Blender Swap Res Addon by ChatGPT

import bpy

bl_info = {
    "name": "Resolution Swap",
    "description": "Adds a button to the Output properties panel that swaps the X and Y resolution of the active scene",
    "author": "Your Name",
    "version": (1, 0),
    "blender": (2, 80, 0),
    "location": "Properties > Render > Output",
    "warning": "",
    "wiki_url": "",
    "category": "Render"
}


class RESOLUTION_SWAP_OT_swap(bpy.types.Operator):
    """Swap the X and Y resolution of the active scene"""
    bl_idname = "resolution.swap"
    bl_label = "Swap Resolution"

    def execute(self, context):
        scene = context.scene

        # Swap the X and Y resolution
        scene.render.resolution_x, scene.render.resolution_y = scene.render.resolution_y, scene.render.resolution_x

        return {'FINISHED'}


class RESOLUTION_SWAP_PT_panel(bpy.types.Panel):
    """Creates a panel in the Output properties window"""
    bl_label = "Resolution Swap"
    bl_idname = "RESOLUTION_SWAP_PT_panel"
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'
    bl_context = "output"

    def draw(self, context):
        layout = self.layout
        scene = context.scene

        # Add a button to the panel
        layout.operator("resolution.swap")


def register():
    bpy.utils.register_class(RESOLUTION_SWAP_OT_swap)
    bpy.utils.register_class(RESOLUTION_SWAP_PT_panel)


def unregister():
    bpy.utils.unregister_class(RESOLUTION_SWAP_PT_panel)
    bpy.utils.unregister_class(RESOLUTION_SWAP_OT_swap)


if __name__ == "__main__":
    register()