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#from subprocess import check_output
#st = check_output("dir C:", shell=True)
#print st
 
import subprocess
 
command = "dir c:"  # the shell command
process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
 
#Launch the shell command:
#output, error = process.communicate()
#print output
 
for line in iter(process.stdout.readline, ''):
    print line,
process.stdout.close()
 
 
#while True:
#    out = process.stdout.read(1)
#    if out == '' and process.poll() != None:
#    	break
#    if out != '':
#    	sys.stdout.write(out)
#    	sys.stdout.flush()