rwc2019/challenge_where_is_this.py

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from __future__ import print_function
 
# System
from collections import namedtuple
 
# TU/e Robotics
from robocup_knowledge import knowledge_loader
 
BackupScenario = namedtuple("BackupScenario", ["entity_id", "sentence"])
 
backup_scenarios = [
    BackupScenario("fridge", "I will take you to the fridge for a cold beer"),
    BackupScenario("bed", "You look tired, I will take you to the bed"),
    BackupScenario("desk", "I'll have you sit down at the desk so you can work on my speech recognition skills"),
]
 
information_point_id = "where_is_this_information_point"
initial_pose_id = "initial_pose"
 
# Common knowledge
common = knowledge_loader.load_knowledge("common")
 
grammar_target = "T"
 
starting_point_grammar = """
T[A] -> LOCATION[A]
"""
 
for loc in common.location_names:
    starting_point_grammar += '\nLOCATION[%s] -> %s' % (loc, loc)
 
location_grammar = """
T[A] -> COURTESY_PREFIX VP[A] | VP[A]
 
COURTESY_PREFIX -> robot please | could you | could you please | please
"""
 
for loc in common.location_rooms:
    location_grammar += '\nLOCATION[%s] -> %s' % (loc, loc)
 
for loc in common.location_names:
    location_grammar += '\nLOCATION[%s] -> %s' % (loc, loc)
 
for loc in common.object_names:
    category = common.get_object_category(loc)
    if category not in common.category_locations:
        continue
 
    entity_id = common.get_object_category_location(category)[0]
 
    location_grammar += '\nLOCATION[%s] -> %s' % (entity_id, loc)
 
location_grammar += '\nDET_LOCATION[Y] -> LOCATION[Y] | the LOCATION[Y]'
 
location_grammar += """
V_GUIDE -> guide | bring | lead
 
VP[Y] -> DET_LOCATION[Y] | V_GUIDE me to DET_LOCATION[Y] | i want to go to DET_LOCATION[Y] | i would like to go to DET_LOCATION[Y] | i like to go to DET_LOCATION[Y] | tell me how to go to DET_LOCATION[Y] | tell me how to reach DET_LOCATION[Y]
 
"""
 
if __name__ == "__main__":
    print("Where is this Grammar:\n\n{}\n\n".format(location_grammar))
 
    from grammar_parser.cfgparser import CFGParser
 
    print("Location Grammar")
    grammar_parser = CFGParser.fromstring(location_grammar)
    grammar_parser.verify()
    grammar_parser.check_rules()
    print("Random Sentence:")
    sentence = grammar_parser.get_random_sentence("T")
    print(sentence)
    print("Resulting Semantics:")
    print(grammar_parser.parse("T", sentence))
 
    print("\n\nStarting Point Grammar")
    grammar_parser = CFGParser.fromstring(starting_point_grammar)
    grammar_parser.verify()
    grammar_parser.check_rules()
    print("Random Sentence:")
    sentence = grammar_parser.get_random_sentence("T")
    print(sentence)
    print("Resulting Semantics:")
    print(grammar_parser.parse("T", sentence))