Allow more convenient way of specifying command parameters

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>

1 files changed, 9 insertions, 2 deletions

diff --git a/main.py b/main.py
index 361e600..452a83a 100644
--- a/main.py
+++ b/main.py
@@ -162,8 +162,15 @@ def run(argv=None, *args):
     modify_group.set_title("Command options")
     modify_group.set_description(None)
     modify_group.add_options(opts_nonmain)
-    parser.epilog = ("To list all available commands, use {0} --list"
-                     " (or --help)".format(prog))
+    parser.epilog = ("Arguments to value-based `command options' can be passed"
+                     " without labels as long as the order wrt. parsing logic"
+                     " is respected;"
+                     " skipping arguments backed by default values otherwise"
+                     " requiring specification there is allowed by syntactic"
+                     " sugar: all can be passed as a single, first,"
+                     " ::-delimited argument."
+                     "  To list all available commands, use {0} --list"
+                     " (or --help).".format(prog))
     #try:
     # note that the parser carries opts and "Common options" group
     ec = cm(parser, args)