class Pixel:
	def __init__(self): ...

	def as_tuple(self):
		return (self.r, self.g, self.b)

class Picture:
	def __init__(self, data);
		self.pixels = data
		self.w = None
		self.h = None

	# TODO: convert from format
	
	def show(self): ...

class Interpolator
	def interpolate(self, picture, new_h, new_w):
		result = [[None for _ in range(new_w)] for _ in range(new_h)]
		for x in range(new_w):
			for y in range(new_h):
				raise NotImplementedError('Tady jsem skončil')


	def get_pixel(self, picture, x, y, result, quantum_x, quantum_y):
		raise NotImplementedError('You write this :-)')