[ 0.9604, -0.4219, -0.5241],
                  [-0.9162, -0.5436, -0.6446]]]])
        >>> m(input)
        tensor([[[[ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000],
                  [ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000],
                  [ 0.0000,  0.0000, -0.1678, -0.4418,  1.9466,  0.0000,  0.0000],
                  [ 0.0000,  0.0000,  0.9604, -0.4219, -0.5241,  0.0000,  0.0000],
                  [ 0.0000,  0.0000, -0.9162, -0.5436, -0.6446,  0.0000,  0.0000],
                  [ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000],
                  [ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000,  0.0000]]]])
        >>> # using different paddings for different sides
        >>> m = nn.ZeroPad2d((1, 1, 2, 0))
        >>> m(input)
        tensor([[[[ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000],
                  [ 0.0000,  0.0000,  0.0000,  0.0000,  0.0000],
                  [ 0.0000, -0.1678, -0.4418,  1.9466,  0.0000],
                  [ 0.0000,  0.9604, -0.4219, -0.5241,  0.0000],
                  [ 0.0000, -0.9162, -0.5436, -0.6446,  0.0000]]]])

    r