docs: def removeSpecfile(self, specfiles):
          """Completely removes the specified specfiles from the
          ``msrunContainer``.
  
          :param specfiles: the name of an ms-run file or a list of names. If None
              all specfiles are selected.
          :type specfiles: str, [str, str]
          """
          for specfile in aux.toList(specfiles):
              for datatypeContainer in ['rmc', 'cic', 'smic', 'saic', 'sic']:
                  dataContainer = getattr(self, datatypeContainer)
                  try:
                      del dataContainer[specfile]
                  except KeyError:
                      pass
              del self.info[specfile]