Houdini 20.5 Executing tasks with PDG/TOPs pdg

pdg.tickResult module

The return type of a pdg.SchedulerBase onTick callback

Values

pdg.tickResult.SchedulerReady

The scheduler is ready to schedule ready work items, the onSchedule callback may be called with new items.

pdg.tickResult.SchedulerBusy

The scheduler can not schedule ready work items, onSchedule will not be called until SchedulerReady is returned.

pdg.tickResult.SchedulerCancelCook

The scheduler has encountered a fatal error and the graph cook should be cancelled.

pdg

attributes

cooking

customtypes

  • pdg.Dictionary

    Wraps a nested dictionary object in Python, used with Dictionary Array attributes

data

debugging

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

internal

nodes

schedulers

services

types

workitems