What is a Python List?
What is a Python List? A Python List is the most common and versatile data structure in Python. It is one of the six built-in types of sequences in Python language. Each item in a Python list is separated by comma (,) and are enclosed in square brackets ([]). It can have any number of items and they may be of different types (integer, float, string etc.). A list can even hold other data structures like dictionaries or objects like functions, etc.
What is a Dictionary in Python?
How to create a dictionary in Python? What is a Python Dictionary? Python Dictionary is a data-structure in Python that is also known as associative array. A python dictionary is used to store data values in key:value pair. Each item has a key and a corresponding value that is expressed as a pair (key: value). They are optimised to retrieve values when the key is known.