code: def test_ignore_index():
      # GH 34932
      s = pd.Series([[1, 2], [3, 4]])
      result = s.explode(ignore_index=True)
      expected = pd.Series(
          [1, 2, 3, 4], index=[0, 1, 2, 3], dtype=object
      )
      tm.assert_series_equal(result, expected)
  
file_path: pandas/pandas/tests/series/methods/test_explode.py
imports: import numpy
  import pytest
  import pandas
  import pandas._testing
label_desc: Use image node_id 12 for calling a global function with example usage: test_ignore_index() without return types