code: def test_pickling_as_struct_11100() -> None:
      e = pl.struct("a")
      buf = pickle.dumps(e)
      assert str(pickle.loads(buf)) == str(e)
  
imports: from __future__ import annotations
  import io
  import pickle
  from datetime import datetime, timedelta
  import pytest
  import polars
  from polars import StringCache
  from polars.testing import assert_frame_equal, assert_series_equal
label_desc: Use image node_id 2 for calling a global function with example usage: test_pickling_as_struct_11100() without return types