train_config.json

{
  "model_name": "bert-base-uncased",
  "training_args": {
    "output_dir": "./results",
    "num_train_epochs": 3,
    "per_device_train_batch_size": 8,
    "per_device_eval_batch_size": 8,
    "warmup_steps": 500,
    "weight_decay": 0.01,
    "logging_dir": "./logs",
    "logging_steps": 10
  }
}