code: def test_pydantic_derived():
      data = PydDerived(
          uid=str(time()),
          value=2,
          source="source_path",
          target="target_path",
      )
  
      ser = sy.serialize(data, to_bytes=True)
      de = sy.deserialize(ser, from_bytes=True)
  
      assert (
          data.uid,
          data.value,
          data.flag,
          data.source,
          data.target,
      ) == (
          de.uid,
          de.value,
          de.flag,
          de.source,
          de.target,
      )
  
imports: from time import time
  from typing import Callable
  from typing import Optional
  from pydantic import BaseModel
  import syft
  from syft.serde.serializable import serializable
label_desc: Use image node_id 9 for calling a global function with example usage: test_pydantic_derived() without return types