# Import necessary libraries
import time
import pew

# Initialize PewPew Gaming Console
pew.init()

# Initialize the dot's position
dot_x, dot_y = 3, 3

# Main loop
while True:
    # Clear the LED grid
    pew.pixels.fill((0, 0, 0))

    # Display the dot at its current position
    pew.pixels[dot_x, dot_y] = (255, 0, 0)

    # Update the LED display
    pew.show()

    # Delay for a short period to control the dot's speed
    time.sleep(0.2)

    # Check button presses and move the dot accordingly
    keys = pew.keys()
    if keys & pew.K_UP:
        dot_y = max(dot_y - 1, 0)
    if keys & pew.K_DOWN:
        dot_y = min(dot_y + 1, 7)
    if keys & pew.K_LEFT:
        dot_x = max(dot_x - 1, 0)
    if keys & pew.K_RIGHT:
        dot_x = min(dot_x + 1, 7)