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import attr |
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2
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import logging |
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3
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from .som_proxy import SelfOrganizingMapFactory |
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5
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logger = logging.getLogger(__name__) |
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6
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7
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8
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@attr.s |
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9
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class ObjectsPool: |
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constructor = attr.ib(init=True) |
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_objects = {} |
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12
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13
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def get_object(self, *args, **kwargs): |
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key = self._build_hash(*args, **kwargs) |
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if key not in ObjectsPool._objects: |
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try: |
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ObjectsPool._objects[key] = self.constructor(*args, **kwargs) |
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except TypeError as e: |
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print(e) |
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msg = f"DEBUG: Args: [{', '.join(str(_) for _ in args)}], kwargs: {str(kwargs)}" |
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# raise TypeError(msg) |
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return None |
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return ObjectsPool._objects[key] |
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25
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def _build_hash(self, *args, **kwargs): |
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return hash('-'.join([str(_) for _ in args])) |
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class SomapObjectPool(ObjectsPool): |
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def _build_hash(self, *args, **kwargs): |
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return str(MapId(*args, kwargs.get('initialization'), kwargs.get('map_type'), kwargs.get('grid_type'))) |
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31
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32
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33
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@attr.s |
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34
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class MapManager: |
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map_factory = attr.ib(init=True, default=SelfOrganizingMapFactory()) |
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pool = attr.ib(init=False, default=attr.Factory(lambda self: SomapObjectPool(self.map_factory.create), takes_self=True)) |
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38
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def get_map(self, *args, **kwargs): |
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""" |
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'dataset', 'n_rows', 'n_columns', 'initialization', 'map_type', 'grid_type' |
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""" |
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return self.pool.get_object(*args, **kwargs) |
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44
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def train(self, dataset, nb_cols, nb_rows, **kwargs): |
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"""""" |
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return self.map_factory.create(dataset, nb_cols, nb_rows, **kwargs) |
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47
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48
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49
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@attr.s |
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class MagicMapManager: |
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51
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so_master = attr.ib(init=True) |
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manager = attr.ib(init=False, default=MapManager()) |
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54
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def train(self, nb_cols, nb_rows, **kwargs): |
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return self.manager.train(self.so_master.dataset, nb_cols, nb_rows, **kwargs) |
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56
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57
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58
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@attr.s |
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59
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class MapId: |
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60
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dataset_name = attr.ib(init=True) |
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61
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_n_columns = attr.ib(init=True) |
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62
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_n_rows = attr.ib(init=True) |
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63
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initialization = attr.ib(init=True) |
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64
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map_type = attr.ib(init=True) |
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grid_type = attr.ib(init=True) |
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66
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67
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@staticmethod |
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def from_self_organizing_map(somap, **kwargs): |
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return MapId(kwargs.get('dataset_name', somap.dataset_name), *[getattr(somap, attribute.name) for attribute in MapId.__attrs_attrs__[1:]]) |
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70
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71
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def __dir__(self): |
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72
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return sorted([attribute.name for attribute in self.__attrs_attrs__]) |
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73
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74
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def __iter__(self): |
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"""Default implementation of __iter__ to allow dict(self) in client code""" |
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return iter([(k, getattr(self, k)) for k in self.__dir__()]) |
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78
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def __str__(self): |
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return '-'.join(str(getattr(self, _)) for _ in dir(self)) |
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80
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81
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82
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if __name__ == '__main__': |
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map_manager = MapManager() |
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85
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boromir674 /
so-magic
