<human>:  What is a good Python function to add linux permissions using Python.
<bot>: Here is a Python function to add linux permissions using Python

import os

def add_permissions(path, perms):
  """Add linux permissions to a path.
  """
  if perms == 0:
    return path
  else:
    return os.path.realpath(os.path.join(path, ".."))

# Enter the path
path = "/home/rosey/Desktop/test.txt"

# Enter the permissions
perms = 1

# Calling the function
print((add_permissions(path, perms)))

#Example Output
# /home/rosey/Desktop

#Remember to inspect code for bugs.