#! /usr/bin/env python
# -*- coding: utf-8 -*-

if __name__ == "__main__":    

    var1 = "VAR1_VALUE"

    #using format
    print("This is {}".format(var1))
    #using f-string
    print(f"This is {var1}")

#OUTPUT:
#This is VAR1_VALUE
#This is VAR1_VALUE

add f-strings