Refactor & deduplicate web UI boot code

modules/extra_networks.py

@@ -14,6 +14,11 @@ def register_extra_network(extra_network):
     extra_network_registry[extra_network.name] = extra_network
 
 
+def register_default_extra_networks():
+    from modules.extra_networks_hypernet import ExtraNetworkHypernet
+    register_extra_network(ExtraNetworkHypernet())
+
+
 class ExtraNetworkParams:
     def __init__(self, items=None):
         self.items = items or []

modules/scripts.py

@@ -271,6 +271,12 @@ def orderby(basedir):
             sys.path = syspath
             current_basedir = paths.script_path
 
+    global scripts_txt2img, scripts_img2img, scripts_postproc
+
+    scripts_txt2img = ScriptRunner()
+    scripts_img2img = ScriptRunner()
+    scripts_postproc = scripts_postprocessing.ScriptPostprocessingRunner()
+
 
 def wrap_call(func, filename, funcname, *args, default=None, **kwargs):
     try:
@@ -527,9 +533,9 @@ def reload_sources(self, cache):
                     self.scripts[si].args_to = args_to
 
 
-scripts_txt2img = ScriptRunner()
-scripts_img2img = ScriptRunner()
-scripts_postproc = scripts_postprocessing.ScriptPostprocessingRunner()
+scripts_txt2img: ScriptRunner = None
+scripts_img2img: ScriptRunner = None
+scripts_postproc: scripts_postprocessing.ScriptPostprocessingRunner = None
 scripts_current: ScriptRunner = None
 
 
@@ -539,14 +545,7 @@ def reload_script_body_only():
     scripts_img2img.reload_sources(cache)
 
 
-def reload_scripts():
-    global scripts_txt2img, scripts_img2img, scripts_postproc
-
-    load_scripts()
-
-    scripts_txt2img = ScriptRunner()
-    scripts_img2img = ScriptRunner()
-    scripts_postproc = scripts_postprocessing.ScriptPostprocessingRunner()
+reload_scripts = load_scripts  # compatibility alias
 
 
 def add_classes_to_gradio_component(comp):

modules/sd_models.py

@@ -98,7 +98,6 @@ def setup_model():
     if not os.path.exists(model_path):
         os.makedirs(model_path)
 
-    list_models()
     enable_midas_autodownload()
 
 

modules/ui_extra_networks.py

@@ -232,10 +232,19 @@ def find_description(self, path):
         return None
 
 
-def intialize():
+def initialize():
     extra_pages.clear()
 
 
+def register_default_pages():
+    from modules.ui_extra_networks_textual_inversion import ExtraNetworksPageTextualInversion
+    from modules.ui_extra_networks_hypernets import ExtraNetworksPageHypernetworks
+    from modules.ui_extra_networks_checkpoints import ExtraNetworksPageCheckpoints
+    register_page(ExtraNetworksPageTextualInversion())
+    register_page(ExtraNetworksPageHypernetworks())
+    register_page(ExtraNetworksPageCheckpoints())
+
+
 class ExtraNetworksUi:
     def __init__(self):
         self.pages = None