how to import libraries in python code example

Example 1: import different module based on python version

try:
    import simplejson as json
except ImportError:
    import json

Example 2: how to import python

import random
from os import name, system
import time as t

Example 3: using python function by import

(in python3) ---
from .filename import function_name

Example 4: python module

Simply, a module is a file consisting of Python code. A module can 
define functions, classes and variables. A module can also include 
runnable code that you can call with abitrary names attached to them.

Example 5: import in python

import MODULE_NAME