code: def test_convert_byte_string_dtype(self):
      # GH-43183
      byte_str = b"binary-string"
  
      df = pd.DataFrame(data={"A": byte_str}, index=[0])
      result = df.convert_dtypes()
      expected = df
      tm.assert_frame_equal(result, expected)
  
file_path: pandas/pandas/tests/series/methods/test_convert_dtypes.py
imports: from itertools import product
  import numpy
  import pytest
  from pandas._libs import lib
  import pandas
  import pandas._testing
label_desc: Use image node_id 4 for calling the TestSeriesConvertDtypes obj's underlying member method code with example usage: obj.test_convert_byte_string_dtype() without return types