AHT20 collect method

aht20-step-3.py

@click.command()
@click.option('--location', required=True, help='Sensor location name')
def collect(location):
    # Collect data and convert/round
    temperature = round_num(c_to_f(sensor.temperature))
    humidity = round_num(sensor.relative_humidity)

    # Save entry
    try:
        save_entry(location, temperature, humidity)
    except Exception as e:
        # Print error traceback
        print(traceback.format_exc())
        sys.exit(1)

    print('Entry saved:', temperature, 'F,', humidity, '% H')

if __name__ == '__main__':
    collect()