7 filenames = sys.argv[2:]
8 assert action in ['--min', '--mean', '--max'], \
9 'Action is not one of --min, --mean, or --max: ' + action
10 if len(filenames) == 0:
11 process(sys.stdin, action)
16 def process(filename, action):
17 data = np.loadtxt(filename, delimiter=',')
20 values = data.min(axis=1)
21 elif action == '--mean':
22 values = data.mean(axis=1)
23 elif action == '--max':
24 values = data.max(axis=1)