python subprocess.Popen for running external applications or scripts with interactive input  

python subprocess.Popen for running external applications or scripts with interactive input #python #interviewquestions #pythonprogramming #advancedpython ‪@CodeasByteS‬
github code link: github.com/gan...
The subprocess module allows you to spawn new processes, connect to their input/output/error pipes, and obtain their return codes. This module intends to replace several older modules and functions.
subprocess.Popen(args, bufsize=- 1, executable=None, stdin=None, stdout=None, stderr=None, preexec_fn=None, close_fds=True, shell=False, cwd=None, env=None, universal_newlines=None, startupinfo=None, creationflags=0, restore_signals=True, start_new_session=False, pass_fds=(), *, group=None, extra_groups=None, user=None, umask=- 1, encoding=None, errors=None, text=None, pipesize=- 1, process_group=None)
subprocess.Open
p.communicate(input="".encode())
p.returncode