How to use python ?

Answer 1

You can download python at python.com/download and this app will teach you the skills u need to use it.

Answer 2

Python language is a type in which there is no need of any compilation.

you give the code u learnt,
The interpreter receives and processes,
Output is displayed.

python could be used in system via command prompt,
Python shell,
or the easiest IDLE(Integrated Development Environment) -a colourful editor

you could use python for programming games,softwares and also used for server side processing.