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
- state¶
The user specified node state.