normal_section.py

import bpy
from bpy.types import Panel

from .main_panel import EPBRB_PT_main_panel

class EPBRB_PT_normal_section(Panel):
    bl_label = 'Normal'
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'
    bl_context = 'render'
    bl_idname  = 'EPBRB_PT_normal_section'
    bl_parent_id = 'EPBRB_PT_main_panel'
    bl_options = {'DEFAULT_CLOSED'}
    
    def draw(self, context):
        layout = self.layout
        props = context.scene.easy_pbr_bake_props

        layout.active = props.enable_normal

        layout.use_property_split = True
        layout.use_property_decorate = False
        
        row = layout.row()
        row.prop(props, 'normal_name')
        if props.autonames:
            row.enabled = False
        else:
            row.enabled = True
        layout.prop(props, 'normal_clear')

        layout.prop(props, 'normal_space', text = 'Space')
    
    def draw_header(self, context):
        layout = self.layout
        props = context.scene.easy_pbr_bake_props
        layout.prop(props, 'enable_normal', text="")