keras-team/keras · error · ValueError

`swapaxes` does not support tensors with dynamic rank for th

Error message

`swapaxes` does not support tensors with dynamic rank for the OpenVINO backend.

What it means

Error "`swapaxes` does not support tensors with dynamic rank for the OpenVINO backend." thrown in keras-team/keras.

Source

Thrown at keras/src/backend/openvino/numpy.py:4450

        ref, elems[i] = _align_operand_types(ref, elems[i], "stack()")
    elems[0] = ref
    const_axis = ov_opset.constant(axis, Type.i32).output(0)
    elems = [ov_opset.unsqueeze(e, const_axis).output(0) for e in elems]
    res = ov_opset.concat(elems, axis).output(0)
    return OpenVINOKerasTensor(res)


def std(x, axis=None, keepdims=False):
    var_x = var(x, axis, keepdims)
    std_dev = ov_opset.sqrt(var_x.output).output(0)
    return OpenVINOKerasTensor(std_dev)


def swapaxes(x, axis1, axis2):
    x = get_ov_output(x)
    x_shape = x.get_partial_shape()
    if x_shape.rank.is_dynamic:
        raise ValueError(
            "`swapaxes` does not support tensors with dynamic rank for the "
            "OpenVINO backend."
        )
    rank = x_shape.rank.get_length()
    axis1 = canonicalize_axis(axis1, rank)
    axis2 = canonicalize_axis(axis2, rank)
    axes = list(range(rank))
    axes[axis1], axes[axis2] = axes[axis2], axes[axis1]
    result = ov_opset.transpose(x, ov_opset.constant(axes, Type.i32))
    return OpenVINOKerasTensor(result.output(0))


def take(x, indices, axis=None):
    x = get_ov_output(x)
    indices = get_ov_output(indices)
    if axis is None:
        target_shape = ov_opset.constant([-1], dtype=Type.i32).output(0)
        x = ov_opset.reshape(x, target_shape, False).output(0)

View on GitHub (pinned to 7a34a03db6)

When it happens

Trigger: Thrown at keras/src/backend/openvino/numpy.py:4450 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of keras-team/keras@7a34a03db6 (2026-08-25). Data as JSON: /api/errors/71ecc4c94cf1c657. Report an issue: GitHub.