def execute(self):
        #Initialize the option parser
        parser = LaxOptionParser(
            usage="%prog subcommand [options] [args]",
            option_list=BaseCommand.option_list #This will define what is allowed input to the parser (ie --settings=)
        )

        #Parse the options
        options, args = parser.parse_args(self.argv)
        #Handle --settings and --pythonpath properly
        options = handle_default_options(options)

        try:
            #Get the name of the subcommand
            subcommand = self.argv[1]
        except IndexError:
            #If the subcommand name cannot be found, set it to help
            subcommand = 'help'

        #If the subcommand is help, print the usage of the parser, and available command names
        if subcommand == 'help':
            if len(args) <= 2:
                parser.print_help()
                sys.stdout.write(self.help_text + '\n')
        else:
            #Otherwise, run the given command
            self.fetch_command(subcommand).run_from_argv(self.argv)
Initiate a plain Python shell
dataset/ETHPy150Open VikParuchuri/percept/percept/management/base.py/Management.execute--crossover with--dataset/ETHPy150Open hasgeek/coaster/coaster/manage.py/plainshell