docs: def lstree(self, astr_path=""):
              """
              Print/return the tree from the current node.
              """
              self.sCore.reset()
              str_cwd       = self.cwd()
              if len(astr_path): self.cdnode(astr_path)
              str_ls        = '%s' % self.snode_current
              print(str_ls)
              if len(astr_path): self.cdnode(str_cwd)
              return str_ls