if __name__ == '__main__':
logging.warning("start barcode scanner mule")
db = get_db()
log = logging.getLogger('barcode_scanner_mule')
scanner = BarcodeScanner()
open_state = True
port = None
poll_time = 0
while True:
if poll_time < time():
poll_time = time() + DB_POLL_INTERVAL
port = db.reg_get('serial_port_barcode')
if scanner.is_open() and scanner.port != port:
scanner.close()
elif scanner.is_open():
barcode_data = scanner.read()
if barcode_data is not None:
handle_barcode(db, barcode_data)
else:
sleep(0.1)
elif port is not None and scanner.open(port):
db.reg_set('barcode_scanner_status', 'open')
open_state = True
elif open_state:
db.reg_set('barcode_scanner_status', 'closed')
open_state = False
sleep(1)
else:
sleep(1)
if __name__ == '__main__':
logging.warning("start barcode scanner mule")
db = get_db()
log = logging.getLogger('barcode_scanner_mule')
scanner = BarcodeScanner()
open_state = True
port = None
poll_time = 0
while True:
if poll_time < time():
poll_time = time() + DB_POLL_INTERVAL
port = db.reg_get('serial_port_barcode')
if scanner.is_open() and scanner.port != port:
scanner.close()
elif scanner.is_open():
barcode_data = scanner.read()
if barcode_data is not None:
handle_barcode(db, barcode_data)
else:
sleep(0.1)
elif port is not None and scanner.open(port):
db.reg_set('barcode_scanner_status', 'open')
open_state = True
elif open_state:
db.reg_set('barcode_scanner_status', 'closed')
open_state = False
sleep(1)
else:
sleep(1)
