Unix is an operating system which was developed in around 1969 at AT&T Bell Labs by Ken Thompson and Dennis Ritchie. … This shows that the Python interpreter is treating ls as a variable and requires it to be defined (i.e. initialized), and did not treat it as a Unix command.

How do you write UNIX in Python?

You cannot use UNIX commands in your Python script as if they were Python code, echo name is causing a syntax error because echo is not a built-in statement or function in Python. Instead, use print name . To run UNIX commands you will need to create a subprocess that runs the command.

Can Python run on Unix?

Unlike Windows, the Unix based operating systems such as Linux and Mac come with pre-installed Python. Also, the way Python scripts are run in Windows and Unix operating systems differ.