Fixed bug in extractor.

src/feature-extractor/extractor.py

@@ -34,7 +34,7 @@ def parse_args():
     parser.add_argument('-b', '--lookback', type=float, default=3,
                         help='Seconds of lookback to determine activity state \
                         (default: 3.0s)')
-    parser.add_argument('-s', '--small-paste-threshold', type=int, default=2,
+    parser.add_argument('-a', '--small-paste-threshold', type=int, default=2,
                         help='Number of 8B blocks to count as a small paste \
                         (default: 2)')
     parser.add_argument('-p', '--large-paste-threshold', type=int, default=5,