code: def rename_with_prefix(self, prefix="", new_path=None, in_place=True, remove_desc=True):
          
          # Temporary path #
          if new_path is None: prefixed = self.__class__(new_temp_path())
          else:                prefixed = self.__class__(new_path)
          # Generator #
          def prefixed_iterator():
              for i,read in enumerate(self):
                  read.id = prefix + read.id
                  if remove_desc: read.description = ""
                  yield read
          # Do it #
          prefixed.write(prefixed_iterator())
          prefixed.close()
          # Replace it #
          if in_place:
              os.remove(self.path)
              shutil.move(prefixed, self.path)
          return prefixed
docs: Rename every sequence based on a prefix.