code: def test_casting_from_an_enum_to_local() -> None:
      dtype = pl.Enum(["a", "b", "c"])
      s = pl.Series([None, "a", "b", "c"], dtype=dtype)
      s2 = s.cast(pl.Categorical)
      expected = pl.Series([None, "a", "b", "c"], dtype=pl.Categorical)
      assert_series_equal(s2, expected)
  
imports: import operator
  from datetime import date
  from textwrap import dedent
  from typing import Any, Callable
  import pytest
  import polars
  from polars import StringCache
  from polars.testing import assert_series_equal
label_desc: Use image node_id 13 for calling a global function with example usage: test_casting_from_an_enum_to_local() without return types