Changeset 2615dd9

Timestamp:

Mar 24, 2017, 3:20:11 AM (8 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, sampler

Children:

0561c54

Parents:

62a94b7

Message:

python/lib/aubio/cmd.py: improve help output

File:

• python/lib/aubio/cmd.py (modified) (2 diffs)

python/lib/aubio/cmd.py

@@ -20 +20 @@
             action="store_true", dest="show_version")
 
-    subparsers = parser.add_subparsers(dest='command',
-            description="", metavar="<command>")
+    subparsers = parser.add_subparsers(title='commands', dest='command',
+            metavar="")
 
     # onset subcommand
@@ -355 +355 @@
     parser = aubio_parser()
     args = parser.parse_args()
-    if args.show_version or ('verbose' in args and args.verbose > 3):
+    if 'show_version' in args and args.show_version:
         sys.stdout.write('aubio version ' + aubio.version + '\n')
-    if args.show_version and args.command is None:
         sys.exit(0)
-    if args.command is None:
-        sys.stderr.write("Error: a command is required\n")
+    elif 'verbose' in args and args.verbose > 3:
+        sys.stderr.write('aubio version ' + aubio.version + '\n')
+    if 'command' not in args or args.command is None:
+        # no command given, print help and return 1
         parser.print_help()
         sys.exit(1)