Driver(bpy_struct)

base class — bpy_struct

class bpy.types.Driver.Driver(bpy_struct)

Driver for the value of a setting based on an external value

expression

Expression to use for Scripted Expression

Type

string, default “”, (never None)

is_simple_expression

The scripted expression can be evaluated without using the full python interpreter

Type

boolean, default False, (readonly)

is_valid

Driver could not be evaluated in past, so should be skipped

Type

boolean, default False

type

Driver type

Type

enum in [‘AVERAGE’, ‘SUM’, ‘SCRIPTED’, ‘MIN’, ‘MAX’], default ‘AVERAGE’

use_self

Include a ‘self’ variable in the name-space, so drivers can easily reference the data being modified (object, bone, etc…)

Type

boolean, default False

variables

Properties acting as inputs for this driver

Type

ChannelDriverVariables bpy_prop_collection of DriverVariable, (readonly)

classmethod bl_rna_get_subclass(id, default=None)
Parameters

id (string) – The RNA type identifier.

Returns

The RNA type or default when not found.

Return type

bpy.types.Struct subclass

classmethod bl_rna_get_subclass_py(id, default=None)
Parameters

id (string) – The RNA type identifier.

Returns

The class or default when not found.

Return type

type

Inherited Properties

  • bpy_struct.id_data

Inherited Functions

  • bpy_struct.as_pointer

  • bpy_struct.driver_add

  • bpy_struct.driver_remove

  • bpy_struct.get

  • bpy_struct.is_property_hidden

  • bpy_struct.is_property_overridable_library

  • bpy_struct.is_property_readonly

  • bpy_struct.is_property_set

  • bpy_struct.items

  • bpy_struct.keyframe_delete

  • bpy_struct.keyframe_insert

  • bpy_struct.keys

  • bpy_struct.path_from_id

  • bpy_struct.path_resolve

  • bpy_struct.pop

  • bpy_struct.property_overridable_library_set

  • bpy_struct.property_unset

  • bpy_struct.type_recast

  • bpy_struct.values

References

  • FCurve.driver