From 056f06d3738c267b1014e6e8e1ef5bd97af1fb45 Mon Sep 17 00:00:00 2001 From: Muhammad Rizqi Nur Date: Wed, 2 Nov 2022 12:51:46 +0700 Subject: Reload VAE without reloading sd checkpoint --- modules/sd_models.py | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) (limited to 'modules/sd_models.py') diff --git a/modules/sd_models.py b/modules/sd_models.py index 6ab85b65..883639d1 100644 --- a/modules/sd_models.py +++ b/modules/sd_models.py @@ -159,15 +159,13 @@ def get_state_dict_from_checkpoint(pl_sd): return pl_sd -vae_ignore_keys = {"model_ema.decay", "model_ema.num_updates"} - def load_model_weights(model, checkpoint_info, vae_file="auto"): checkpoint_file = checkpoint_info.filename sd_model_hash = checkpoint_info.hash vae_file = sd_vae.resolve_vae(checkpoint_file, vae_file=vae_file) - checkpoint_key = (checkpoint_info, vae_file) + checkpoint_key = checkpoint_info if checkpoint_key not in checkpoints_loaded: print(f"Loading weights [{sd_model_hash}] from {checkpoint_file}") @@ -190,13 +188,12 @@ def load_model_weights(model, checkpoint_info, vae_file="auto"): devices.dtype = torch.float32 if shared.cmd_opts.no_half else torch.float16 devices.dtype_vae = torch.float32 if shared.cmd_opts.no_half or shared.cmd_opts.no_half_vae else torch.float16 - sd_vae.load_vae(model, vae_file) - model.first_stage_model.to(devices.dtype_vae) - if shared.opts.sd_checkpoint_cache > 0: + # if PR #4035 were to get merged, restore base VAE first before caching checkpoints_loaded[checkpoint_key] = model.state_dict().copy() while len(checkpoints_loaded) > shared.opts.sd_checkpoint_cache: checkpoints_loaded.popitem(last=False) # LRU + else: vae_name = sd_vae.get_filename(vae_file) print(f"Loading weights [{sd_model_hash}] with {vae_name} VAE from cache") @@ -207,6 +204,8 @@ def load_model_weights(model, checkpoint_info, vae_file="auto"): model.sd_model_checkpoint = checkpoint_file model.sd_checkpoint_info = checkpoint_info + sd_vae.load_vae(model, vae_file) + def load_model(checkpoint_info=None): from modules import lowvram, sd_hijack @@ -254,14 +253,14 @@ def load_model(checkpoint_info=None): return sd_model -def reload_model_weights(sd_model=None, info=None, force=False): +def reload_model_weights(sd_model=None, info=None): from modules import lowvram, devices, sd_hijack checkpoint_info = info or select_checkpoint() if not sd_model: sd_model = shared.sd_model - if sd_model.sd_model_checkpoint == checkpoint_info.filename and not force: + if sd_model.sd_model_checkpoint == checkpoint_info.filename: return if sd_model.sd_checkpoint_info.config != checkpoint_info.config or should_hijack_inpainting(checkpoint_info) != should_hijack_inpainting(sd_model.sd_checkpoint_info): -- cgit v1.2.1