diff --git a/helpers/StreckennetzSteffi.py b/helpers/StreckennetzSteffi.py
index f83a813..c0f7010 100644
--- a/helpers/StreckennetzSteffi.py
+++ b/helpers/StreckennetzSteffi.py
@@ -64,6 +64,7 @@ def eva_route_length(self, waypoints) -> float:
                                         self.get_name(eva=waypoints[i + 1]))
             except KeyError:
                 pass
+        return length
 
     @functools.lru_cache(maxsize=8000)
     def distance(self, u: str, v: str) -> float:
diff --git a/server/api.py b/server/api.py
index 7926bf6..c995485 100644
--- a/server/api.py
+++ b/server/api.py
@@ -11,7 +11,6 @@
 import os
 import subprocess
 
-# self-writen stuff
 from helpers.StationPhillip import StationPhillip
 from server.connection import get_connection, clean_data, get_trips_of_trains
 from server.predictor import Predictor
@@ -21,7 +20,6 @@
 logger = logging.getLogger(__name__)
 basepath = os.path.dirname(os.path.realpath(__file__))
 
-# make a new random-forest-predictor instance
 stations = StationPhillip()
 pred = Predictor()
 
@@ -65,10 +63,10 @@ def analysis(connection):
     # add adelay5 to first and last station
     fs_data = pred.get_pred_data(connection[index1])
     ls_data = pred.get_pred_data(connection[-index2])
-    _x, _x, _x, _x, _x, connection[index1]["ddelay5"], _x, _x = pred.predict(fs_data, 0)
+    _x, _x, _x, _x, _x, connection[index1]["ddelay5"], _x, _x = pred.predict(fs_data, 0).values()
     _x, connection[-index2]["adelay5"], _x, _x, _x, _x, _x, _x = pred.predict(
         ls_data, 1
-    )
+    ).values()
 
     # there are two segments more than connections (= overall info at the end - 1 bc it is like that)
     for i in range(index1, len(connection) - index2):
@@ -85,13 +83,6 @@ def analysis(connection):
                 ).seconds
                 // 60
             ) % 60  # we just want minutes
-            logger.debug(
-                str(fromUnix(connection[i + 1]["departure"][time]))
-                + " - "
-                + str(fromUnix(connection[i]["arrival"][time]))
-                + " = "
-                + str(transtime)
-            )
             (
                 connection[i]["con_score"],
                 connection[i]["adelay5"],
@@ -107,32 +98,11 @@ def analysis(connection):
                 ).seconds
                 // 60
             ) % 60  # we just want minutes
-            logger.debug(
-                str(fromUnix(connection[i + 2]["departure"][time]))
-                + " - "
-                + str(fromUnix(connection[i]["arrival"][time]))
-                + " = "
-                + str(transtime)
-            )
             (
                 connection[i]["con_score"],
                 connection[i]["adelay5"],
                 connection[i + 2]["ddelay5"],
             ) = pred.predict_con(data1, data2, transtime)
-
-        logger.debug(data1)
-        logger.debug(data2)
-
-        logger.debug(
-            "Score for connection["
-            + connection[i]["train"]["name"]
-            + " to "
-            + connection[i + 1]["train"]["name"]
-            + " in "
-            + connection[i]["segmentDestination"]["title"]
-            + "] = "
-            + str(connection[i]["con_score"])
-        )
         if total_score == 0:
             total_score = connection[i]["con_score"]
         else:
@@ -151,7 +121,7 @@ def analysis(connection):
     else:
         connection[-1]["total_score"] = int(total_score * 100)
 
-    logger.debug("Verbindungsscore:" + str(total_score))
+    # logger.debug("Verbindungsscore:" + str(total_score))
 
     for i in range(len(connection) - 1):
         if "ICE" in connection[i]["train"]["name"]:
diff --git a/server/connection.py b/server/connection.py
index 2de51a5..56f0f17 100644
--- a/server/connection.py
+++ b/server/connection.py
@@ -2,6 +2,7 @@
 import sys
 
 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+from functools import lru_cache
 import requests
 from datetime import datetime, timedelta
 from pytz import timezone
@@ -60,19 +61,24 @@ def get_trips_of_trains(connection):
         for n in range(len(connection[i]["segments"])):
             try:
                 jid = connection[i]["segments"][n]["jid"]
-                r = requests.get(
-                    "https://marudor.de/api/hafas/v1/journeyDetails?jid={}?profile=db".format(
-                        jid
-                    )
-                )
-                full_trip = r.json()["stops"]
-                full_trip = [int(part["station"]["id"]) for part in full_trip]
-                connection[i]["segments"][n]["full_trip"] = full_trip
+                connection[i]["segments"][n]["full_trip"] = get_trip_of_train(jid)
             except KeyError:
                 pass  # Fußweg has no jid
     return connection
 
 
+@lru_cache
+def get_trip_of_train(jid):
+    r = requests.get(
+        "https://marudor.de/api/hafas/v1/journeyDetails?jid={}?profile=db".format(
+            jid
+        )
+    )
+    trip = r.json()["stops"]
+    trip = [int(stop["station"]["id"]) for stop in trip]
+    return trip
+
+
 def clean_data(connection):
     """ Remove unneded content"""
     for i in range(len(connection)):