code: def _complete_path(self, cmd_param_text, full_cmd, *_):
          
          if full_cmd.endswith(" "):
              cmd_param, path = " ", " "
          else:
              pieces = shlex.split(full_cmd)
              if len(pieces) > 1:
                  cmd_param = pieces[-1]
              else:
                  cmd_param = cmd_param_text
              path = cmd_param.rstrip("/") if cmd_param != "/" else "/"
  
          if re.match(r"^\s*$", path):
              return self._zk.get_children(self.curdir)
  
          rpath = self.resolve_path(path)
          if self._zk.exists(rpath):
              opts = [os.path.join(path, znode) for znode in self._zk.get_children(rpath)]
          else:
              parent, child = os.path.dirname(rpath), os.path.basename(rpath)
              relpath = os.path.dirname(path)
              to_rel = lambda n: os.path.join(relpath, n) if relpath != "" else n
              opts = [to_rel(n) for n in self._zk.get_children(parent) if n.startswith(child)]
  
          offs = len(cmd_param) - len(cmd_param_text)
          return [opt[offs:] for opt in opts]
docs: completes paths