checkerboard.py

import requests
import base64
import json
import bitarray
import time

# 152 x 16 
COLS = 152
ROWS = 16

def send_frame(data):
	data = base64.b64encode(data.tobytes())
	payload = json.dumps({'pixmap': data.decode('ascii')})
	req = requests.post('http://pingiepie.rzl:8000', data = payload)

	print(req)
	print(req.text)

def main():
	image_array = bitarray.bitarray(COLS * ROWS)
	image_array.setall(False)


	for y in range(ROWS):
		for x in range(COLS):
			if ((x % 2) and not (y % 2)) or (not (x % 2) and (y % 2)):
				image_array[y * COLS + x] = True

	send_frame(image_array)

if __name__ == '__main__':
	main()