add safetensors to requirements

1 files changed, 5 insertions, 6 deletions

diff --git a/modules/sd_models.py b/modules/sd_models.py
index ae36841a..77236480 100644
--- a/modules/sd_models.py
+++ b/modules/sd_models.py
@@ -5,6 +5,7 @@ import gc
 from collections import namedtuple

 import torch

 import re

+import safetensors.torch

 from omegaconf import OmegaConf

 

 from ldm.util import instantiate_from_config

@@ -173,14 +174,12 @@ def load_model_weights(model, checkpoint_info, vae_file="auto"):
         # load from file

         print(f"Loading weights [{sd_model_hash}] from {checkpoint_file}")

 

-        if checkpoint_file.endswith(".safetensors"):

-            try:

-                from safetensors.torch import load_file

-            except ImportError as e:

-                raise ImportError(f"The model is in safetensors format and it is not installed, use `pip install safetensors`: {e}")

-            pl_sd = load_file(checkpoint_file, device=shared.weight_load_location)

+        _, extension = os.path.splitext(checkpoint_file)

+        if extension.lower() == ".safetensors":

+            pl_sd = safetensors.torch.load_file(checkpoint_file, device=shared.weight_load_location)

         else:

             pl_sd = torch.load(checkpoint_file, map_location=shared.weight_load_location)

+

         if "global_step" in pl_sd:

             print(f"Global Step: {pl_sd['global_step']}")