{"record":{"id":"5a2b40f97ff0b166","repo":"keras-team/keras","slug":"invalid-size-argument-expected-an-int-or-a-tupl-5a2b40","errorCode":null,"errorMessage":"Invalid `size` argument. Expected an int or a tuple of length 2. Received: size={size}","messagePattern":"Invalid `size` argument\\. Expected an int or a tuple of length 2\\. Received: size=(.+?)","errorType":"exception","errorClass":"TypeError","httpStatus":null,"severity":"error","filePath":"keras/src/ops/image.py","lineNumber":784,"sourceCode":"    return _extract_patches_2d(\n        images, size, strides, dilation_rate, padding, data_format\n    )\n\n\ndef _extract_patches_2d(\n    images,\n    size,\n    strides=None,\n    dilation_rate=1,\n    padding=\"valid\",\n    data_format=None,\n):\n    if isinstance(size, int):\n        patch_h = patch_w = size\n    elif len(size) == 2:\n        patch_h, patch_w = size[0], size[1]\n    else:\n        raise TypeError(\n            \"Invalid `size` argument. Expected an \"\n            f\"int or a tuple of length 2. Received: size={size}\"\n        )\n    data_format = backend.standardize_data_format(data_format)\n    if data_format == \"channels_last\":\n        channels_in = images.shape[-1]\n    elif data_format == \"channels_first\":\n        channels_in = images.shape[-3]\n    if not strides:\n        strides = size\n    out_dim = patch_h * patch_w * channels_in\n    kernel = backend.numpy.eye(out_dim, dtype=images.dtype)\n    kernel = backend.numpy.reshape(\n        kernel, (patch_h, patch_w, channels_in, out_dim)\n    )\n    _unbatched = False\n    if len(images.shape) == 3:\n        _unbatched = True","sourceCodeStart":766,"sourceCodeEnd":802,"githubUrl":"https://github.com/keras-team/keras/blob/7a34a03db60bf60042242d6a556fc3be119046a5/keras/src/ops/image.py#L766-L802","documentation":"Error \"Invalid `size` argument. Expected an int or a tuple of length 2. Received: size={size}\" thrown in keras-team/keras.","triggerScenarios":"Thrown at keras/src/ops/image.py:784 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"}