What is the main difference between java & python?

Answer 1

Python is a loosely typed language, that is you don't need to declare data types of variables beforehand while in Java, you need to.
Also, python is an interpreted language whereas java is a compiled language. In interpreted language, code is read line by line and not compiled all at once

Answer 2

compiled langages such as java has to be transformed to "machine code" befor executing. that's called compiling. but python is an interpreted langage where each line is executed/interpreted to machine code one at a time

Answer 3

python is a interpreted language and it's more easy to use