K Closest Points to Origin

def kClosest(points, k):
    minHeap = []
    for x, y in points:
        dist = (x ** 2) + (y ** 2)
        minHeap.append((dist, x, y))
    
    heapq.heapify(minHeap)
    res = []
    for _ in range(k):
        _, x, y = heapq.heappop(minHeap)
        res.append([x, y])
    return res