code: def get_word_at(self, index: int) -> Union[int, BitVec]:
          
          try:
              return symbol_factory.BitVecVal(
                  util.concrete_int_from_bytes(
                      bytes([util.get_concrete_int(b) for b in self[index : index + 32]]),
                      0,
                  ),
                  256,
              )
          except TypeError:
              result = simplify(
                  Concat(
                      [
                          b if isinstance(b, BitVec) else symbol_factory.BitVecVal(b, 8)
                          for b in cast(
                              List[Union[int, BitVec]], self[index : index + 32]
                          )
                      ]
                  )
              )
              assert result.size() == 256
              return result
docs: Access a word from a specified memory index.
  
          :param index: integer representing the index to access
          :return: 32 byte word at the specified index