code: def test_sample_ignore_index(self):
      # GH 38581
      df = DataFrame(
          {
              "col1": range(10, 20),
              "col2": range(20, 30),
              "colString": ["a"] * 10,
          }
      )
      result = df.sample(3, ignore_index=True)
      expected_index = Index(range(3))
      tm.assert_index_equal(result.index, expected_index, exact=True)
  
imports: import numpy
  import pytest
  from pandas import DataFrame, Index, Series
  import pandas._testing
  import pandas.core.common
label_desc: Use image node_id 6 for calling the TestSampleDataFrame obj's underlying member method code with example usage: obj.test_sample_ignore_index() without return types