code: def test_replace_categorical(self, categorical, numeric):
      # GH 24971, GH#23305
      ser = pd.Series(
          pd.Categorical(categorical, categories=["A", "B"])
      )
      msg = "Downcasting behavior in `replace`"
      msg = "with CategoricalDtype is deprecated"
      with tm.assert_produces_warning(FutureWarning, match=msg):
          result = ser.replace({"A": 1, "B": 2})
      expected = pd.Series(numeric).astype("category")
      if 2 not in expected.cat.categories:
          # i.e. categories should be [1, 2] even if there are no "B"s present
          # GH#44940
          expected = expected.cat.add_categories(2)
      tm.assert_series_equal(expected, result)
  
imports: import re
  import numpy
  import pytest
  from pandas._config import using_pyarrow_string_dtype
  import pandas
  import pandas._testing
  from pandas.core.arrays import IntervalArray
label_desc: Use image node_id 25 for calling the TestSeriesReplace obj's underlying member method code with example usage: obj.test_replace_categorical(categorical, numeric) without return types