Intro
The OS Module in Python provides a good way to use the operation system functionality.
The functions provided allows to interface with the underlying OS that Python is running on (Windows, Mac or Linux).
Os Functions
♦ Executing a shell command :
os.system()
♦ Get the status of a file:
os.stat()
♦ Get the users environment:
os.environ()
♦ Move to a different direcoty:
os.chdir()
♦ Get current working directory:
os.getcwd()
♦ Get the group Id of the current process:
os.getgid()
♦ Get the current process's user id:
os.getuid()
♦ Get the real process ID of the current process:
os.getpid()
♦ Get the name of the user logged:
os.getlogin()
♦ Check read permissions:
os.getaccess()
♦ Change the mode of path to numeric mode:
os.chmod()
♦ Change the owner and group id:
os.chown()
♦ Set the current numeric unmask:
os.umask(mask)
♦ Get the size of a file:
os.getsize()
♦ Get the current environment:
os.getenviron()
♦ Return informations about the operating system:
os.uname()
♦ Delete the file path:
os.remove(path)
♦ Remove the directory path:
os.rmdir(path)
♦ Print out all directories, sub-directories and files:
os.walk()
♦ Check if a path exists:
os.path.exists()
♦ Get load average:
os.getloadavg()
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