def create_features(self):
target = 'isFraud'
feat = 'card2'
train_card2_te, test_card2_te = target_encoding(
train_transaction, test_transaction, target, feat)
self.train['card2_te'] = train_card2_te
self.test['card2_te'] = test_card2_te
def create_features(self):
target = 'isFraud'
feat = 'card2'
train_card1_te, test_card1_te = target_encoding(
train_transaction, test_transaction, target, feat, folds4)
self.train[self.__class__.__name__] = train_card1_te
self.test[self.__class__.__name__] = test_card1_te
def create_features(self):
target = 'isFraud'
feat = 'card1_card5'
train_, test_ = train_transaction[
[target] + feat.split('_')], test_transaction[feat.split('_')]
train_[feat] = train_['card1'].astype(
'str') + '_' + train_['card5'].astype(str)
test_[feat] = test_['card1'].astype(
'str') + '_' + test_['card5'].astype(str)
train_card1_card5_te, test_card1_card5_te = target_encoding(
train_, test_, target, feat, folds4)
self.train[self.__class__.__name__] = train_card1_card5_te
self.test[self.__class__.__name__] = test_card1_card5_te
