Advent Calendar for the PiFace Control And Display

adventCalendarCAD.py

#!/usr/bin/env python3
import datetime
import pifacecad

from datetime import timedelta 

now = datetime.date.today()
print(now)

# if you need to change the date to test your code, then add a number of days to the date by uncommenting the line below
# now = now + timedelta(days=10)

# binary values to create bitmaps for a bell, a present and a star.

images = [ [0b00100,
            0b01110,
            0b01110,
            0b01110,
            0b11111,
            0b00000,
            0b00100,
            0b00000],

           [0b00000,
            0b01010,
            0b00100,
            0b11111,
            0b10101,
            0b11111,
            0b10101,
            0b11111],

           [0b00000,
            0b00100,
            0b10101,
            0b01110,
            0b11111,
            0b01110,
            0b10101,
            0b00100],
	 ]
# use this website to design your own bitmaps (set character size to '5 by 8')
# http://www.quinapalus.com/hd44780udg.html


cad = pifacecad.PiFaceCAD()

if now.month ==12: # if december 
	day = now.day
	if day < 26:
		image = pifacecad.LCDBitmap(images[day%len(images)]) # create bitmap
		cad.lcd.store_custom_bitmap(0,image) # store bitmap
		cad.lcd.write_custom_bitmap(0) # write bitmap to screen
		cad.lcd.backlight_on()
		cad.lcd.cursor_off()
		cad.lcd.blink_off()
		
		if day == 25: # if christmas
			greeting = " Merry \nChristmas"

			cad.lcd.write(greeting)
		else:	
			daysTillChristmas = 25 - day
			
			if daysTillChristmas == 1: # if there is 1 day till christmas, we say 'day' instead of 'days'
				pluralisation = ""
			else:
				pluralisation = "s"
				
			greeting = " {} day{} till \n  Christmas".format(daysTillChristmas, pluralisation) # {} are replaced by the variables in format in order
			print(greeting)
			cad.lcd.write(greeting)
	else:
		greeting = "One year to go!" # if its december but christmas has been. maybe add boxing day new years day?
		print(greeting)
		cad.lcd.write(greeting)
else:
	greeting = "Not December yet"
	print(greeting)
	cad.lcd.write(greeting)