{"record":{"id":"72a08705af056000","repo":"keras-team/keras","slug":"invalid-images-dtype-expected-float-dtype-receiv-72a087","errorCode":null,"errorMessage":"Invalid images dtype: expected float dtype. Received: images.dtype={backend.standardize_dtype(dtype)}","messagePattern":"Invalid images dtype: expected float dtype\\. Received: images\\.dtype=(.+?)","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"keras/src/backend/numpy/ops/image.py","lineNumber":139,"sourceCode":"        rgb_planes_to_hsv_planes(red, green, blue), axis=channels_axis\n    )\n    return images.astype(dtype)\n\n\ndef hsv_to_rgb(images, data_format=None):\n    # Ref: dm_pix\n    images = convert_to_tensor(images)\n    dtype = images.dtype\n    data_format = standardize_data_format(data_format)\n    channels_axis = -1 if data_format == \"channels_last\" else -3\n    if len(images.shape) not in (3, 4):\n        raise ValueError(\n            \"Invalid images rank: expected rank 3 (single image) \"\n            \"or rank 4 (batch of images). Received input with shape: \"\n            f\"images.shape={images.shape}\"\n        )\n    if not backend.is_float_dtype(dtype):\n        raise ValueError(\n            \"Invalid images dtype: expected float dtype. \"\n            f\"Received: images.dtype={backend.standardize_dtype(dtype)}\"\n        )\n    hue, saturation, value = np.split(images, 3, channels_axis)\n    hue = np.squeeze(hue, channels_axis)\n    saturation = np.squeeze(saturation, channels_axis)\n    value = np.squeeze(value, channels_axis)\n\n    def hsv_planes_to_rgb_planes(hue, saturation, value):\n        dh = np.mod(hue, 1.0) * 6.0\n        dr = np.clip(np.abs(dh - 3.0) - 1.0, 0.0, 1.0)\n        dg = np.clip(2.0 - np.abs(dh - 2.0), 0.0, 1.0)\n        db = np.clip(2.0 - np.abs(dh - 4.0), 0.0, 1.0)\n        one_minus_s = 1.0 - saturation\n\n        red = value * (one_minus_s + saturation * dr)\n        green = value * (one_minus_s + saturation * dg)\n        blue = value * (one_minus_s + saturation * db)","sourceCodeStart":121,"sourceCodeEnd":157,"githubUrl":"https://github.com/keras-team/keras/blob/7a34a03db60bf60042242d6a556fc3be119046a5/keras/src/backend/numpy/ops/image.py#L121-L157","documentation":"Error \"Invalid images dtype: expected float dtype. Received: images.dtype={backend.standardize_dtype(dtype)}\" thrown in keras-team/keras.","triggerScenarios":"Thrown at keras/src/backend/numpy/ops/image.py:139 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"7a34a03db60bf60042242d6a556fc3be119046a5","analyzedAt":"2026-08-25T21:25:25.994Z","schemaVersion":2},"datasetVersion":"2026-08-26T02:17:13.382Z"}