how to know if the directory exists or not using os python code example

Example 1: python check if folder exists

import os
print(os.path.isdir("/home/el"))
print(os.path.exists("/home/el/myfile.txt"))

Example 2: how to check if a directory exists or not using python

import os.path
from os import path

def main():

   print ("File exists:"+str(path.exists('guru99.txt')))
   print ("File exists:" + str(path.exists('career.guru99.txt')))
   print ("directory exists:" + str(path.exists('myDirectory')))

if __name__== "__main__":
   main()