Method walk_groups

tables/file.py:2308–2322

Recursively iterate over groups (not leaves) hanging from where. The where group itself is listed first (preorder), then each of its child groups (following an alphanumerical order) is also traversed, following the same procedure. If where is not supplied, the root

(self, where: Group | str = "/")

                yield from self.iter_nodes(group, classname)

    def walk_groups(self, where: Group | str = "/") -> Generator[Group]:
        """Recursively iterate over groups (not leaves) hanging from where.

        The where group itself is listed first (preorder), then each of its
        child groups (following an alphanumerical order) is also traversed,
        following the same procedure.  If where is not supplied, the root
        group is used.

        The where argument can be a path string
        or a Group instance (see :ref:`GroupClassDescr`).

        """
        group = self.get_node(where)  # Does the parent exist?
        self._check_group(group)  # Is it a group?
        return group._f_walk_groups()

    def _check_open(self) -> None:
        """Check the state of the file.