Write a Python program to access environment variables.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10

import os
# Access all environment variables 
print('*----------------------------------*')
print(os.environ)
print('*----------------------------------*')
# Access a particular environment variable 
print(os.environ['HOME'])
print('*----------------------------------*')
print(os.environ['PATH'])
print('*----------------------------------*')