cambiar las conexiones oracle a pool

app.py

@@ -51,10 +51,9 @@ def obtener_turnos(mon_id, qry):
     
 
 def obtener_pie(mon_id1, mon_id2):
-    conn = get_connection()
-    if not conn:
-        return []
+    conn = None
     try:
+        conn = get_connection()
         cursor = conn.cursor()
         if modo == "2":
             cursor.execute("SELECT MENSAJE FROM CSMK_MONITOR_PIE WHERE MONITOR_ID IN (:monitor, :monitor2) AND INACTIVO = 0 ORDER BY MONITOR_ID, MONITOR_PIE_ID ASC",{'monitor':mon_id1, 'monitor2':mon_id2})
@@ -64,11 +63,13 @@ def obtener_pie(mon_id1, mon_id2):
         mensajes = [fila[0] for fila in cursor.fetchall()]
         mensaje_final = "       ".join(mensajes)
         cursor.close()
-        conn.close()
         return mensaje_final
     except Exception as e:
         print(f"Error al conectar: {e}")
         return None
+    finally:
+        if conn:
+            conn.close()
         
 @app.route('/')
 def index():