code: def checksum(self):
          
          md5sum, md5sum64, = [], []
          for line in self.SLACKBUILDS_TXT.splitlines():
              if line.startswith(self.line_name):
                  sbo_name = line[17:].strip()
              if line.startswith(self.line_md5_64):
                  if sbo_name == self.name and line[26:].strip():
                      md5sum64 = line[26:].strip().split()
              if line.startswith(self.line_md5):
                  if sbo_name == self.name and line[19:].strip():
                      md5sum = line[19:].strip().split()
          return self._select_md5sum_arch(md5sum, md5sum64)
docs: Grab checksum string