code: def get_vit_b_16_224_config(self):
      return {
          "name": "vision_transformer",
          "image_size": 224,
          "patch_size": 16,
          "hidden_dim": 768,
          "mlp_dim": 3072,
          "num_heads": 12,
          "num_layers": 12,
          "attention_dropout_rate": 0,
          "dropout_rate": 0.1,
          "heads": [
              {
                  "name": "vision_transformer_head",
                  "unique_id": "default_head",
                  "num_classes": 1000,
                  "fork_block": "trunk_output",
                  "in_plane": 768,
                  "hidden_dim": 3072,
              }
          ],
      }
  
file_path: ClassyVision/test/models_vision_transformer_test.py
imports: import copy
  import unittest
  import torch
  from classy_vision.models import build_model
  from test.generic.utils import compare_model_state
label_desc: Use image node_id 1 for calling the TestVisionTransformer obj's underlying member method code with example usage: obj.get_vit_b_16_224_config() and returns: dict