from pybricks.hubs import EV3Brick
from pybricks.ev3devices import Motor
from pybricks.parameters import Port
#from ev3dev2.motor import LargeMotor, OUTPUT_A, OUTPUT_B, SpeedPercent, MoveTank

# Initialize the EV3 brick.
ev3 = EV3Brick()

# Initialize a motor at port B.
test_motor = Motor(Port.B)
#test = ev3dev2.motor.LargeMotor('/dev/ttyAMA0')
#test.on(500)

# Run the motor up to 500 degrees per second, for 2 seconds.
test_motor.run_time(500, 2000)

# Stop the motor.
test_motor.stop()

# Beep to indicate that the program has finished.
ev3.speaker.beep()