Python Script execute commands in Terminal

Question

I read this somewhere a while ago but cant seem to find it. I am trying to find a command that will execute commands in the terminal and then output the result.

For

Answer 1

• Custom standard input for python subprocess

In fact any question on subprocess will be a good read

• https://stackoverflow.com/questions/tagged/subprocess

Answer 2

You could import the 'os' module and use it like this :

import os
os.system('#DesiredAction')

Answer 3

I prefer usage of subprocess module:

from subprocess import call
call(["ls", "-l"])

Reason is that if you want to pass some variable in the script this gives very easy way for example take the following part of the code

abc = a.c
call(["vim", abc])

Answer 4

The os.popen() is pretty simply to use, but it has been deprecated since Python 2.6. You should use the subprocess module instead.

Read here: reading a os.popen(command) into a string

Answer 5

for python3 use subprocess

import subprocess
s = subprocess.getstatusoutput(f'ps -ef | grep python3')
print(s)

Answer 6

import os
os.system("echo 'hello world'")

This should work. I do not know how to print the output into the python Shell.