fill null for service_id

src/models/esmm/fe/tractate_fe.py

@@ -407,6 +407,9 @@ def tractate_feature_engineering(tractate_df):
     df["is_related_service"] = df["is_related_service"].astype(int)
     df["service_city"] = df["service_city"].fillna("")
 
+    df["service_id"] = df["service_city"].fillna("-1")
+    df["recommend_service_id"] = df["recommend_service_id"].fillna("-1")
+
     df = df[TRACTATE_COLUMNS]
 
     print("tractate: " + str(df.shape))