SORT INPLACE. list.sort(key=some_inner_fn)

Week 7 Libraries and More Python/16. Sort by the difference of goals

@@ -16,8 +16,8 @@ Note! You can either use a lambda statement or write your own value function. Th
 
 
 
-
-
+#########################
+# approach 1
 def sortby_goalsdiff(teams: list):
     def get_goal_difference(team):
         goals_for, goals_against = map(int, team[1].split(' - '))
@@ -148,3 +148,75 @@ print(sortby_goalsdiff(teams))
 ('Pelicans', '120 - 45')
 ('Sport', '26 - 165')
 ('Lukko', '119 - 192')
+
+############################
+
+
+# approach 2
+
+def sortby_goalsdiff(teams: list) -> list:
+    """
+    Sort teams based on their goal difference in ascending order.
+    
+    Parameters:
+        teams: List of tuples, where each tuple contains:
+               (team_name: str, goals_for - goals_against: str)
+    
+    Returns:
+        List of team tuples sorted by their goal difference in ascending order.
+    """
+    
+    # Define a helper function to calculate goal difference
+    def get_goal_difference(team):
+        goals_for, goals_against = map(int, team[1].split(' - '))
+        return goals_for - goals_against
+
+
+    # Sort the teams list INPLACE using the goal difference as the key
+    teams.sort(key=get_goal_difference)
+    # Return the sorted list
+    return teams
+
+
+
+
+
+
+Original order:
+('Kalpa', '123 - 61')
+('Pelicans', '99 - 151')
+('Tappara', '29 - 46')
+('Ilves', '179 - 56')
+('Jukurit', '32 - 60')
+('JYP', '108 - 112')
+('Lukko', '147 - 115')
+('Ässät', '37 - 35')
+('Kärpät', '179 - 165')
+('Saipa', '78 - 102')
+('TPS', '197 - 164')
+('KooKoo', '89 - 132')
+('HIFK', '48 - 136')
+('HPK', '164 - 175')
+('Sport', '168 - 153')
+
+
+Sorted by the goal difference:
+('HIFK', '48 - 136')
+('Pelicans', '99 - 151')
+('KooKoo', '89 - 132')
+('Jukurit', '32 - 60')
+('Saipa', '78 - 102')
+('Tappara', '29 - 46')
+('HPK', '164 - 175')
+('JYP', '108 - 112')
+('Ässät', '37 - 35')
+('Kärpät', '179 - 165')
+('Sport', '168 - 153')
+('Lukko', '147 - 115')
+('TPS', '197 - 164')
+('Kalpa', '123 - 61')
+('Ilves', '179 - 56')
+
+
+
+