code: def test_empty_datelike(
      self, dtype, expected_data, expected_index, axis, expected_dtype
  ):
      # GH 14564
      df = DataFrame(columns=["a", "b"], dtype=dtype)
      result = df.quantile(0.5, axis=axis, numeric_only=False)
      expected = Series(
          expected_data,
          name=0.5,
          index=Index(expected_index),
          dtype=expected_dtype,
      )
      tm.assert_series_equal(result, expected)
  
imports: import numpy
  import pytest
  import pandas
  from pandas import DataFrame, Index, Series, Timestamp
  import pandas._testing
label_desc: Use image node_id 9 for calling the TestQuantileExtensionDtype obj's underlying member method code with example usage: obj.test_empty_datelike(dtype, expected_data, expected_index, axis, expected_dtype) without return types