rwc2023/challenge_restaurant.py

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# TU/e Robotics
from robocup_knowledge import knowledge_loader
 
# Common knowledge
common = knowledge_loader.load_knowledge("common")
 
order_grammar = """
O[P] -> ORDER[P]
ORDER[OO] -> ITEM1[OO] | ITEM2[OO] | ITEM3[OO]
ITEM1[{"item1": F1}] -> ITEM[F1]
ITEM2[{"item1": F1, "item2": F2}] -> ITEM[F1] and ITEM[F2]
ITEM3[{"item1": F1, "item2": F2, "item3": F3}] -> ITEM[F1] ITEM[F2] and ITEM[F3]
"""
 
# Create grammar
for d in common.objects:
    if d["category"] in ["drinks", "foods", "fruits", "snacks"]:
        name = d["name"]
        order_grammar += f"\nITEM['{name}'] -> {name}"
 
if __name__ == "__main__":
    import rospy
    from robot_skills.api import Api
    rospy.init_node('blaat')
    a = Api("", None)
    rospy.sleep(rospy.Duration(0.5))
    while True:
        result = a.query("blaat", order_grammar, "O")
        import ipdb;ipdb.set_trace()