code: def test_round_numpy_with_nan(self):
      # See GH#14197
      df = Series([1.53, np.nan, 0.06]).to_frame()
      with tm.assert_produces_warning(None):
          result = df.round()
      expected = Series([2.0, np.nan, 0.0]).to_frame()
      tm.assert_frame_equal(result, expected)
  
file_path: pandas/pandas/tests/frame/methods/test_round.py
imports: import numpy
  import pytest
  import pandas
  from pandas import DataFrame, Series, date_range
  import pandas._testing
label_desc: Use image node_id 3 for calling the TestDataFrameRound obj's underlying member method code with example usage: obj.test_round_numpy_with_nan() without return types