diff --git a/pts/model/tempflow/tempflow_estimator.py b/pts/model/tempflow/tempflow_estimator.py
index a5b2c57..75552de 100644
--- a/pts/model/tempflow/tempflow_estimator.py
+++ b/pts/model/tempflow/tempflow_estimator.py
@@ -30,7 +30,6 @@ from pts.feature import (
     fourier_time_features_from_frequency_str,
     get_fourier_lags_for_frequency,
 )
-from
 
 from .tempflow_network import TempFlowTrainingNetwork, TempFlowPredictionNetwork