code: def _install():
      from ..core import DATAFRAME_TYPE, SERIES_TYPE
      from .sort_values import dataframe_sort_values, series_sort_values
      from .sort_index import sort_index
  
      for cls in DATAFRAME_TYPE:
          setattr(cls, "sort_values", dataframe_sort_values)
          setattr(cls, "sort_index", sort_index)
  
      for cls in SERIES_TYPE:
          setattr(cls, "sort_values", series_sort_values)
          setattr(cls, "sort_index", sort_index)
  
label_desc: Use image node_id 1 for calling a global function with example usage: _install() without return types