saving all items. #Python

You can pass function as an argument, assign a #function to a variable in #Python.

Try using built-in method 'enumerate' for any iterables in #Python.

Python treats mutable default arguments in function definitions differently #Python Here comes both good and bad practice.