def topological_traversal(
self,
filter_func=None,
yield_descendants_of_unyielded=False,
start_node=None,
):
"""
Performs a topological sort of the block structure and yields
the usage_key of each block as it is encountered.
Arguments:
See the description in
openedx.core.lib.graph_traversals.traverse_topologically.
Returns:
generator - A generator object created from the
traverse_topologically method.
"""
return traverse_topologically(
start_node=start_node or self.root_block_usage_key,
get_parents=self.get_parents,
get_children=self.get_children,
filter_func=filter_func,
yield_descendants_of_unyielded=yield_descendants_of_unyielded,
)
def topological_traversal(
self,
filter_func=None,
yield_descendants_of_unyielded=False,
start_node=None,
):
"""
Performs a topological sort of the block structure and yields
the usage_key of each block as it is encountered.
Arguments:
See the description in
openedx.core.lib.graph_traversals.traverse_topologically.
Returns:
generator - A generator object created from the
traverse_topologically method.
"""
return traverse_topologically(
start_node=start_node or self.root_block_usage_key,
get_parents=self.get_parents,
get_children=self.get_children,
filter_func=filter_func,
yield_descendants_of_unyielded=yield_descendants_of_unyielded,
)