CircleOfSquares.py

# boring version of https://twitter.com/beesandbombs/status/1334541858366775298
# <3 beesandbombs!

canvasSize = 800
numFrames = 50
numSquares = 50
radius = 0.3 * canvasSize
squareSize = 0.2 * canvasSize

for frame in range(numFrames):
    newPage(canvasSize, canvasSize)
    frameDuration(1/25)
    fill(1)
    rect(0, 0, canvasSize, canvasSize)
    translate(canvasSize/2, canvasSize/2)
    stroke(0)
    strokeWidth(2)
    for i in range(2):
        path = BezierPath()
        path.rect(i * -canvasSize/2, -canvasSize/2, canvasSize/2, canvasSize)
        with savedState():
            clipPath(path)
            for j in range(numSquares):
                if not i:
                    j += numSquares / 2
                angle = tau * j / numSquares
                x = radius * cos(angle)
                y = radius * sin(angle)
                with savedState():
                    translate(x, y)
                    rotate(-90 * frame / numFrames + 90 * j / numSquares)
                    rect(-squareSize/2, -squareSize/2, squareSize, squareSize)

saveImage("CircleOfSquares.gif")