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

assistant: (bpy.types.IntProperty.html#bpy.types.IntProperty.default) - [IntProperty.default_array (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.default_array) - [IntProperty.hard_max (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.hard_max) - [IntProperty.hard_min (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.hard_min) - [IntProperty.is_array (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.is_array) - [IntProperty.soft_max (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.soft_max) - [IntProperty.soft_min (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.soft_min) - [IntProperty.step (in module bpy.types)](bpy.types.IntProperty.html#bpy.types.IntProperty.step) - [introspect() (bpy.types.UILayout method)](bpy.types.UILayout.html#bpy.types.UILayout.introspect) - [IntVectorProperty() (in module bpy.props)](bpy.props.html#bpy.props.IntVectorProperty) - [invalidate_cache() (bpy.types.Strip method)](bpy.types.Strip.html#bpy.types.Strip.invalidate_cache) - [inverse_matrix (bpy.types.ChildOfConstraint attribute)](bpy.types.ChildOfConstraint.html#bpy.types.ChildOfConstraint.inverse_matrix) - [invert (bpy.types.GreasePencilLayerMask attribute)](bpy.types.GreasePencilLayerMask.html#bpy.types.GreasePencilLayerMask.invert)   - [(bpy.types.LineStyleAlphaModifier_AlongStroke attribute)](bpy.types.LineStyleAlphaModifier_AlongStroke.html#bpy.types.LineStyleAlphaModifier_AlongStroke.invert)   - [(bpy.types.LineStyleAlphaModifier_CreaseAngle attribute)](bpy.types.LineStyleAlphaModifier_CreaseAngle.html#bpy.types.LineStyleAlphaModifier_CreaseAngle.invert)   - [(bpy.types.LineStyleAlphaModifier_Curvature_3D attribute)](bpy.types.LineStyleAlphaModifier_Curvature_3D.html#bpy.types.LineStyleAlphaModifier_Curvature_3D.invert)   - [(bpy.types.LineStyleAlphaModifier_DistanceFromCamera attribute)](bpy.types.LineStyleAlphaModifier_DistanceFromCamera.html#bpy.types.LineStyleAlphaModifier_DistanceFromCamera.invert)   - [(bpy.types.LineStyleAlphaModifier_DistanceFromObject attribute)](bpy.types.LineStyleAlphaModifier_DistanceFromObject.html#bpy.types.LineStyleAlphaModifier_DistanceFromObject.invert)   - [(bpy.types.LineStyleAlphaModifier_Material attribute)](bpy.types.LineStyleAlphaModifier_Material.html#bpy.types.LineStyleAlphaModifier_Material.invert)   - [(bpy.types.LineStyleAlphaModifier_Noise attribute)](bpy.types.LineStyleAlphaModifier_Noise.html#bpy.types.LineStyleAlphaModifier_Noise.invert)   - [(bpy.types.LineStyleAlphaModifier_Tangent attribute)](bpy.types.LineStyleAlphaModifier_Tangent.html#bpy.types.LineStyleAlphaModifier_Tangent.invert)   - [(bpy.types.LineStyleThicknessModifier_AlongStroke attribute)](bpy.types.LineStyleThicknessModifier_AlongStroke.html#bpy.types.LineStyleThicknessModifier_AlongStroke.invert)   - [(bpy.types.LineStyleThicknessModifier_CreaseAngle attribute)](bpy.types.LineStyleThicknessModifier_CreaseAngle.html#bpy.types.LineStyleThicknessModifier_CreaseAngle.invert)   - [(bpy.types.LineStyleThicknessModifier_Curvature_3D attribute)](bpy.types.LineStyleThicknessModifier_Curvature_3D.html#bpy.types.LineStyleThicknessModifier_Curvature_3D.invert)   - [(bpy.types.LineStyleThicknessModifier_DistanceFromCamera attribute)](bpy.types.LineStyleThicknessModifier_DistanceFromCamera.html#bpy.types.LineStyleThicknessModifier_DistanceFromCamera.invert)   - [(bpy.types.LineStyleThicknessModifier_DistanceFromObject attribute)](bpy.types.LineStyleThicknessModifier_DistanceFromObject.html#bpy.types.LineStyleThicknessModifier_DistanceFromObject.invert)   - [(bpy.types.LineStyleThicknessModifier_Material attribute)](bpy.types.LineStyleThicknessModifier_Material.html#bpy.types.LineStyleThicknessModifier_Material.invert)   - [(bpy.types.LineStyleThicknessModifier_Tangent attribute)](bpy.types.LineStyleThicknessModifier_Tangent.html#bpy.types.LineStyleThicknessModifier_Tangent.invert)   - [(bpy.types.MaskLayer attribute)](bpy.types.MaskLayer.html#bpy.types.MaskLayer.invert)   - [(bpy.types.ShaderNodeBump attribute)](bpy.types.ShaderNodeBump.html#bpy.types.ShaderNodeBump.invert)   - [(bpy.types.ShaderNodeVectorRotate attribute)](bpy.types.ShaderNodeVectorRotate.html#bpy.types.ShaderNodeVectorRotate.invert) - [invert() (in module bpy.ops.image)](bpy.ops.image.html#bpy.ops.image.invert)   - [(mathutils.Matrix method)](mathutils.html#mathutils.Matrix.invert) - [invert_alpha (bpy.types.ImageTexture attribute)](bpy.types.ImageTexture.html#bpy.types.ImageTexture.invert_alpha) - [invert_curvature (bpy.types.GreasePencilLengthModifier attribute)](bpy.types.GreasePencilLengthModifier.html#bpy.types.GreasePencilLengthModifier.invert_curvature) - [invert_density_pressure (bpy.types.Brush attribute)](bpy.types.Brush.html#bpy.types.Brush.invert_density_pressure) - [invert_falloff (bpy.types.VertexWeightEditModifier attribute)](bpy.types.VertexWeightEditModifier.html#bpy.types.VertexWeightEditModifier.invert_falloff)   - [(bpy.types.VertexWeightProximityModifier attribute)](bpy.types.VertexWeightProximityModifier.html#bpy.types.VertexWeightProximityModifier.invert_falloff) - [invert_flow_pressure (bpy.types.Brush attribute)](bpy.types.Brush.html#bpy.types.Brush.invert_flow_pressure) - [invert_gain (bpy.types.StripColorBalanceData attribute)](bpy.types.StripColorBalanceData.html#bpy.types.StripColorBalanceData.invert_gain) - [invert_gamma (bpy.types.StripColorBalanceData attribute)](bpy.types.StripColorBalanceData.html#bpy.types.StripColorBalanceData.invert_gamma) - [invert_grid (bpy.types.ParticleSettings attribute)](bpy.types.ParticleSettings.html#bpy.types.ParticleSettings.invert_grid) - [invert_hardness_pressure (bpy.types.Brush attribute)](bpy.types.Brush.html#bpy.types.Brush.invert_hardness_pressure) - [invert_layer_filter (bpy.types.GreasePencilArrayModifier attribute)](bpy.types.GreasePencilArrayModifier.html#bpy.types.GreasePencilArrayModifier.invert_layer_filter)   - [(bpy.types.GreasePencilBuildModifier attribute)](bpy.types.GreasePencilBuildModifier.html#bpy.types.GreasePencilBuildModifier.invert_layer_filter)   - [(bpy.types.GreasePencilColorModifier attribute)](bpy.types.GreasePencilColorModifier.html#bpy.types.GreasePencilColorModifier.invert_layer_filter)   - [(bpy.types.GreasePencilDashModifierData attribute)](bpy.types.GreasePencilDashModifierData.html#bpy.types.GreasePencilDashModifierData.invert_layer_filter)   - [(bpy.types.GreasePencilEnvelopeModifier attribute)](bpy.types.GreasePencilEnvelopeModifier.html#bpy.types.GreasePencilEnvelopeModifier.invert_layer_filter)   - [(bpy.types.GreasePencilHookModifier attribute)](bpy.types.GreasePencilHookModifier.html#bpy.types.GreasePencilHookModifier.invert_layer_filter)   - [(bpy.types.GreasePencilLatticeModifier attribute)](bpy.types.GreasePencilLatticeModifier.html#bpy.types.GreasePencilLatticeModifier.invert_layer_filter)   - [(bpy.types.GreasePencilLengthModifier attribute)](bpy.types.GreasePencilLengthModifier.html#bpy.types.GreasePencilLengthModifier.invert_layer_filter)   - [(bpy.types.GreasePencilMirrorModifier attribute)](bpy.types.GreasePencilMirrorModifier.html#bpy.types.GreasePencilMirrorModifier.invert_layer_filter)   - [(bpy.types.GreasePencilMultiplyModifier attribute)](bpy.types.GreasePencilMultiplyModifier.html#bpy.types.GreasePencilMultiplyModifier.invert_layer_filter)   - [(bpy.types.GreasePencilNoiseModifier attribute)](bpy.types.GreasePencilNoiseModifier.html#bpy.types.GreasePencilNoiseModifier.invert_layer_filter)   - [(bpy.types.GreasePencilOffsetModifier attribute)](bpy.types.GreasePencilOffsetModifier.html#bpy.types.GreasePencilOffsetModifier.invert_layer_filter)   - [(bpy.types.GreasePencilOpacityModifier attribute)](bpy.types.GreasePencilOpacityModifier.html#bpy.types.GreasePencilOpacityModifier.invert_layer_filter)   - [(bpy.types.GreasePencilOutlineModifier attribute)](bpy.types.GreasePencilOutlineModifier.html#bpy.types.GreasePencilOutlineModifier.invert_layer_filter)   - [(bpy.types.GreasePencilShrinkwrapModifier attribute)](bpy.types.GreasePencilShrinkwrapModifier.html#bpy.types.GreasePencilShrinkwrapModifier.invert_layer_filter)   - [(bpy.types.GreasePencilSimplifyModifier attribute)](bpy.types.GreasePencilSimplifyModifier.html#bpy.types.GreasePencilSimplifyModifier.invert_layer_filter)   - [(bpy.types.GreasePencilSmoothModifier attribute)](bpy.types.GreasePencilSmoothModifier.html#bpy.types.GreasePencilSmoothModifier.invert_layer_filter)   - [(bpy.types.GreasePencilSubdivModifier attribute)](bpy.types.GreasePencilSubdivModifier.html#bpy.types.GreasePencilSubdivModifier.invert_layer_filter)   - [(bpy.types.GreasePencilTextureModifier attribute)](bpy.types.GreasePencilTextureModifier.html#bpy.types.GreasePencilTextureModifier.invert_layer_filter)   - [(bpy.types.GreasePencilThickModifierData attribute)](bpy.types.GreasePencilThickModifierData.html#bpy.types.GreasePencilThickModifierData.invert_layer_filter)   - [(bpy.types.GreasePencilTimeModifier attribute)](bpy.types.GreasePencilTimeModifier.html#bpy.types.GreasePencilTimeModifier.invert_layer_filter)   - [(bpy.types.GreasePencilTintModifier attribute)](bpy.types.GreasePencilTintModifier.html#bpy.types.GreasePencilTintModifier.invert_layer_filter)   - [(bpy.types.GreasePencilWeightAngleModifier attribute)](bpy.types.GreasePencilWeightAngleModifier.html#bpy.types.GreasePencilWeightAngleModifier.invert_layer_filter)   - [(bpy.types.GreasePencilWeightProximityModifier attribute)](bpy.types.GreasePencilWeightProximityModifier.html#bpy.types.GreasePencilWeightProximityModifier.invert_layer_filter) - [invert_layer_pass_filter (bpy.types.GreasePencilArrayModifier attribute)](bpy.types.GreasePencilArrayModifier.html#bpy.types.GreasePencilArrayModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilBuildModifier attribute)](bpy.types.GreasePencilBuildModifier.html#bpy.types.GreasePencilBuildModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilColorModifier attribute)](bpy.types.GreasePencilColorModifier.html#bpy.types.GreasePencilColorModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilDashModifierData attribute)](bpy.types.GreasePencilDashModifierData.html#bpy.types.GreasePencilDashModifierData.invert_layer_pass_filter)   - [(bpy.types.GreasePencilEnvelopeModifier attribute)](bpy.types.GreasePencilEnvelopeModifier.html#bpy.types.GreasePencilEnvelopeModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilHookModifier attribute)](bpy.types.GreasePencilHookModifier.html#bpy.types.GreasePencilHookModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilLatticeModifier attribute)](bpy.types.GreasePencilLatticeModifier.html#bpy.types.GreasePencilLatticeModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilLengthModifier attribute)](bpy.types.GreasePencilLengthModifier.html#bpy.types.GreasePencilLengthModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilMirrorModifier attribute)](bpy.types.GreasePencilMirrorModifier.html#bpy.types.GreasePencilMirrorModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilMultiplyModifier attribute)](bpy.types.GreasePencilMultiplyModifier.html#bpy.types.GreasePencilMultiplyModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilNoiseModifier attribute)](bpy.types.GreasePencilNoiseModifier.html#bpy.types.GreasePencilNoiseModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilOffsetModifier attribute)](bpy.types.GreasePencilOffsetModifier.html#bpy.types.GreasePencilOffsetModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilOpacityModifier attribute)](bpy.types.GreasePencilOpacityModifier.html#bpy.types.GreasePencilOpacityModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilOutlineModifier attribute)](bpy.types.GreasePencilOutlineModifier.html#bpy.types.GreasePencilOutlineModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilShrinkwrapModifier attribute)](bpy.types.GreasePencilShrinkwrapModifier.html#bpy.types.GreasePencilShrinkwrapModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilSimplifyModifier attribute)](bpy.types.GreasePencilSimplifyModifier.html#bpy.types.GreasePencilSimplifyModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilSmoothModifier attribute)](bpy.types.GreasePencilSmoothModifier.html#bpy.types.GreasePencilSmoothModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilSubdivModifier attribute)](bpy.types.GreasePencilSubdivModifier.html#bpy.types.GreasePencilSubdivModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilTextureModifier attribute)](bpy.types.GreasePencilTextureModifier.html#bpy.types.GreasePencilTextureModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilThickModifierData attribute)](bpy.types.GreasePencilThickModifierData.html#bpy.types.GreasePencilThickModifierData.invert_layer_pass_filter)   - [(bpy.types.GreasePencilTimeModifier attribute)](bpy.types.GreasePencilTimeModifier.html#bpy.types.GreasePencilTimeModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilTintModifier attribute)](bpy.types.GreasePencilTintModifier.html#bpy.types.GreasePencilTintModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilWeightAngleModifier attribute)](bpy.types.GreasePencilWeightAngleModifier.html#bpy.types.GreasePencilWeightAngleModifier.invert_layer_pass_filter)   - [(bpy.types.GreasePencilWeightProximityModifier attribute)](bpy.types.GreasePencilWeightProximityModifier.html#bpy.types.GreasePencilWeightProximityModifier.invert_layer_pass_filter) - [invert_lift (bpy.types.StripColorBalanceData attribute)](bpy.types.StripColorBalanceData.html#bpy.types.StripColorBalanceData.invert_lift) - [invert_mask_vertex_group (bpy.types.VertexWeightEditModifier attribute)](bpy.types.VertexWeightEditModifier.html#bpy.types.VertexWeightEditModifier.invert_mask_vertex_group)   - [(bpy.types.VertexWeightMixModifier attribute)](bpy.types.VertexWeightMixModifier.html#bpy.types.VertexWeightMixModifier.invert_mask_vertex_group)   - [(bpy.types.VertexWeightProximityModifier attribute)](bpy.types.VertexWeightProximityModifier.html#bpy.types.VertexWeightProximityModifier.invert_mask_vertex_group) - [invert_material_filter (bpy.types.GreasePencilArrayModifier attribute)](bpy.types.GreasePencilArrayModifier.html#bpy.types.GreasePencilArrayModifier.invert_material_filter)   - [(bpy.types.GreasePencilBuildModifier attribute)](bpy.types.GreasePencilBuildModifier.html#bpy.types.GreasePencilBuildModifier.invert_material_filter)   - [(bpy.types.GreasePencilColorModifier attribute)](bpy.types.GreasePencilColorModifier.html#bpy.types.GreasePencilColorModifier.invert_material_filter)   - [(bpy.types.GreasePencilDashModifierData attribute)](bpy.types.GreasePencilDashModifierData.html#bpy.types.GreasePencilDashModifierData.invert_material_filter)   - [(bpy.types.GreasePencilEnvelopeModifier attribute)](bpy.types.GreasePencilEnvelopeModifier.html#bpy.types.GreasePencilEnvelopeModifier.invert_material_filter)   - [(bpy.types.GreasePencilHookModifier attribute)](bpy.types.GreasePencilHookModifier.html#bpy.types.GreasePencilHookModifier.invert_material_filter)   - [(bpy.types.GreasePencilLatticeModifier attribute)](bpy.types.GreasePencilLatticeModifier.html#bpy.types.GreasePencilLatticeModifier.invert_material_filter)   - [(bpy.types.GreasePencilLengthModifier attribute)](bpy.types.GreasePencilLengthModifier.html#bpy.types.GreasePencilLengthModifier.invert_material_filter)   - [(bpy.types.GreasePencilMirrorModifier attribute)](bpy.types.GreasePencilMirrorModifier.html#bpy.types.GreasePencilMirrorModifier.invert_material_filter)   - [(bpy.types.GreasePencilMultiplyModifier attribute)](bpy.types.GreasePencilMultiplyModifier.html#bpy.types.GreasePencilMultiplyModifier.invert_material_filter)   - [(bpy.types.GreasePencilNoiseModifier attribute)](bpy.types.GreasePencilNoiseModifier.html#bpy.types.GreasePencilNoiseModifier.invert_material_filter)   - [(bpy.types.GreasePencilOffsetModifier attribute)](bpy.types.GreasePencilOffsetModifier.html#bpy.types.GreasePencilOffsetModifier.invert_material_filter)   - [(bpy.types.GreasePencilOpacityModifier attribute)](bpy.types.GreasePencilOpacityModifier.html#bpy.types.GreasePencilOpacityModifier.invert_material_filter)   - [(bpy.types.GreasePencilOutlineModifier attribute)](bpy.types.GreasePencilOutlineModifier.html#bpy.types.GreasePencilOutlineModifier.invert_material_filter)   - [(bpy.types.GreasePencilShrinkwrapModifier attribute)](bpy.types.GreasePencilShrinkwrapModifier.html#bpy.types.GreasePencilShrinkwrapModifier.invert_material_filter)   - [(bpy.types.GreasePencilSimplifyModifier attribute)](bpy.types.GreasePencilSimplifyModifier.html#bpy.types.GreasePencilSimplifyModifier.invert_material_filter)   - [(bpy.types.GreasePencilSmoothModifier attribute)](bpy.types.GreasePencilSmoothModifier.html#bpy.types.GreasePencilSmoothModifier.invert_material_filter)   - [(bpy.types.GreasePencilSubdivModifier attribute)](bpy.types.GreasePencilSubdivModifier.html#bpy.types.GreasePencilSubdivModifier.invert_material_filter)   - [(bpy.types.GreasePencilTextureModifier attribute)](bpy.types.GreasePencilTextureModifier.html#bpy.types.GreasePencilTextureModifier.invert_material_filter)   - [(bpy.types.GreasePencilThickModifierData attribute)](bpy.types.GreasePencilThickModifierData.html#bpy.types.GreasePencilThickModifierData.invert_material_filter)   - [(bpy.types.GreasePencilTintModifier attribute)](bpy.types.GreasePencilTintModifier.html#bpy.types.GreasePencilTintModifier.invert_material_filter)   - [(bpy.types.GreasePencilWeightAngleModifier attribute)](bpy.types.GreasePencilWeightAngleModifier.html#bpy.types.GreasePencilWeightAngleModifier.invert_material_filter)   - [(bpy.types.GreasePencilWeightProximityModifier attribute)](bpy.types.GreasePencilWeightProximityModifier.html#bpy.types.GreasePencilWeightProximityModifier.invert_material_filter) - [invert_material_pass_filter (bpy.types.GreasePencilArrayModifier attribute)](bp