Python implementation of quick and dirty ps for QNX

gistfile1.py

#!/usr/bin/env python2.7

# tweaked version of http://stackoverflow.com/questions/2703640/process-list-on-linux-via-python

import os
import os.path

pids= [pid for pid in os.listdir('/proc') if pid.isdigit()]

for pid in pids:
    try:
        cmdline = open(os.path.join('/proc', pid, 'cmdline'), 'rb').read()
	exefile = open(os.path.join('/proc', pid, 'exefile'), 'rb').read()
        print "%s - '%s' at %s" % (pid, cmdline, exefile)
    except IOError as ex:
	print "Process does not exist: %s because of %s" % (pid, ex)