class_docstr: Serializes any SuiteResult instance into HTML format.
  
  Parameters
  ----------
  value : SuiteResult
      SuiteResult instance that needed to be serialized.
docstr: Prepare extra info section.
docstr_tok: ["Prepare","extra","info","section","."]
code: def prepare_extra_info(self) -> str:
      """Prepare extra info section."""
      if self.value.extra_info:
          extra_info = "<br>".join(
              f"<div>{it}</div>" for it in self.value.extra_info
          )
          return f"<br>{extra_info}"
      else:
          return ""
  
imports: import textwrap
  import typing
  import warnings
  from deepchecks.core import check_result
  from deepchecks.core import suite
  from deepchecks.core.resources import requirejs_script
  from deepchecks.core.serialization.abc import HtmlSerializer
  from deepchecks.core.serialization.check_result.html import CheckResultSection
  from deepchecks.core.serialization.check_result.html import CheckResultSerializer
  from deepchecks.core.serialization.common import Html, aggregate_conditions, create_failures_dataframe, form_output_anchor, plotlyjs_script
  from deepchecks.core.serialization.dataframe.html import DataFrameSerializer
  from deepchecks.utils.dataframes import hide_index_for_display
  from deepchecks.utils.html import linktag
label_desc: Use image node_id 5 for calling the SuiteResultSerializer obj's underlying member method code with example usage: obj.prepare_extra_info() and returns: str, extra_info, str