Simple Way of Python's subprocess.Popen with a Timeout Option

subprocess module in Python provides us a variety of methods to start a process from a Python script. We may use these methods to run an external commands / programs, collect their output and manage them. An example use of it might be as following: 1from subprocess import Popen, PIPE 2 3 4p = Popen(['ls', '-l'], stdout=PIPE, stderr=PIPE) 5stdout, stderr = p.communicate() 6print stdout, stderr These lines can be used to run ls -l command in Terminal and collect the output (standard output and standard error) in stdout and stderr variables using communicate method defined in the process.