Update generate_model_grid.py

generate_model_grid.py

@@ -244,6 +244,7 @@ class Script(scripts.Script):
         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)
@@ -264,6 +265,8 @@ class Script(scripts.Script):
         if not no_fixed_seeds:
             modules.processing.fix_seed(p)
 
+        y_values = ','.join(y_values)
+
         if not opts.return_grid:
             p.batch_size = 1