---

def get_value(obj):
    return obj.value if hasattr(obj, "value") else None





for site_name, site_message in controlled_site_messages.items():
            signal_dict = {'pump': None, 'sou': None, 'gravity': None}
            if site_message:
                all_signals[site_name] = {
                    'pump': t_utils.get_signal(site_message, SignalType.REGLU),
                    'sou': t_utils.get_signal(site_message, SignalType.REGSOU),
                    'gravity': t_utils.get_signal(site_message, SignalType.GRAVITYPIPE),
                }
            else:
                all_signals[site_name] = signal_dict

first_kp_kp = all_signals.get("controlled_site_first")
        if first_kp_kp:

first_site_signal_pump = get_value(first_kp_kp.get("pump"))
            first_site_signal_sou = get_value(first_kp_kp.get("sou"))
            first_site_signal_gravity = get_value(first_kp_kp.get("gravity"))