Refactored python code

example.py

import sys
import time

from pyownet import protocol

temp_type = "F"
pyownet_flags = protocol.FLG_TEMP_F | protocol.FLG_UNCACHED

tc_1_mac = "FF8AD3641402"
sensor_file_1 = "/28.{}/temperature".format(tc_1_mac)


def main():
    try:
        owproxy = protocol.proxy(persistent=True, flags=pyownet_flags)
    except protocol.ConnError as exc:
        print("No connection: {}".format(exc), file=sys.stderr)
        sys.exit(1)
    except protocol.ProtocolError as exc:
        print("Protocol error: {}".format(exc), file=sys.stderr)
        sys.exit(1)

    while True:
        try:
            heater_temp_1 = float(owproxy.read(sensor_file_1))
            print("SENSOR #1 = {:.2f} {}".format(heater_temp_1, temp_type))
        except IOError:
            print("SENSOR #1 READ FAIL")
        time.sleep(10)


if __name__ == "__main__":
    main()