def __init__(self,
name='',
entity='',
granularity=Granularity.NONE,
owner='',
value_type=ValueType.DOUBLE,
description='',
uri='',
warehouse_store=None,
serving_store=None,
group='',
tags=[],
options={}):
"""Create feast feature instance.
Args:
name (str): name of feature, in lower snake case
entity (str): entity the feature belongs to, in lower case
granularity (feast.sdk.resources.feature.Granularity):
granularity of the feature
owner (str): owner of the feature
value_type (feast.sdk.resources.feature.ValueType): defaults to
ValueType.DOUBLE. value type of the feature
description (str): defaults to "". description of the feature
uri (str): defaults to "". uri pointing to the source code or
origin of this feature
warehouse_store (feast.sdk.resources.feature.Datastore):
warehouse store id and options
serving_store (feast.sdk.resources.feature.Datastore): serving
store id and options
group (str, optional): feature group to inherit from
tags (list[str], optional): tags assigned to the feature
options (dic, optional): additional options for the feature
"""
id = '.'.join(
[entity,
Granularity_pb2.Enum.Name(granularity.value), name]).lower()
warehouse_store_spec = None
serving_store_spec = None
if (serving_store is not None):
serving_store_spec = serving_store.spec
if (warehouse_store is not None):
warehouse_store_spec = warehouse_store.spec
data_stores = DataStores(serving=serving_store_spec,
warehouse=warehouse_store_spec)
self.__spec = FeatureSpec(id=id,
granularity=granularity.value,
name=name,
entity=entity,
owner=owner,
dataStores=data_stores,
description=description,
uri=uri,
valueType=value_type.value,
group=group,
tags=tags,
options=options)
def from_yaml(cls, path):
"""Create an instance of feature from a yaml spec file
Args:
path (str): path to yaml spec file
"""
with open(path, 'r') as file:
content = yaml.safe_load(file.read())
feature = cls()
feature.__spec = Parse(json.dumps(content),
FeatureSpec(),
ignore_unknown_fields=False)
return feature
def __init__(self,
name='',
entity='',
owner='',
value_type=ValueType.DOUBLE,
description='',
uri='',
group='',
tags=[],
options={}):
"""Create feast feature instance.
Args:
name (str): name of feature, in lower snake case
entity (str): entity the feature belongs to, in lower case
owner (str): owner of the feature
value_type (feast.sdk.resources.feature.ValueType): defaults to
ValueType.DOUBLE. value type of the feature
description (str): defaults to "". description of the feature
uri (str): defaults to "". uri pointing to the source code or
origin of this feature
group (str, optional): feature group to inherit from
tags (list[str], optional): tags assigned to the feature
options (dic, optional): additional options for the feature
"""
id = '{}.{}'.format(entity, name).lower()
self.__spec = FeatureSpec(id=id,
name=name,
entity=entity,
owner=owner,
description=description,
uri=uri,
valueType=value_type.value,
group=group,
tags=tags,
options=options)
def _create_feature_spec(self, feature_id, wh_id):
wh_store = DataStore(id=wh_id)
datastores = DataStores(warehouse=wh_store)
return FeatureSpec(id=feature_id, dataStores=datastores)
def _create_feature_spec(self, feature_id, wh_id):
return FeatureSpec(id=feature_id)