{"record":{"id":"d7fcdbba696d7aeb","repo":"tensorflow/models","slug":"not-valid-params-param-set-num-gpus","errorCode":null,"errorMessage":"Not valid params: param_set={} num_gpus={}","messagePattern":"Not valid params: param_set=(.+?) num_gpus=(.+?)","errorType":"exception","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"official/legacy/transformer/misc.py","lineNumber":43,"sourceCode":"\nFLAGS = flags.FLAGS\n\nPARAMS_MAP = {\n    'tiny': model_params.TINY_PARAMS,\n    'base': model_params.BASE_PARAMS,\n    'big': model_params.BIG_PARAMS,\n}\n\n\ndef get_model_params(param_set, num_gpus):\n  \"\"\"Gets predefined model params.\"\"\"\n  if num_gpus > 1:\n    if param_set == 'big':\n      return model_params.BIG_MULTI_GPU_PARAMS.copy()\n    elif param_set == 'base':\n      return model_params.BASE_MULTI_GPU_PARAMS.copy()\n    else:\n      raise ValueError('Not valid params: param_set={} num_gpus={}'.format(\n          param_set, num_gpus))\n\n  return PARAMS_MAP[param_set].copy()\n\n\ndef define_transformer_flags():\n  \"\"\"Add flags and flag validators for running transformer_main.\"\"\"\n  # Add common flags (data_dir, model_dir, etc.).\n  flags_core.define_base(num_gpu=True, distribution_strategy=True)\n  flags_core.define_performance(\n      num_parallel_calls=True,\n      inter_op=False,\n      intra_op=False,\n      synthetic_data=True,\n      max_train_steps=False,\n      dtype=True,\n      loss_scale=True,\n      all_reduce_alg=True,","sourceCodeStart":25,"sourceCodeEnd":61,"githubUrl":"https://github.com/tensorflow/models/blob/e006f5f0d534913e49c1f1dae87364039fa607e2/official/legacy/transformer/misc.py#L25-L61","documentation":"Error \"Not valid params: param_set={} num_gpus={}\" thrown in tensorflow/models.","triggerScenarios":"Thrown at official/legacy/transformer/misc.py:43 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":"e006f5f0d534913e49c1f1dae87364039fa607e2","analyzedAt":"2026-08-24T14:09:15.576Z","schemaVersion":2},"datasetVersion":"2026-08-24T17:17:21.512Z"}