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pidof.py

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#!/usr/bin/env python

# Copyright (c) 2009, Giampaolo Rodola', karthikrev. All rights reserved.

# Use of this source code is governed by a BSD-style license that can be

# found in the LICENSE file.

"""

A clone of 'pidof' cmdline utility.

$ pidof python

1140 1138 1136 1134 1133 1129 1127 1125 1121 1120 1119

"""

import psutil

import sys

def pidof(pgname):

pids = []

for proc in psutil.process_iter():

# search for matches in the process name and cmdline

try:

name = proc.name()

except psutil.Error:

pass

else:

if name == pgname:

pids.append(str(proc.pid))

continue

try:

cmdline = proc.cmdline()

except psutil.Error:

pass

else:

if cmdline and cmdline[0] == pgname:

pids.append(str(proc.pid))

return pids

def main():

if len(sys.argv) != 2:

sys.exit('usage: %s pgname' % __file__)

else:

pgname = sys.argv[1]

pids = pidof(pgname)

if pids:

print(" ".join(pids))

if __name__ == '__main__':

main()