user: What is R and how is it used in Blender Python scripting?

assistant:  in bpy.types)](bpy.types.RigidBodyWorld.html#bpy.types.RigidBodyWorld) - [RigidBodyWorld.effector_weights (in module bpy.types)](bpy.types.RigidBodyWorld.html#bpy.types.RigidBodyWorld.effector_weights) - [RigidBodyWorld.point_cache (in module bpy.types)](bpy.types.RigidBodyWorld.html#bpy.types.RigidBodyWorld.point_cache) - [rim_color (bpy.types.ShaderFxRim attribute)](bpy.types.ShaderFxRim.html#bpy.types.ShaderFxRim.rim_color) - [rim_vertex_group (bpy.types.SolidifyModifier attribute)](bpy.types.SolidifyModifier.html#bpy.types.SolidifyModifier.rim_vertex_group) - [rings_direction (bpy.types.ShaderNodeTexWave attribute)](bpy.types.ShaderNodeTexWave.html#bpy.types.ShaderNodeTexWave.rings_direction) - [rip() (in module bpy.ops.mesh)](bpy.ops.mesh.html#bpy.ops.mesh.rip)   - [(in module bpy.ops.uv)](bpy.ops.uv.html#bpy.ops.uv.rip) - [rip_edge() (in module bpy.ops.mesh)](bpy.ops.mesh.html#bpy.ops.mesh.rip_edge) - [rip_edge_move() (in module bpy.ops.mesh)](bpy.ops.mesh.html#bpy.ops.mesh.rip_edge_move) - [rip_move() (in module bpy.ops.mesh)](bpy.ops.mesh.html#bpy.ops.mesh.rip_move)   - [(in module bpy.ops.uv)](bpy.ops.uv.html#bpy.ops.uv.rip_move) - [rna_ancestors() (bpy.types.bpy_struct method)](bpy.types.bpy_struct.html#bpy.types.bpy_struct.rna_ancestors) - [roll (bpy.types.EditBone attribute)](bpy.types.EditBone.html#bpy.types.EditBone.roll) - [roll_clear() (in module bpy.ops.armature)](bpy.ops.armature.html#bpy.ops.armature.roll_clear) - [root_radius (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.root_radius) - [rot_clear() (in module bpy.ops.pose)](bpy.ops.pose.html#bpy.ops.pose.rot_clear) - [rotate() (in module bmesh.ops)](bmesh.ops.html#bmesh.ops.rotate)   - [(in module bpy.ops.transform)](bpy.ops.transform.html#bpy.ops.transform.rotate)   - [(in module bpy.ops.view3d)](bpy.ops.view3d.html#bpy.ops.view3d.rotate)   - [(mathutils.Euler method)](mathutils.html#mathutils.Euler.rotate)   - [(mathutils.Matrix method)](mathutils.html#mathutils.Matrix.rotate)   - [(mathutils.Quaternion method)](mathutils.html#mathutils.Quaternion.rotate) - [rotate_axis() (mathutils.Euler method)](mathutils.html#mathutils.Euler.rotate_axis) - [rotate_colors() (in module bmesh.ops)](bmesh.ops.html#bmesh.ops.rotate_colors) - [rotate_edges() (in module bmesh.ops)](bmesh.ops.html#bmesh.ops.rotate_edges) - [rotate_normal() (in module bpy.ops.transform)](bpy.ops.transform.html#bpy.ops.transform.rotate_normal) - [rotate_orthogonal() (in module bpy.ops.image)](bpy.ops.image.html#bpy.ops.image.rotate_orthogonal) - [rotate_uvs() (in module bmesh.ops)](bmesh.ops.html#bmesh.ops.rotate_uvs) - [rotation (bpy.types.CameraBackgroundImage attribute)](bpy.types.CameraBackgroundImage.html#bpy.types.CameraBackgroundImage.rotation)   - [(bpy.types.GreasePencilLayer attribute)](bpy.types.GreasePencilLayer.html#bpy.types.GreasePencilLayer.rotation)   - [(bpy.types.GreasePencilOffsetModifier attribute)](bpy.types.GreasePencilOffsetModifier.html#bpy.types.GreasePencilOffsetModifier.rotation)   - [(bpy.types.MetaElement attribute)](bpy.types.MetaElement.html#bpy.types.MetaElement.rotation)   - [(bpy.types.Particle attribute)](bpy.types.Particle.html#bpy.types.Particle.rotation)   - [(bpy.types.ParticleInstanceModifier attribute)](bpy.types.ParticleInstanceModifier.html#bpy.types.ParticleInstanceModifier.rotation)   - [(bpy.types.ParticleKey attribute)](bpy.types.ParticleKey.html#bpy.types.ParticleKey.rotation)   - [(bpy.types.ShaderFxBlur attribute)](bpy.types.ShaderFxBlur.html#bpy.types.ShaderFxBlur.rotation)   - [(bpy.types.ShaderFxGlow attribute)](bpy.types.ShaderFxGlow.html#bpy.types.ShaderFxGlow.rotation)   - [(bpy.types.ShaderFxShadow attribute)](bpy.types.ShaderFxShadow.html#bpy.types.ShaderFxShadow.rotation)   - [(bpy.types.StripTransform attribute)](bpy.types.StripTransform.html#bpy.types.StripTransform.rotation)   - [(bpy.types.TexMapping attribute)](bpy.types.TexMapping.html#bpy.types.TexMapping.rotation)   - [(bpy.types.UVWarpModifier attribute)](bpy.types.UVWarpModifier.html#bpy.types.UVWarpModifier.rotation) - [ROTATION (in module blf)](blf.html#blf.ROTATION) - [rotation() (in module blf)](blf.html#blf.rotation) - [Rotation() (mathutils.Matrix class method)](mathutils.html#mathutils.Matrix.Rotation) - [rotation_angle (bpy.types.PreferencesView attribute)](bpy.types.PreferencesView.html#bpy.types.PreferencesView.rotation_angle) - [rotation_axis_angle (bpy.types.Object attribute)](bpy.types.Object.html#bpy.types.Object.rotation_axis_angle)   - [(bpy.types.PoseBone attribute)](bpy.types.PoseBone.html#bpy.types.PoseBone.rotation_axis_angle)   - [(bpy.types.View3DCursor attribute)](bpy.types.View3DCursor.html#bpy.types.View3DCursor.rotation_axis_angle) - [rotation_clear() (in module bpy.ops.object)](bpy.ops.object.html#bpy.ops.object.rotation_clear) - [rotation_estimate (bpy.types.SoftBodySettings attribute)](bpy.types.SoftBodySettings.html#bpy.types.SoftBodySettings.rotation_estimate) - [rotation_euler (bpy.types.FunctionNodeInputRotation attribute)](bpy.types.FunctionNodeInputRotation.html#bpy.types.FunctionNodeInputRotation.rotation_euler)   - [(bpy.types.Object attribute)](bpy.types.Object.html#bpy.types.Object.rotation_euler)   - [(bpy.types.PoseBone attribute)](bpy.types.PoseBone.html#bpy.types.PoseBone.rotation_euler)   - [(bpy.types.View3DCursor attribute)](bpy.types.View3DCursor.html#bpy.types.View3DCursor.rotation_euler) - [rotation_factor_random (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.rotation_factor_random) - [rotation_mode (bpy.types.DriverTarget attribute)](bpy.types.DriverTarget.html#bpy.types.DriverTarget.rotation_mode)   - [(bpy.types.Object attribute)](bpy.types.Object.html#bpy.types.Object.rotation_mode)   - [(bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.rotation_mode)   - [(bpy.types.PoseBone attribute)](bpy.types.PoseBone.html#bpy.types.PoseBone.rotation_mode)   - [(bpy.types.View3DCursor attribute)](bpy.types.View3DCursor.html#bpy.types.View3DCursor.rotation_mode) - [rotation_mode_set() (in module bpy.ops.pose)](bpy.ops.pose.html#bpy.ops.pose.rotation_mode_set) - [rotation_quaternion (bpy.types.Object attribute)](bpy.types.Object.html#bpy.types.Object.rotation_quaternion)   - [(bpy.types.PoseBone attribute)](bpy.types.PoseBone.html#bpy.types.PoseBone.rotation_quaternion)   - [(bpy.types.View3DCursor attribute)](bpy.types.View3DCursor.html#bpy.types.View3DCursor.rotation_quaternion) - [rotation_range (bpy.types.PivotConstraint attribute)](bpy.types.PivotConstraint.html#bpy.types.PivotConstraint.rotation_range) - [rotation_space (bpy.types.FunctionNodeRotateRotation attribute)](bpy.types.FunctionNodeRotateRotation.html#bpy.types.FunctionNodeRotateRotation.rotation_space) - [rotation_type (bpy.types.FunctionNodeRotateEuler attribute)](bpy.types.FunctionNodeRotateEuler.html#bpy.types.FunctionNodeRotateEuler.rotation_type)   - [(bpy.types.ShaderNodeVectorRotate attribute)](bpy.types.ShaderNodeVectorRotate.html#bpy.types.ShaderNodeVectorRotate.rotation_type) - [rough_factor (bpy.types.ParticleSettingsTextureSlot attribute)](bpy.types.ParticleSettingsTextureSlot.html#bpy.types.ParticleSettingsTextureSlot.rough_factor) - [roughness (bpy.types.FModifierNoise attribute)](bpy.types.FModifierNoise.html#bpy.types.FModifierNoise.roughness)   - [(bpy.types.Material attribute)](bpy.types.Material.html#bpy.types.Material.roughness) - [roughness_1 (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_1) - [roughness_1_size (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_1_size) - [roughness_2 (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_2) - [roughness_2_size (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_2_size) - [roughness_2_threshold (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_2_threshold) - [roughness_end_shape (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_end_shape) - [roughness_endpoint (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.roughness_endpoint) - [round_cap_thickness() (freestyle.shaders.freestyle.shaders.RoundCapShader method)](freestyle.shaders.html#freestyle.shaders.freestyle.shaders.RoundCapShader.round_cap_thickness) - [rounding_mode (bpy.types.FunctionNodeFloatToInt attribute)](bpy.types.FunctionNodeFloatToInt.html#bpy.types.FunctionNodeFloatToInt.rounding_mode) - [roundness (bpy.types.ThemeWidgetColors attribute)](bpy.types.ThemeWidgetColors.html#bpy.types.ThemeWidgetColors.roundness) - [rounds (bpy.types.FreestyleLineStyle attribute)](bpy.types.FreestyleLineStyle.html#bpy.types.FreestyleLineStyle.rounds)   - [(bpy.types.LineStyleGeometryModifier_Blueprint attribute)](bpy.types.LineStyleGeometryModifier_Blueprint.html#bpy.types.LineStyleGeometryModifier_Blueprint.rounds) - [row (mathutils.Matrix attribute)](mathutils.html#mathutils.Matrix.row) - [row() (bpy.types.UILayout method)](bpy.types.UILayout.html#bpy.types.UILayout.row) - [row_alternate (bpy.types.ThemeFileBrowser attribute)](bpy.types.ThemeFileBrowser.html#bpy.types.ThemeFileBrowser.row_alternate)   - [(bpy.types.ThemeOutliner attribute)](bpy.types.ThemeOutliner.html#bpy.types.ThemeOutliner.row_alternate)   - [(bpy.types.ThemeSequenceEditor attribute)](bpy.types.ThemeSequenceEditor.html#bpy.types.ThemeSequenceEditor.row_alternate)   - [(bpy.types.ThemeSpreadsheet attribute)](bpy.types.ThemeSpreadsheet.html#bpy.types.ThemeSpreadsheet.row_alternate) - [rule_add() (in module bpy.ops.boid)](bpy.ops.boid.html#bpy.ops.boid.rule_add) - [rule_del() (in module bpy.ops.boid)](bpy.ops.boid.html#bpy.ops.boid.rule_del) - [rule_fuzzy (bpy.types.BoidState attribute)](bpy.types.BoidState.html#bpy.types.BoidState.rule_fuzzy) - [rule_move_down() (in module bpy.ops.boid)](bpy.ops.boid.html#bpy.ops.boid.rule_move_down) - [rule_move_up() (in module bpy.ops.boid)](bpy.ops.boid.html#bpy.ops.boid.rule_move_up) - [ruler_add() (in module bpy.ops.view3d)](bpy.ops.view3d.html#bpy.ops.view3d.ruler_add) - [ruler_remove() (in module bpy.ops.view3d)](bpy.ops.view3d.html#bpy.ops.view3d.ruler_remove) - [ruleset_type (bpy.types.BoidState attribute)](bpy.types.BoidState.html#bpy.types.BoidState.ruleset_type) - [run_script() (in module bpy.ops.text)](bpy.ops.text.html#bpy.ops.text.run_script) |