Houdini 18.0 Executing Tasks pdg

pdg.Node class

Base class for dependency graph nodes.

Inheritence

Note that this refers to dependency graph nodes, not Houdini network nodes.

Node objects have methods for accessing work items, dirtying and running the node, and traversing the graph.

Methods

pdg

attributes

cooking

data

events

exceptions

  • pdg.AttribError

    Generic exception raised when an error occurs when accessing work item attributes

  • pdg.CookError

    Generic exception raised when an error running the graph.

  • pdg.ServiceError

    Generic exception raised when an error occurs during a PDG service manager operation

expressions

  • pdg.EvaluationContext

    A module with global functions that operate on the thread-local evaluation context

nodes

schedulers

services

types

workitems