def get_version(self):
"""
Return the Gig version, which should be correct for all built-in
commands. User-supplied commands should override this method.
"""
return gig.get_version()
def execute(self):
"""
Given the command-line arguments, this figures out which subcommand is
being run, creates a parser appropriate to that command, and runs it.
"""
# Preprocess options to extract --pythonpath. These options could
# affect the commands that are available, so they must be processed
# early.
parser = LaxOptionParser(usage="%prog subcommand [options] [args]",
version=gig.get_version(),
option_list=BaseCommand.option_list)
options, args = parser.parse_args(self.argv)
handle_default_options(options)
try:
options, args = parser.parse_args(self.argv)
handle_default_options(options)
except:
print "EXCEPTION DAMMIT"
pass # Ignore any option errors at this point.
try:
subcommand = self.argv[1]
except IndexError:
sys.stderr.write("Type '%s help' for usage.\n" % self.prog_name)
sys.exit(1)
if subcommand == 'help':
if len(args) > 2:
self.fetch_command(args[2]).print_help(self.prog_name, args[2])
else:
parser.print_lax_help()
sys.stderr.write(self.main_help_text() + '\n')
sys.exit(1)
# Special-cases: We want 'gig --version' and 'gig --help' to work, for
# backwards compatibility.
elif self.argv[1:] == ['--version']:
# LaxOptionParser already takes care of printing the version.
pass
elif self.argv[1:] == ['--help']:
parser.print_lax_help()
sys.stderr.write(self.main_help_text() + '\n')
else:
self.fetch_command(subcommand).run_from_argv(self.argv)
