def get_by_id(self, pk):
cur = self.conn.cursor()
alumno = cur.execute("SELECT * FROM {} WHERE {} = {}".format(
self.table, self.PK_FIELD, pk)).fetchone()
cur.close()
return Alumno.from_row(alumno)
def get_all(self):
return [Alumno.from_row(row) for row in super().get_all()]
