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Os

Last updated:
Reference:docs.python.org

Usage ​

python
import os

Environment variables ​

python
os.environ.get('HOME')

Local files ​

Note: For path manipulations, prefer using pathlib.

MethodDescription
os.listdir(path)List a directory.
os.mkdir(path)Create a new directory.
os.path.expanduser(path)Expand ~ inside path.
os.path.join(path1, path2)Join directories.
os.path.exists(path)Check if file or folder exists.
os.path.isfile(path)Check if file exists.
os.path.isdir(path)Check if folder exists.

Examples ​

python
os.path.join(os.path.expanduser('~/Documents'), 'file.txt')

Forcing slash style ​

To force using Linux or Windows directory separator, use one of the bellow:

python
import ntpath
import posixpath

ntpath.join(path1, path2)     # Windows backslash style
posixpath.join(path1, path2)  # Linux slash style