keras-team/keras · error · ValueError

Invalid value for argument `method`. Expected of one {SCALE_

Error message

Invalid value for argument `method`. Expected of one {SCALE_AND_TRANSLATE_METHODS}. Received: method={method}

What it means

Error "Invalid value for argument `method`. Expected of one {SCALE_AND_TRANSLATE_METHODS}. Received: method={method}" thrown in keras-team/keras.

Source

Thrown at keras/src/backend/numpy/image.py:1188

    if need_squeeze:
        transformed_images = np.squeeze(transformed_images, axis=0)
    transformed_images = transformed_images.astype(input_dtype)

    return transformed_images


def scale_and_translate(
    images,
    output_shape,
    scale,
    translation,
    spatial_dims,
    method,
    antialias=True,
):
    if method not in SCALE_AND_TRANSLATE_METHODS:
        raise ValueError(
            "Invalid value for argument `method`. Expected of one "
            f"{SCALE_AND_TRANSLATE_METHODS}. Received: method={method}"
        )
    if method in ("linear", "bilinear", "trilinear", "triangle"):
        method = "linear"
    elif method in ("cubic", "bicubic", "tricubic"):
        method = "cubic"

    images = convert_to_tensor(images)
    scale = convert_to_tensor(scale)
    translation = convert_to_tensor(translation)
    kernel = _kernels[method]
    dtype = backend.result_type(scale.dtype, translation.dtype)
    scale = scale.astype(dtype)
    translation = translation.astype(dtype)
    return _scale_and_translate(
        images,
        output_shape,

View on GitHub (pinned to 7a34a03db6)

When it happens

Trigger: Thrown at keras/src/backend/numpy/image.py:1188 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/cfc0f324fe0dd1d6. Report an issue: GitHub.