code: def test_interp_all_good(self):
      pytest.importorskip("scipy")
      s = Series([1, 2, 3])
      result = s.interpolate(method="polynomial", order=1)
      tm.assert_series_equal(result, s)
  
      # non-scipy
      result = s.interpolate()
      tm.assert_series_equal(result, s)
  
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 32 for calling the TestSeriesInterpolateData obj's underlying member method code with example usage: obj.test_interp_all_good() without return types