docstr: Test that `data_frame_to_bytes` correctly handles dataframes
  with unsupported column types by converting those types to string.
docstr_tok: ["Test","that","`","data_frame_to_bytes","`","correctly","handles","dataframes","with","unsupported","column","types","by","converting","those","types","to","string","."]
code: def test_data_frame_with_unsupported_column_types(self):
      """Test that `data_frame_to_bytes` correctly handles dataframes
      with unsupported column types by converting those types to string.
      """
      df = pd.DataFrame(
          {
              "mixed-integer": [1, "foo", 3],
              "mixed": [1.0, "foo", 3],
              "complex": [1 + 2j, 3 + 4j, 5 + 6 * 1j],
              "integer": [1, 2, 3],
              "float": [1.0, 2.1, 3.2],
              "string": ["foo", "bar", None],
          },
          index=[1.0, "foo", 3],
      )
  
      try:
          type_util.data_frame_to_bytes(df)
      except Exception as ex:
          self.fail(
              "No exception should have been thrown here. "
              f"Unsupported types of this dataframe should have been automatically fixed: {ex}"
          )
  
imports: import enum
  import unittest
  from collections import namedtuple
  from datetime import date
  from decimal import Decimal
  from typing import Any
  from unittest.mock import patch
  import numpy
  import pandas
  import plotly.graph_objs
  import pytest
  from pandas.api.types import infer_dtype
  from parameterized import parameterized
  from streamlit import errors, type_util
  from streamlit.errors import StreamlitAPIException
  from tests.streamlit.data_mocks import BASE_TYPES_DF, DATETIME_TYPES_DF, INTERVAL_TYPES_DF, LIST_TYPES_DF, NUMBER_TYPES_DF, PERIOD_TYPES_DF, SHARED_TEST_CASES, SPECIAL_TYPES_DF, UNSUPPORTED_TYPES_DF, TestCaseMetadata, TestObject
  from tests.streamlit.snowpark_mocks import DataFrame
  from tests.streamlit.snowpark_mocks import Row
  from tests.testutil import create_snowpark_session, patch_config_options
label_desc: Use image node_id 23 for calling the TypeUtilTest obj's underlying member method code with example usage: obj.test_data_frame_with_unsupported_column_types() without return types