Display the type of the active node, for https://blender.stackexchange.com/questions/251143/what-shader-node-is-it #Blender #BSE

blender-node-types.py

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# for https://blender.stackexchange.com/questions/251143/what-shader-node-is-it

import bpy

bl_info = {
    "name": "Node Type",
    "description": "Display the type of the active node",
    "author": "p2or",
    "version": (0, 1),
    "blender": (2, 82, 0),
    "location": "Node Editor > Properties Panel > Node",
    "category": "Node"
}

def node_type_poll(context):
    return len(context.selected_nodes) and \
        context.space_data.type == 'NODE_EDITOR'
        
def display_node_type(self, context):
    act_node = context.active_node
    if act_node and node_type_poll(context):
        layout = self.layout
        row = layout.row()
        if act_node.type == 'GROUP':
            row.prop(act_node.node_tree, "name", text="Type (Group)")
            #row.enabled = False
        else:
            row.prop(act_node.bl_rna, "name", text="Type")
        #layout.row().prop(act_node, "bl_idname")

def register():
    bpy.types.NODE_PT_active_node_generic.append(display_node_type)

def unregister():
    bpy.types.NODE_PT_active_node_generic.remove(display_node_type)

if __name__ == "__main__":
    register()