mirror of
https://github.com/illiumst/marl-factory-grid.git
synced 2025-05-22 14:56:43 +02:00
64 lines
2.0 KiB
Python
64 lines
2.0 KiB
Python
from collections import defaultdict
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from operator import itemgetter
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from typing import Dict
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from mfg_package.environment.groups.objects import Objects
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from mfg_package.utils.helpers import POS_MASK
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class Entities(Objects):
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_entity = Objects
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@staticmethod
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def neighboring_positions(pos):
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return (POS_MASK + pos).reshape(-1, 2)
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def get_near_pos(self, pos):
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return [y for x in itemgetter(*(tuple(x) for x in self.neighboring_positions(pos)))(self.pos_dict) for y in x]
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def render(self):
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return [y for x in self for y in x.render() if x is not None]
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@property
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def names(self):
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return list(self._data.keys())
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def __init__(self):
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self.pos_dict = defaultdict(list)
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super().__init__()
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def iter_entities(self):
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return iter((x for sublist in self.values() for x in sublist))
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def add_items(self, items: Dict):
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return self.add_item(items)
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def add_item(self, item: dict):
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assert_str = 'This group of entity has already been added!'
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assert not any([key for key in item.keys() if key in self.keys()]), assert_str
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self._data.update(item)
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for val in item.values():
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val.add_observer(self)
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return self
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def __delitem__(self, name):
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assert_str = 'This group of entity does not exist in this collection!'
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assert any([key for key in name.keys() if key in self.keys()]), assert_str
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self[name]._observers.delete(self)
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for entity in self[name]:
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entity.del_observer(self)
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return super(Entities, self).__delitem__(name)
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@property
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def obs_pairs(self):
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return [y for x in self for y in x.obs_pairs]
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def by_pos(self, pos: (int, int)):
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return self.pos_dict[pos]
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# found_entities = [y for y in (x.by_pos(pos) for x in self.values() if hasattr(x, 'by_pos')) if y is not None]
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# return found_entities
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@property
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def positions(self):
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return [k for k, v in self.pos_dict.items() for _ in v]
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