pybnb.node¶

Branch-and-bound node implementation.

Copyright by Gabriel A. Hackebeil (gabe.hackebeil@gmail.com).

pybnb.node.dumps(obj)[source]¶: Return the serialized representation of the object as a bytes object, using the serialization module set in the current configuration.

pybnb.node.loads(data)[source]¶: Read and return an object from the given serialized data, using the serialization module set in the current configuration.

class pybnb.node.Node[source]¶

A branch-and-bound node that stores problem state.

objective¶

The objective value for the node.

Type:	float

bound¶

The bound value for the node.

Type:	float

tree_depth¶

The tree depth of the node (0-based).

Type:	int

queue_priority¶

The queue priority of the node.

Type:	float or tuple of floats