Python OS Module Programs with Solutions

49 programs for the os module and its friends os.path, shutil and subprocess: folders, paths, file counts, copying, backups, permissions, environment variables and running commands. Every solution works inside its own sample folder, so it is safe to run.

All programs

• #1Get the current working directory
  Write a Python program to get the current working directory.Easy
• #2Read an environment variable
  Write a Python program to read an environment variable.Easy
• #3Set an environment variable
  Write a Python program to set an environment variable for the current process.Easy
• #4List environment variables
  Write a Python program to get the list of environment variables with os.environ.Easy
• #5Create a directory with os.mkdir()
  Write a Python program to create a directory with os.mkdir().Easy
• #6Create 10 folders with random names
  Write a Python program to create 10 directories with random names.Easy
• #7Create 10 nested folders
  Write a Python program to create 10 directories nested inside each other.Easy
• #8Remove an empty folder
  Write a Python program to remove an empty directory with os.rmdir().Easy
• #9Remove a folder that is not empty
  Write a Python program to remove a directory that contains files.Easy
• #10Join two paths
  Write a Python program to join two paths.Easy
• #11Is there a file at a path?
  Write a Python program to check whether a file exists at a given path.Easy
• #12Is there a folder at a path?
  Write a Python program to check whether a directory exists at a given path.Easy
• #13List everything in a folder
  Write a Python program to list all the files and folders in a target path.Easy
• #14Count files in a folder
  Write a Python program to count the files in a target path.Easy
• #15Count folders in a folder
  Write a Python program to count the folders in a target path.Easy
• #16Count files per extension
  Write a Python program to count the files of each extension in a target path.Easy
• #17Copy a file
  Write a Python program to copy a file from a source path to a target path.Easy
• #18Copy files of one extension
  Write a Python program to copy only the files with a specific extension.Easy
• #19Copy a file into 10 nested folders
  Write a Python program to copy a file into 10 different nested directories.Medium
• #20Remove a file
  Write a Python program to remove a file at a given path.Easy
• #21Remove files of one extension
  Write a Python program to remove all files with a specific extension from a folder.Easy
• #22Backup sorted by extension
  Write a Python backup program that copies every file into a folder named after its extension.Medium
• #23Run a system command
  Write a Python program to run an operating system command and read its output.Easy
• #24Read command-line arguments
  Write a Python program that reads arguments passed on the command line.Easy
• #25System and Python version
  Write a Python program to get operating system and Python version information.Easy
• #26Folders searched for programs
  Write a Python program to list the folders searched for executables with os.get_exec_path().Easy
• #27Random bytes with os.urandom()
  Write a Python program to get random bytes with os.urandom() and turn them into a string.Easy
• #28Check read permission
  Write a Python program to check read and write permission on a path with os.access().Easy
• #29File size with os.path.getsize()
  Write a Python program to get the size of a file in bytes.Easy
• #30Change the working directory
  Write a Python program to change the current working directory.Easy
• #31List files with os.scandir()
  Write a Python program to scan a folder and print all file names with os.scandir().Easy
• #32Create a full path with os.makedirs()
  Write a Python program to create every folder of a path with os.makedirs().Easy
• #33Run another Python script
  Write a Python program that runs another Python script.Easy
• #34Create files with 10 extensions
  Write a Python program to create sample files with 10 different extensions.Easy
• #35Print name, path and type
  Write a Python program to print the name, path and type (file or folder) of everything in a folder.Easy
• #36Print every nested file and folder
  Write a Python program to print all nested files and folders with os.walk().Easy
• #37Change permissions with os.chmod()
  Write a Python program to change a file’s permissions with os.chmod().Easy
• #38Change ownership with os.chown()
  Write a Python program that changes file ownership with os.chown() where the platform supports it.Easy
• #39Rename a folder
  Write a Python program to rename a folder with os.rename().Easy
• #40Rename with os.renames()
  Write a Python program to move a file into new nested folders with os.renames().Easy
• #41Change root with os.chroot()
  Write a Python program that uses os.chroot() where available.Easy
• #42Number of CPUs
  Write a Python program to get the number of CPUs with os.cpu_count().Easy
• #43Split a path
  Write a Python program to split a path into folder and file name.Easy
• #44Creation (change) time of a file
  Write a Python program to get the ctime of a file with os.path.getctime().Easy
• #45Last modified time of a file
  Write a Python program to get the last modified time of a file.Easy
• #46Does a path exist?
  Write a Python program to check whether a path exists.Easy
• #47Is a path a symbolic link?
  Write a Python program to check whether a path is a symbolic link.Easy
• #48File details with os.stat()
  Write a Python program to show the details of a file with os.stat().Easy
• #49Platform information
  Write a Python program to print platform details.Easy