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comparison fail.py @ 4:8dc420754023

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minor upgrades to prepare for streamlining
author Jeff Hammel <k0scist@gmail.com>
date Tue, 23 Aug 2016 16:29:13 -0700
parents d1880117acb5
children b407681e6f2c
comparison
equal deleted inserted replaced
3:d3a4f7b41944 4:8dc420754023
16 16
17 # parse command line 17 # parse command line
18 parser = argparse.ArgumentParser(description=__doc__) 18 parser = argparse.ArgumentParser(description=__doc__)
19 parser.add_argument('command', help="command to run") 19 parser.add_argument('command', help="command to run")
20 parser.add_argument('--code', dest='codes', default=(0,), nargs='+', 20 parser.add_argument('--code', dest='codes', default=(0,), nargs='+',
21 help="allowed exit codes") 21 help="allowed exit codes [DEFAULT: 0]")
22 parser.add_argument('-s', '--sleep', dest='sleep', 22 parser.add_argument('-s', '--sleep', dest='sleep',
23 type=float, default=1., 23 type=float, default=1.,
24 help="sleep between iterations [DEFAULT: %(default)s]") 24 help="sleep between iterations [DEFAULT: %(default)s]")
25 options = parser.parse_args(args) 25 options = parser.parse_args(args)
26 26
27 try: 27 try:
28 28
29 # main loop
29 ctr = 0 30 ctr = 0
31 start_loop = time.time()
30 while True: 32 while True:
31 33
34 # note program start time
35 program_start_time = time.time() if ctr else start_loop
36
37 # run the subcommand
38 process = subprocess.Popen(options.command, shell=True)
39 stdout, stderr = process.communicate()
32 ctr += 1 40 ctr += 1
33 41
34 # run it 42 # print iteration information
35 process = subprocess.Popen(options.command, shell=True)
36 _, _ = process.communicate()
37
38
39 print ("Iteration {}".format(ctr)) 43 print ("Iteration {}".format(ctr))
40 44
41 # test it 45 # test it
42 if process.returncode not in options.codes: 46 if process.returncode not in options.codes:
43 sys.exit(process.returncode) 47 sys.exit(process.returncode)