#This Works
def sa_get_all_aircraft_specific_instructors(aircraft):
    with engine.begin() as conn:
        return (conn.execute(select([instructors]).where(instructors.c.ce525 == (True)))).fetchall()

# But I want to be able to pass (aircraft) like this:
def sa_get_all_aircraft_specific_instructors(aircraft):
    with engine.begin() as conn:
        return (conn.execute(select([instructors]).where(instructors.c.aircraft == (True)))).fetchall()


def get_instructor():
    print sa_get_all_aircraft_specific_instructors(ce525)