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s4-samba-tool: support help, and show description of commands

when you don't specify a subcommand, show the description of the
subcommands in the list of available subcommands. Also show the list
of subcommands when you use 'help', '--help' or '-h' as a subcommand

Autobuild-User: Andrew Tridgell <tridge@samba.org>
Autobuild-Date: Sun Nov 28 01:56:46 CET 2010 on sn-devel-104
This commit is contained in:
Andrew Tridgell
2010-11-28 10:52:09 +11:00
parent 2a4c6da783
commit 60bf020394

View File

@ -112,14 +112,14 @@ class SuperCommand(Command):
subcommands = {}
def _run(self, myname, subcommand=None, *args):
if subcommand is None:
print "Available subcommands:"
for subcommand in self.subcommands:
print "\t%s" % subcommand
if subcommand in self.subcommands:
return self.subcommands[subcommand]._run(subcommand, *args)
print "Available subcommands:"
for cmd in self.subcommands:
print "\t%-20s - %s" % (cmd, self.subcommands[cmd].description)
if subcommand in [None, 'help', '-h', '--help' ]:
return 0
if not subcommand in self.subcommands:
raise CommandError("No such subcommand '%s'" % subcommand)
return self.subcommands[subcommand]._run(subcommand, *args)
raise CommandError("No such subcommand '%s'" % subcommand)
def usage(self, myname, subcommand=None, *args):
if subcommand is None or not subcommand in self.subcommands: