code: def test_serde_expression_5461() -> None:
      e = pl.col("a").sqrt() / pl.col("b").alias("c")
      assert pickle.loads(pickle.dumps(e)).meta == e.meta
  
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 6 for calling a global function with example usage: test_serde_expression_5461() without return types