docs: def fuzzyload(self, cachedir=None, partial_cfgstr='', **kwargs):
          """
          Try and load from a partially specified configuration string
          """
          valid_targets = self.glob_valid_targets(cachedir, partial_cfgstr)
          if len(valid_targets) != 1:
              import utool as ut
              msg = 'need to further specify target. valid_targets=%s' % (ut.repr3(valid_targets,))
              raise ValueError(msg)
          fpath = valid_targets[0]
          self.load(fpath=fpath, **kwargs)