{"record":{"id":"f876c33b1e5bbce6","repo":"tensorflow/models","slug":"the-trainer-requires-the-configuration-contains-an","errorCode":null,"errorMessage":"The trainer requires the configuration contains an attribute `trainer`.","messagePattern":"The trainer requires the configuration contains an attribute `trainer`\\.","errorType":"validation","errorClass":"AttributeError","httpStatus":null,"severity":"error","filePath":"official/core/base_trainer.py","lineNumber":260,"sourceCode":"  def _validate_params(self,\n                       config,\n                       check_train_data=True,\n                       check_validation_data=True):\n    r\"\"\"Validates if the configuration object passed to the Trainer.\n\n    The experiment configuration should be structured as:\n    \\trainer\n    \\task\n      \\train_data\n      \\validation_data\n\n    Args:\n      config: a namedtuple, dataclass, ConfigDict, etc.\n      check_train_data: whether to check task.train_data field.\n      check_validation_data: whether to check task.validation_data field.\n    \"\"\"\n    if not hasattr(config, \"trainer\"):\n      raise AttributeError(\"The trainer requires the configuration contains an\"\n                           \" attribute `trainer`.\")\n\n    if not hasattr(config, \"task\"):\n      raise AttributeError(\"The trainer requires the configuration contains an\"\n                           \" attribute `task`.\")\n\n    if check_train_data and not hasattr(config.task, \"train_data\"):\n      raise AttributeError(\"The trainer requires the configuration contains an\"\n                           \" attribute `task.train_data`.\")\n\n    if check_validation_data and not hasattr(config.task, \"validation_data\"):\n      raise AttributeError(\"The trainer requires the configuration contains an\"\n                           \" attribute `task.validation_data`.\")\n\n  @property\n  def strategy(self):\n    return self._strategy\n","sourceCodeStart":242,"sourceCodeEnd":278,"githubUrl":"https://github.com/tensorflow/models/blob/e006f5f0d534913e49c1f1dae87364039fa607e2/official/core/base_trainer.py#L242-L278","documentation":"Error \"The trainer requires the configuration contains an attribute `trainer`.\" thrown in tensorflow/models.","triggerScenarios":"Thrown at official/core/base_trainer.py:260 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"}