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import logging |
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import attr |
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from so_magic.utils import ObjectsPool |
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from .factory import SelfOrganizingMapFactory |
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logger = logging.getLogger(__name__) |
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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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@attr.s |
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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( |
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lambda self: ObjectsPool.new_empty(self.map_factory.create, build_hash=_build_hash), takes_self=True)) |
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def get_map(self, *args, **kwargs): |
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""" |
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'dataset', 'nb_cols', 'nb_rows', 'initialization', 'map_type', 'grid_type' |
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""" |
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return self.pool.get_object(*args, **kwargs) |
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def train(self, dataset, nb_cols, nb_rows, **kwargs): |
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return self.map_factory.create(dataset, nb_cols, nb_rows, **kwargs) |
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@attr.s |
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class MagicMapManager: |
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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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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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@attr.s |
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class MapId: |
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dataset_name = attr.ib(init=True) |
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_n_columns = attr.ib(init=True) |
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_n_rows = attr.ib(init=True) |
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initialization = attr.ib(init=True) |
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map_type = attr.ib(init=True) |
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grid_type = attr.ib(init=True) |
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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), |
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*[getattr(somap, attribute.name) for attribute in MapId.__attrs_attrs__[1:]]) |
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def __dir__(self): |
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return sorted([attribute.name for attribute in self.__attrs_attrs__]) |
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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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def __str__(self): |
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return '-'.join(str(getattr(self, _)) for _ in dir(self)) |
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if __name__ == '__main__': |
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map_manager = MapManager() |
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boromir674 /
so-magic
