XY grid correctly re-assignes model when config changes

modules/sd_models.py

@@ -204,9 +204,9 @@ def load_model_weights(model, checkpoint_info):
     model.sd_checkpoint_info = checkpoint_info
 
 
-def load_model():
+def load_model(checkpoint_info=None):
     from modules import lowvram, sd_hijack
-    checkpoint_info = select_checkpoint()
+    checkpoint_info = checkpoint_info or select_checkpoint()
 
     if checkpoint_info.config != shared.cmd_opts.config:
         print(f"Loading config from: {checkpoint_info.config}")
@@ -249,7 +249,7 @@ def reload_model_weights(sd_model, info=None):
 
     if sd_model.sd_checkpoint_info.config != checkpoint_info.config or should_hijack_inpainting(checkpoint_info) != should_hijack_inpainting(sd_model.sd_checkpoint_info):
         checkpoints_loaded.clear()
-        shared.sd_model = load_model()
+        shared.sd_model = load_model(checkpoint_info)
         return shared.sd_model
 
     if shared.cmd_opts.lowvram or shared.cmd_opts.medvram:

scripts/xy_grid.py

@@ -89,6 +89,7 @@ def apply_checkpoint(p, x, xs):
     if info is None:
         raise RuntimeError(f"Unknown checkpoint: {x}")
     modules.sd_models.reload_model_weights(shared.sd_model, info)
+    p.sd_model = shared.sd_model
 
 
 def confirm_checkpoints(p, xs):