Initial code for a Blender Python tutorial about creating a simple Rig UI panel. (video link https://www.youtube.com/watch?v=quXn5VoVyAI&lc=UgxGgnYLDtaIVAFxA754AaABAg )

initial_code_rig_ui_panel.py

# give Python access to Blender's functionality
import bpy


class VIEW3D_PT_my_rig_ui(bpy.types.Panel):
    bl_space_type = 'VIEW_3D'
    bl_region_type = 'UI'
    bl_category = 'Item'
    bl_label = "My Rig UI"
    bl_idname = "VIEW3D_PT_rig_ui"

    def draw(self, context):
        pass


def register():
    bpy.utils.register_class(VIEW3D_PT_my_rig_ui)


def unregister():
    bpy.utils.unregister_class(VIEW3D_PT_my_rig_ui)


if __name__ == "__main__":
    register()