etudiants

Tp4/etudiants/etudiant.py

@@ -167,10 +167,10 @@ def ensemble_des_formations(liste: list[Etudiant]) -> Set[str]:
     $$$ ensemble_des_formations(COURTE_LISTE[0:2])
     {'MI', 'MIASHS'}
     """
-
-    formations=Set()
+    res=[]
+    
     for etudiant in liste:
-        formations.add(etudiant.formation)
-    return formations
+        res.add(etudiant.formation)
+    return res
         
                         
\ No newline at end of file