add script body only refresh

modules/scripts.py

@@ -162,10 +162,33 @@ class ScriptRunner:
 
         return processed
 
+    def reload_sources(self):
+      for si,script in list(enumerate(self.scripts)):
+        with open(script.filename, "r", encoding="utf8") as file:
+            args_from = script.args_from
+            args_to   = script.args_to 
+            filename  = script.filename
+            text = file.read()
+
+            from types import ModuleType
+            compiled = compile(text, filename, 'exec')
+            module = ModuleType(script.filename)
+            exec(compiled, module.__dict__)
+
+            for key, script_class in module.__dict__.items():
+                if type(script_class) == type and issubclass(script_class, Script):
+                    self.scripts[si] = script_class()
+                    self.scripts[si].filename = filename
+                    self.scripts[si].args_from = args_from
+                    self.scripts[si].args_to = args_to
 
 scripts_txt2img = ScriptRunner()
 scripts_img2img = ScriptRunner()
 
+def reload_script_body_only():
+  scripts_txt2img.reload_sources()
+  scripts_img2img.reload_sources()
+
 def reload_scripts(basedir):
   global scripts_txt2img,scripts_img2img