{"record":{"id":"57b4385e69e9c79d","repo":"keras-team/keras","slug":"invalid-value-for-argument-interpolation-expect-57b438","errorCode":null,"errorMessage":"Invalid value for argument `interpolation`. Expected of one {AFFINE_TRANSFORM_INTERPOLATIONS}. Received: interpolation={interpolation}","messagePattern":"Invalid value for argument `interpolation`\\. Expected of one (.+?)\\. Received: interpolation=(.+?)","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"keras/src/backend/tensorflow/image.py","lineNumber":352,"sourceCode":"    if data_format == \"channels_first\":\n        if len(images.shape) == 4:\n            resized = tf.transpose(resized, (0, 3, 1, 2))\n        elif len(images.shape) == 3:\n            resized = tf.transpose(resized, (2, 0, 1))\n    return resized\n\n\ndef affine_transform(\n    images,\n    transform,\n    interpolation=\"bilinear\",\n    fill_mode=\"constant\",\n    fill_value=0,\n    data_format=None,\n):\n    data_format = backend.standardize_data_format(data_format)\n    if interpolation not in AFFINE_TRANSFORM_INTERPOLATIONS:\n        raise ValueError(\n            \"Invalid value for argument `interpolation`. Expected of one \"\n            f\"{AFFINE_TRANSFORM_INTERPOLATIONS}. Received: \"\n            f\"interpolation={interpolation}\"\n        )\n    if fill_mode not in AFFINE_TRANSFORM_FILL_MODES:\n        raise ValueError(\n            \"Invalid value for argument `fill_mode`. Expected of one \"\n            f\"{AFFINE_TRANSFORM_FILL_MODES}. Received: fill_mode={fill_mode}\"\n        )\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 len(transform.shape) not in (1, 2):\n        raise ValueError(\n            \"Invalid transform rank: expected rank 1 (single transform) \"","sourceCodeStart":334,"sourceCodeEnd":370,"githubUrl":"https://github.com/keras-team/keras/blob/7a34a03db60bf60042242d6a556fc3be119046a5/keras/src/backend/tensorflow/image.py#L334-L370","documentation":"Error \"Invalid value for argument `interpolation`. Expected of one {AFFINE_TRANSFORM_INTERPOLATIONS}. Received: interpolation={interpolation}\" thrown in keras-team/keras.","triggerScenarios":"Thrown at keras/src/backend/tensorflow/image.py:352 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"}