#65 compatible with python3

Author: root

basescript/basescript.py

@@ -18,6 +18,7 @@ def __init__(self, args=None):
 
         self.subcommands = self.parser.add_subparsers(title='commands')
         self.subcommands.dest = 'commands'
+        self.subcommands.required = True
         self.define_subcommands(self.subcommands)
         self.subcommand_run = self.subcommands.add_parser('run')
         self.subcommand_run.set_defaults(func=self.run)