Update generate_model_grid.py

generate_model_grid.py

@@ -241,11 +241,12 @@ class Script(scripts.Script):
 
     def ui(self, is_img2img):
         filenames = []
+        z_valuez = ''
         for path in os.listdir(os.path.join(models_path, 'Stable-diffusion')):
             if path.endswith('.ckpt'):
                 filenames.append(path)
         filenames.append('model.ckpt')
-
+        
         with gr.Row():
             x_values = gr.Textbox(label="Prompts, separated with &", lines=1)
 
@@ -262,11 +263,10 @@ class Script(scripts.Script):
         return [x_values, y_values, z_values, draw_legend, include_lone_images, no_fixed_seeds]
 
     def run(self, p, x_values, y_values, z_values, draw_legend, include_lone_images, no_fixed_seeds):
+        y_values = ','.join(y_values)
         if not no_fixed_seeds:
             modules.processing.fix_seed(p)
 
-        y_values = ','.join(y_values)
-
         if not opts.return_grid:
             p.batch_size = 1