BBC microbit colour sensor (code release)

colour sensor.py

from microbit import *

analog_val = 0

while True:
    
    analog_val = pin0.read_analog()
    
    if (button_a.is_pressed() == True):
            
      if ((analog_val >= 835) & (analog_val <= 920)):
           display.scroll("Black", delay=100)
           
      if ((analog_val >= 700) & (analog_val <= 818)):
           display.scroll("Blue", delay=100)
      
      if ((analog_val >= 511) & (analog_val <= 613)):
           display.scroll("Green", delay=100)
           
      if ((analog_val >= 60) & (analog_val <= 170)):
           display.scroll("White", delay=100)