diff --git a/DataAnalyser.py b/DataAnalyser.py
index a05ede2a759f42087aeea26f0c0642feb250d501..e6a08f9c86900a5c856ae538a2e295c8588ce4d7 100644
--- a/DataAnalyser.py
+++ b/DataAnalyser.py
@@ -25,7 +25,7 @@ class DataAnalyser(DataHandler):
         return overtakesInRaces
 
     def getOvertakesPerLapForRace(self, race: Session):
-        self.enforceSessionType(race, "Race")
+        self.__enforceSessionType(race, "Race")
         overtakesInLaps: list[int] = self.countOvertakesPerLap(race)
         return overtakesInLaps
 
@@ -52,8 +52,8 @@ class DataAnalyser(DataHandler):
                 if not ( # don't count overtake if driver nonexistent or if one of them is on an in-lap
                     weightedDriverAhead[0] is None
                     or weightedDriverBehind[0] is None
-                    or self.isAnInLap(weightedDriverAhead[0])
-                    or self.isAnInLap(weightedDriverBehind[0])
+                    or self.__isAnInLap(weightedDriverAhead[0])
+                    or self.__isAnInLap(weightedDriverBehind[0])
                 ):  overtakes += 1
             i += 1
 
@@ -109,7 +109,7 @@ class DataAnalyser(DataHandler):
         gridPosition: int = int(sessionResults['GridPosition'].loc[driverNumber])
         return gridPosition
 
-    def isAnInLap(self, lap: Lap):
+    def __isAnInLap(self, lap: Lap):
         try:
             return not pandas.isnull(lap['PitInTime'].iloc[0])
         except: # caused when lap is empty and possibly when lap is None
@@ -159,7 +159,7 @@ class DataAnalyser(DataHandler):
 
         return rainSessions
 
-    def raceHasWeatherChange(self, race: Session):
+    def hasWeatherChange(self, race: Session):
         if self.getFirstTireChange(race) == -1: return True
         return False
 
@@ -182,8 +182,8 @@ class DataAnalyser(DataHandler):
         """
         compoundsPerLap: list[list[str]] = self.getCompoundsForRace(race)
         compoundsPerLap[0] = compoundsPerLap[1] # presume grid tires same as 1st lap; races are only picked if weather change after first 10 laps anyway, so it's ok
-        startingCompound: str = self.getPredominantCompound(compoundsPerLap[0])
-        earliestTireChangeLap = self.getFirstLapWithOppositeCompound(compoundsPerLap, startingCompound)
+        startingCompound: str = self.__getPredominantCompound(compoundsPerLap[0])
+        earliestTireChangeLap = self.__getFirstLapWithOppositeCompound(compoundsPerLap, startingCompound)
 
         return earliestTireChangeLap
 
@@ -203,14 +203,14 @@ class DataAnalyser(DataHandler):
         """
         compoundsPerLap: list[list[str]] = self.getCompoundsForRace(race)
         compoundsPerLap[0] = compoundsPerLap[1]  # presume grid tires same as 1st lap; races are only picked if weather change after first 10 laps anyway, so it's ok
-        startingCompound: str = self.getPredominantCompound(compoundsPerLap[0])
-        latestTireChangeLap = self.getFirstLapWithoutCompound(compoundsPerLap, startingCompound)
+        startingCompound: str = self.__getPredominantCompound(compoundsPerLap[0])
+        latestTireChangeLap = self.__getFirstLapWithoutCompound(compoundsPerLap, startingCompound)
 
         return latestTireChangeLap
 
-    def getFirstLapWithoutCompound(self, compoundsPerLap: list[list[str]], startingCompound: str):
+    def __getFirstLapWithoutCompound(self, compoundsPerLap: list[list[str]], startingCompound: str):
         currentLap = 0
-        compoundFilter = self.setFilter(startingCompound)
+        compoundFilter = self.__generateFilter(startingCompound)
         for compoundsThisLap in compoundsPerLap:
             noStartingCompoundsLeft = True
             for compound in compoundsThisLap:
@@ -239,7 +239,7 @@ class DataAnalyser(DataHandler):
 
         return compoundsPerLap
 
-    def getPredominantCompound(self, compoundsThisLap: list[str]):
+    def __getPredominantCompound(self, compoundsThisLap: list[str]):
         slickCounter = 0
         interCounter = 0
         wetCounter = 0
@@ -253,8 +253,8 @@ class DataAnalyser(DataHandler):
         if wetCounter == mostUsed: return 'WET'
         return 'error'
 
-    def getFirstLapWithOppositeCompound(self, compoundsPerLap: list[list[str]], startingCompound: str):
-        compoundFilter = self.setFilter(startingCompound)
+    def __getFirstLapWithOppositeCompound(self, compoundsPerLap: list[list[str]], startingCompound: str):
+        compoundFilter = self.__generateFilter(startingCompound)
         currentLap = 0
         for compoundsThisLap in compoundsPerLap:
             for compound in compoundsThisLap:
@@ -263,7 +263,7 @@ class DataAnalyser(DataHandler):
             currentLap += 1
         return -1 # no lap with opposite compound found; all laps use same compound type
 
-    def setFilter(self, startingCompound: str):
+    def __generateFilter(self, startingCompound: str):
         if startingCompound == 'SLICK': return self.slickCompounds
         return startingCompound
 
@@ -283,7 +283,7 @@ class DataAnalyser(DataHandler):
 
     # ===== Other
 
-    def enforceSessionType(self, session: Session, sessionType: str):
+    def __enforceSessionType(self, session: Session, sessionType: str):
         if sessionType not in self.validSessionTypes:
             raise ValueError(f"Invalid session type \"{sessionType}\"; only {self.validSessionTypes} are allowed")
         if not session.session_info["Type"] == sessionType:
diff --git a/DataImporter.py b/DataImporter.py
index 325ad35b7146a5e8e863032c5ce6a751ca20f42f..e30faf452efc6f3873a591553cb80dd50ca971bc 100644
--- a/DataImporter.py
+++ b/DataImporter.py
@@ -32,13 +32,13 @@ class DataImporter(DataHandler, ABC):
         if isinstance(event, SessionIdentifier):
             event = self.importEvent(event.year, event.event)
 
-        wikiHtml = self.importWikiHtml(event)
+        wikiHtml = self.__importWikiHtml(event)
         analyser = DataAnalyser()
         weather = analyser.extractWeatherFromHtml(wikiHtml)
 
         return weather
 
-    def importWikiHtml(self, event: Event):
+    def __importWikiHtml(self, event: Event):
         """
         Fetch the HTML contents of the wikipedia page for the event given.
         :param event: Event whose wikipedia page to fetch.