code: def test_interpolate_fill_value(self):
      # GH#54920
      pytest.importorskip("scipy")
      ser = Series([np.nan, 0, 1, np.nan, 3, np.nan])
      result = ser.interpolate(method="nearest", fill_value=0)
      expected = Series([np.nan, 0, 1, 1, 3, 0])
      tm.assert_series_equal(result, expected)
  
imports: import numpy
  import pytest
  import pandas.util._test_decorators
  import pandas
  from pandas import Index, MultiIndex, Series, date_range, isna
  import pandas._testing
label_desc: Use image node_id 51 for calling the TestSeriesInterpolateData obj's underlying member method code with example usage: obj.test_interpolate_fill_value() without return types