head_config.json

{
  "config": {
    "activation_function": null,
    "bias": false,
    "dropout_prob": null,
    "head_type": "classification",
    "label2id": {
      "contradiction": 2,
      "entailment": 0,
      "neutral": 1
    },
    "layers": 1,
    "num_labels": 3,
    "use_pooler": false
  },
  "hidden_size": 768,
  "model_class": "GPT2AdapterModel",
  "model_name": "gpt2",
  "model_type": "gpt2",
  "name": "mnli",
  "version": "0.2.0"
}