code: def test_scripting(self) -> None:
      config = EmbeddingConfig(
          name="t1",
          embedding_dim=3,
          num_embeddings=10,
          feature_names=["f1"],
      )
      ec = EmbeddingCollection(tables=[config])
      torch.jit.script(ec)
  
imports: import unittest
  from functools import partial
  import torch
  import torch.fx
  from torchrec.fx import symbolic_trace
  from torchrec.modules.embedding_configs import EmbeddingBagConfig, EmbeddingConfig
  from torchrec.modules.embedding_modules import EmbeddingBagCollection, EmbeddingCollection
  from torchrec.sparse.jagged_tensor import KeyedJaggedTensor
label_desc: Use image node_id 4 for calling the EmbeddingCollectionTest obj's underlying member method code with example usage: obj.test_scripting() without return types