Introduce a --debug / -d argument that allows the display of information
relevant to developers debugging problems. Initially this just displays
the top level exception catch, so that full stack traces are shown.
Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com>
---
guests/lcitool | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/guests/lcitool b/guests/lcitool
index 2c86d07..d8a3aca 100755
--- a/guests/lcitool
+++ b/guests/lcitool
@@ -350,6 +350,9 @@ class Application:
description="libvirt CI guest management tool",
)
+ self._parser.add_argument("--debug", "-d",
action="store_true",
+ help="display debugging information")
+
subparsers = self._parser.add_subparsers(metavar="ACTION")
subparsers.required = True
@@ -690,11 +693,14 @@ class Application:
def run(self):
args = self._parser.parse_args()
- try:
+ if args.debug:
args.func(args)
- except Exception as err:
- sys.stderr.write("{}: {}\n".format(sys.argv[0], err))
- sys.exit(1)
+ else:
+ try:
+ args.func(args)
+ except Exception as err:
+ sys.stderr.write("{}: {}\n".format(sys.argv[0], err))
+ sys.exit(1)
if __name__ == "__main__":
--
2.20.1