from dragonfly import *
class CommandRule(MappingRule):
        mapping = {
        "amp": Key("a"),
        "bairch": Key("b"),
        "lanty [<n>]": Key("left"),

        }
    extras = [IntegerRef("n", 1, 10)]
    defaults = {"n":1}
command_rule = CommandRule()

cmd_sequence =  Repetition(RuleRef(command_rule), min=1, max=10, name="cmd_sequence")
class SequenceRule2(CompoundRule):
    spec = "<cmd_sequence>"
    extras = [cmd_sequence]
    def _process_recognition(self, node, extras):
        for action in extras["cmd_sequence"]:
            print(action)
            action.execute()

homemade_ccr_grammar = Grammar("random_name_for_homemade_ccr_grammar")
sequence_rule2 =  SequenceRule2()
homemade_ccr_grammar.add_rule(sequence_rule2)
homemade_ccr_grammar.load()