code: def _trim_pandas_styles(styles: List[M]) -> List[M]:
      """Filter out empty styles.
  
      Every cell will have a class, but the list of props
      may just be [['', '']].
  
      Parameters
      ----------
      styles : list
          pandas.Styler translated styles.
  
      """
      return [x for x in styles if any(any(y) for y in x["props"])]
  
file_path: streamlit/lib/streamlit/elements/lib/pandas_styler_utils.py
imports: from typing import TYPE_CHECKING, Any, List, Mapping, TypeVar
  import pandas
  from streamlit import type_util
  from streamlit.errors import StreamlitAPIException
  from streamlit.proto.Arrow_pb2 import Arrow
label_desc: Use image node_id 5 for calling a global function with example usage: _trim_pandas_styles(styles) and returns: unknown