Python Bash Multiprocessing

gistfile1.txt

import subprocess
ps = []
def main():
    for i in range(1,5):
         p = subprocess.Popen("ansible all -i localhost, -c local -a 'date'", shell=True)
         ps.append(p)
    while True:
        ps_status = [p.poll() for p in ps]
        if all([x is not None for x in ps_status]):
            break
    print("[+] Done Processing")

if __name__ == '__main__':
    main()

POC for running multiple bash commands in parallel

similiar to

ansible all -i localhost, -c local -a 'date' &

Output

➜  ~/python python process.py
localhost | SUCCESS | rc=0 >>
Mon Dec 19 03:23:48 UTC 2016

localhost | SUCCESS | rc=0 >>
Mon Dec 19 03:23:48 UTC 2016

localhost | SUCCESS | rc=0 >>
Mon Dec 19 03:23:48 UTC 2016

localhost | SUCCESS | rc=0 >>
Mon Dec 19 03:23:48 UTC 2016

[+] Done Processing