class_docstr: Test ability to marshall arrow protos.
class_docstr_tok: ["Test","ability","to","marshall","arrow","protos","."]
docstr: Test that it can be called with hide_index=False param.
docstr_tok: ["Test","that","it","can","be","called","with","hide_index=False","param","."]
code: def test_hide_index_false(self):
      """Test that it can be called with hide_index=False param."""
      data_df = pd.DataFrame(
          {
              "a": pd.Series([1, 2]),
              "b": pd.Series(["foo", "bar"]),
          }
      )
  
      st.dataframe(data_df, hide_index=False)
  
      proto = self.get_delta_from_queue().new_element.arrow_data_frame
      self.assertEqual(
          proto.columns,
          json.dumps({INDEX_IDENTIFIER: {"hidden": False}}),
      )
  
imports: import json
  from unittest.mock import MagicMock, patch
  import numpy
  import pandas
  import pyarrow
  import pytest
  from pandas.io.formats.style_render import StylerRenderer
  import streamlit
  from streamlit.elements.lib.column_config_utils import INDEX_IDENTIFIER
  from streamlit.errors import StreamlitAPIException
  from streamlit.type_util import bytes_to_data_frame, pyarrow_table_to_bytes
  from tests.delta_generator_test_case import DeltaGeneratorTestCase
  from tests.testutil import create_snowpark_session
label_desc: Use image node_id 6 for calling the ArrowDataFrameProtoTest obj's underlying member method code with example usage: obj.test_hide_index_false() without return types