code: def test_repeated_measures_invalid_factor_name():
      """
      Test with a factor name of 'C', which conflicts with patsy.
      """
      assert_raises(
          ValueError,
          AnovaRM,
          data.iloc[:16, :],
          "DV",
          "id",
          within=["C"],
      )
  
file_path: statsmodels/statsmodels/stats/tests/test_anova_rm.py
imports: from statsmodels.compat.pandas import assert_frame_equal
  from numpy.testing import assert_array_almost_equal, assert_equal, assert_raises
  import pandas
  from statsmodels.stats.anova import AnovaRM
label_desc: Use image node_id 4 for calling a global function with example usage: test_repeated_measures_invalid_factor_name() without return types