diff options
| author | Klaus Goger <klaus.goger@theobroma-systems.com> | 2023-08-04 11:42:52 +0200 |
|---|---|---|
| committer | Klaus Goger <klaus.goger@theobroma-systems.com> | 2023-08-04 13:30:36 +0200 |
| commit | dcd2a591f06e0899732ad3ea526b67e54d6b2b66 (patch) | |
| tree | ec5b8144e04f8b42a82cc1cc396f18bd154d70e1 | |
| parent | d3646dfa98e5da4f39494ae8df7f610116b3b650 (diff) | |
usb-control: print usage if called without argument
We should really use argparse, but for now improve the usability
by printing the usage help when there is no command provided.
Signed-off-by: Klaus Goger <klaus.goger@theobroma-systems.com>
| -rw-r--r-- | usb-control/command_processor.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/usb-control/command_processor.py b/usb-control/command_processor.py index f03843b..3ddfc3e 100644 --- a/usb-control/command_processor.py +++ b/usb-control/command_processor.py @@ -85,6 +85,11 @@ class CommandProcessor: print("No devices found!") sys.exit(2) + # If no command is provided print usage and exit + if not self.command_list: + self.print_helpstring() + sys.exit(2) + # List devices if required if 'list' in self.command_list: do_list(devs) |