code: def _find_matching_algo(self, region):
          
          for algo in self._info.algos:
              # Both start and size are required attributes.
              algoStart = int(algo.attrib['start'], base=0)
              algoSize = int(algo.attrib['size'], base=0)
              algoEnd = algoStart + algoSize - 1
          
              # Check if the region indicated by start..size fits within the algo.
              if (algoStart <= region.start <= algoEnd) and (algoStart <= region.end <= algoEnd):
                  return algo
          return None
docs: ! @brief Searches for a flash algo covering the regions's address range.