Python build_features示例

示例#1

文件： test_agg_feats.py 项目： AhnanWong/featuretools

def test_makes_numtrue(es):
    dfs = DeepFeatureSynthesis(target_entity_id='sessions',
                               entityset=es,
                               agg_primitives=[NumTrue],
                               trans_primitives=[])
    features = dfs.build_features()
    assert feature_with_name(features, 'customers.NUM_TRUE(log.purchased)')
    assert feature_with_name(features, 'NUM_TRUE(log.purchased)')

示例#2

def test_makes_numtrue(es):
    dfs = DeepFeatureSynthesis(target_entity_id='sessions',
                               entityset=es,
                               agg_primitives=[NumTrue],
                               trans_primitives=[])
    features = dfs.build_features()
    assert feature_with_name(features, 'customers.NUM_TRUE(log.purchased)')
    assert feature_with_name(features, 'NUM_TRUE(log.purchased)')

示例#3

def test_makes_count(es):
    dfs = DeepFeatureSynthesis(target_entity_id='sessions',
                               entityset=es,
                               agg_primitives=[Count],
                               trans_primitives=[])

    features = dfs.build_features()
    assert feature_with_name(features, 'device_type')
    assert feature_with_name(features, 'customer_id')
    assert feature_with_name(features, u'customers.région_id')
    assert feature_with_name(features, 'customers.age')
    assert feature_with_name(features, 'COUNT(log)')
    assert feature_with_name(features, 'customers.COUNT(sessions)')
    assert feature_with_name(features, u'customers.régions.language')
    assert feature_with_name(features, 'customers.COUNT(log)')

示例#4

文件： test_agg_feats.py 项目： AhnanWong/featuretools

def test_makes_count(es):
    dfs = DeepFeatureSynthesis(target_entity_id='sessions',
                               entityset=es,
                               agg_primitives=[Count],
                               trans_primitives=[])

    features = dfs.build_features()
    assert feature_with_name(features, 'device_type')
    assert feature_with_name(features, 'customer_id')
    assert feature_with_name(features, u'customers.région_id')
    assert feature_with_name(features, 'customers.age')
    assert feature_with_name(features, 'COUNT(log)')
    assert feature_with_name(features, 'customers.COUNT(sessions)')
    assert feature_with_name(features, u'customers.régions.language')
    assert feature_with_name(features, 'customers.COUNT(log)')