code: def _build_static_table_mapping():
      
      static_table_mapping = {}
      for index, (name, value) in enumerate(CocaineHeaders.STATIC_TABLE, 1):
          header_name_search_result = static_table_mapping.setdefault(name, (index, {}))
          header_name_search_result[1][value] = index
      return static_table_mapping
docs: Build static table mapping from header name to tuple with next structure:
      (<minimal index of header>, <mapping from header value to it index>).
  
      static_table_mapping used for hash searching.