Python Concepts for Data Science: Functions

A function is a sequence of organized, reusable code that is used to perform a single, related action. Functions provide better modularity and a higher level of code reuse for your application. Some functions are built-in and some functions create according to their own choice.

Built-in-function

Any function that is provided as part of a high-level language can be executed by a simple reference with the specification of the argument. Example(sum):

Example(product):

Create function

In python, the function is created by the keyword def:

Calling function

To call a function, use the function name followed by parentheses:

To find the code click here.