code: def register_default_extra_networks():
      from modules.extra_networks_hypernet import ExtraNetworkHypernet
  
      register_extra_network(ExtraNetworkHypernet())
  
imports: import json
  import os
  import re
  import logging
  from collections import defaultdict
  from modules import errors
label_desc: Use image node_id 4 for calling a global function with example usage: register_default_extra_networks() without return types