code: def isPe64(self):
          
          if self.ntHeaders.optionalHeader.magic.value == consts.PE64:
              return True
          return False
docs: Determines if the current L{PE} instance is a PE64 file.
          
          @rtype: bool
          @return: C{True} if the current L{PE} instance is a PE64 file. Otherwise, returns C{False}.