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Discretizer14.py
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Discretizer14.py
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from Explainability.Discretizers.Discretizer import Discretizer
from gym.wrappers.order_enforcing import OrderEnforcing
from Code.PantheonRL.overcookedgym.human_aware_rl.overcooked_ai.overcooked_ai_py.mdp.overcooked_mdp import \
OvercookedState
from Code.Utils.utils import CardinalDirection
class Discretizer14(Discretizer):
"""Discretizer
Predicates:
- held
- held_partner
- pot_state
- predicate_pos
- partner_zone
"""
NONE_VALUE = '*'
PREDICATES = {
'held': [NONE_VALUE, 'O', 'T', 'D', 'S'],
'held_partner': [NONE_VALUE, 'O', 'T', 'D', 'S'],
'pot_state' : ['Of', 'Fi', 'Co', 'Wa'],
'onion_pos' : ['S', 'R', 'L', 'T', 'B', 'I'],
'tomato_pos' : ['S', 'R', 'L', 'T', 'B', 'I'],
'dish_pos': ['S', 'R', 'L', 'T', 'B', 'I'],
'pot_pos' : ['S', 'R', 'L', 'T', 'B', 'I'],
'service_pos' : ['S', 'R', 'L', 'T', 'B', 'I'],
'soup_pos' : ['S', 'R', 'L', 'T', 'B', 'I'],
'partner_zone': [zone.value for zone in CardinalDirection]
}
def __init__(self, env: OrderEnforcing):
"""
:param env: Environment
"""
super().__init__(env)
def get_predicates(self, obs: OvercookedState):
# Held Predicate
held = self.get_held_predicate(obs, 0)
# Held Partner Predicate
held_partner = self.get_held_predicate(obs, 1)
# Pot state Predicate
pot_state = self.get_pot_state_predicate(obs)
# Temporary sources (coordination)
temporary_sources = self.get_temporary_sources(obs)
# Onion pos predicate
onion_pos = self.get_onion_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# Tomato pos predicate
tomato_pos = self.get_tomato_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# Soup pos predicate
soup_pos = self.get_soup_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# Dish pos predicate
dish_pos = self.get_dish_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# Service pos predicate
service_pos = self.get_service_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# Pot pos predicate
pot_pos = self.get_pot_pos_predicate(obs=obs, temporary_sources=temporary_sources, player_id=0)
# partner_pos = self.get_partner_pos_predicate(obs=obs, player_id=0, partner_id=1)
partner_zone = self.get_partner_zone_predicate(obs=obs, player_id=0, partner_id=1)
# Build state
# IMPORTANT!!! We have to add each predicate in the same order as the attribute self.PREDICATES !!!!
predicate = {}
predicate.update(held)
predicate.update(held_partner)
predicate.update(pot_state)
predicate.update(onion_pos)
predicate.update(tomato_pos)
predicate.update(soup_pos)
predicate.update(dish_pos)
predicate.update(service_pos)
predicate.update(pot_pos)
predicate.update(partner_zone)
predicate_str = '-'.join(list(predicate.values()))
return predicate, predicate_str