def print_help_info(self, global_options):
        usage = ['',"Type '%s help <subcommand>' for help on a specific subcommand." % self.prog_name,'']
        usage.append('Available subcommands:')
        commands = self.get_commands(global_options).keys()
        commands.sort()
        for cmd in commands:
            usage.append('  %s' % cmd)
        return '\n'.join(usage)
Returns the script's main help text, as a string.
dataset/ETHPy150Open limodou/uliweb/uliweb/core/commands.py/CommandManager.print_help_info