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import time
import smtplib
from email.mime.text import MIMEText
from alarmdecoder import AlarmDecoder
from alarmdecoder.devices import SerialDevice
# Configuration values
SUBJECT = "AlarmDecoder - ALARM"
FROM_ADDRESS = "root@localhost"
TO_ADDRESS = "root@localhost" # NOTE: Sending an SMS is as easy as looking
# up the email address format for your provider.
SMTP_SERVER = "localhost"
SMTP_USERNAME = None
SMTP_PASSWORD = None
SERIAL_DEVICE = '/dev/ttyUSB0'
BAUDRATE = 115200
def main():
"""
Example application that sends an email when an alarm event is
detected.
"""
try:
# Retrieve the first USB device
device = AlarmDecoder(SerialDevice(interface=SERIAL_DEVICE))
# Set up an event handler and open the device
device.on_alarm += handle_alarm
with device.open(baudrate=BAUDRATE):
while True:
time.sleep(1)
except Exception as ex:
print('Exception:', ex)
def handle_alarm(sender, **kwargs):
"""
Handles alarm events from the AlarmDecoder.
"""
zone = kwargs.pop('zone', None)
text = "Alarm: Zone {0}".format(zone)
# Build the email message
msg = MIMEText(text)
msg['Subject'] = SUBJECT
msg['From'] = FROM_ADDRESS
msg['To'] = TO_ADDRESS
s = smtplib.SMTP(SMTP_SERVER)
# Authenticate if needed
if SMTP_USERNAME is not None:
s.login(SMTP_USERNAME, SMTP_PASSWORD)
# Send the email
s.sendmail(FROM_ADDRESS, TO_ADDRESS, msg.as_string())
s.quit()
print('sent alarm email:', text)
if __name__ == '__main__':
main()
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