Give your cleverHome one voice: https://h3xagn.com

main.py

def SendTelegramMessage(message):
    """Send a Telegram message to the group"""
    try:
        url = f"https://api.telegram.org/bot{bot_token}/sendMessage"
        payload = {"chat_id": f"{chat_id}", "text": message, "parse_mode": "MarkdownV2"}
        requests.post(url, data=payload)
    except Exception as e:
        print(f"Error sending Telegram message: {e}")


# while loop to get power measurements and determine if the power state has changed every 60 seconds
while True:
    # append the measurement to the queue
    measurement = GetPowerMeasurement()
    if measurement is not None:
        measurements.appendleft(measurement)

    # if we have 3 measurements, check if the power state has changed
    if len(measurements) == 3:
        if all(measurement == 0 for measurement in measurements):
            if mains_power_state:
                SendTelegramMessage("Mains power is OFF")
                mains_power_state = False
        if all(measurement > 0 for measurement in measurements):
            if not mains_power_state:
                SendTelegramMessage("Mains power is ON")
                mains_power_state = True

    # use first two readings to confirm the current power state
    elif len(measurements) == 2:
        if all(measurement == 0 for measurement in measurements):
            mains_power_state = False
        if all(measurement > 0 for measurement in measurements):
            mains_power_state = True

    time.sleep(60)

updated for blog