Use underscore naming for "private" functions in sd_vae

modules/sd_vae.py

@@ -55,7 +55,7 @@ def restore_base_vae(model):
     global loaded_vae_file
     if base_vae is not None and checkpoint_info == model.sd_checkpoint_info:
         print("Restoring base VAE")
-        load_vae_dict(model, base_vae)
+        _load_vae_dict(model, base_vae)
         loaded_vae_file = None
     delete_base_vae()
 
@@ -147,7 +147,7 @@ def load_vae(model, vae_file=None):
         store_base_vae(model)
         vae_ckpt = torch.load(vae_file, map_location=shared.weight_load_location)
         vae_dict_1 = {k: v for k, v in vae_ckpt["state_dict"].items() if k[0:4] != "loss" and k not in vae_ignore_keys}
-        load_vae_dict(model, vae_dict_1)
+        _load_vae_dict(model, vae_dict_1)
 
         # If vae used is not in dict, update it
         # It will be removed on refresh though
@@ -164,7 +164,7 @@ def load_vae(model, vae_file=None):
 
 
 # don't call this from outside
-def load_vae_dict(model, vae_dict_1):
+def _load_vae_dict(model, vae_dict_1):
     model.first_stage_model.load_state_dict(vae_dict_1)
     model.first_stage_model.to(devices.dtype_vae)