FormDiagram.unset_edge_attribute

FormDiagram.unset_edge_attribute(key, name)[source]

Unset the attribute of an edge.

Parameters:

  • key (tuple[hashable, hashable]) – The edge identifier.

  • name (str) – The name of the attribute.

Returns:

None

Raises:

KeyError – If the edge does not exist.

Notes

Unsetting the value of an edge attribute implicitly sets it back to the value stored in the default edge attribute dict.