micro_bit_pattern_game.py

from microbit import *
import random 

def buildPattern(length):
    formatString = '{0:0' + str(length) + 'b}'
    binaryString = formatString.format(random.getrandbits(length))
    letterPattern = ['A' if char == '0' else 'B' for char in binaryString]
    return letterPattern

patternLength = random.randint(3, 5)
pattern = buildPattern(patternLength)
targetPosition = random.randint(0, patternLength)
targetLetter = pattern[targetPosition]
fullSequence = pattern + pattern + pattern + pattern[0:targetPosition]
displayText = " ".join(fullSequence) + " ?"

display.show(displayText, 400)

expectedButton = button_a if targetLetter == 'A' else button_b
unexpectedButton = button_a if targetLetter == 'B' else button_b

while True:
    if expectedButton.is_pressed():
        display.show(Image.HAPPY)
        break
    elif unexpectedButton.is_pressed():
        display.show(Image.SAD)
        break