add_mesh_pipe_joint.py

                createFaces(loopsJoints[loopIdx],
                loopsEndCircles[loopIdx], closed=True))

        base = create_mesh_object(context, verts, [], faces, "N Joint")

        return {'FINISHED'}


class INFO_MT_mesh_pipe_joints_add(bpy.types.Menu):
    # Define the "Pipe Joints" menu
    bl_idname = "INFO_MT_mesh_pipe_joints_add"
    bl_label = "Pipe Joints"

    def draw(self, context):
        layout = self.layout
        layout.operator_context = 'INVOKE_REGION_WIN'
        layout.operator("mesh.primitive_elbow_joint_add",
            text="Pipe Elbow")
        layout.operator("mesh.primitive_tee_joint_add",
            text="Pipe T-Joint")
        layout.operator("mesh.primitive_wye_joint_add",
            text="Pipe Y-Joint")
        layout.operator("mesh.primitive_cross_joint_add",
            text="Pipe Cross-Joint")
        layout.operator("mesh.primitive_n_joint_add",
            text="Pipe N-Joint")

################################


# Define "Pipe Joints" menu
def menu_func(self, context):
    self.layout.menu("INFO_MT_mesh_pipe_joints_add", icon="PLUGIN")


def register():
    bpy.utils.register_module(__name__)

    # Add "Pipe Joints" menu to the "Add Mesh" menu
    bpy.types.INFO_MT_mesh_add.append(menu_func)


def unregister():
    bpy.utils.unregister_module(__name__)

    # Remove "Pipe Joints" menu from the "Add Mesh" menu.
    bpy.types.INFO_MT_mesh_add.remove(menu_func)


if __name__ == "__main__":
    register()