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#output a series of points that take you from the start point to the end point
#each list corresponds to each dimension of the line

def line_to_pts(start, end):
    dims = [abs(i - j) for i, j in zip(start, end)]
    max_dim = dims.index(max(dims))
    max_diff = abs(end[max_dim] - start[max_dim])

    points = []
    for dim in range(len(start)):
        t = []
        for i in range(max_diff + 1):
            t.append(start[dim] + (end[dim] - start[dim]) / max_diff * i)

        points.append(t)

    return points


start = [3, 20]
end = [5, 10]

print(line_to_pts(start, end))