FormDiagram.nodes_attributes

FormDiagram.nodes_attributes(names=None, values=None, keys=None)[source]

Get or set multiple attributes of multiple nodes.

Parameters:

  • names (list[str], optional) – The names of the attribute.

  • values (list[Any], optional) – The values of the attributes.

  • keys (list[hashable], optional) – A list of node identifiers.

Returns:

list[dict[str, Any]] | list[list[Any]] | None – If the parameter names is None, the function returns a list containing an attribute dict per node. If the parameter names is not None, the function returns a list containing a list of attribute values per node corresponding to the provided attribute names. The function returns None if it is used as a “setter”.

Raises:

KeyError – If any of the nodes does not exist.