Natural sorting for dropdown checkpoint list

Example:

Before					After

11.ckpt					11.ckpt
ab.ckpt					ab.ckpt
ade_pablo_step_1000.ckpt	ade_pablo_step_500.ckpt			
ade_pablo_step_500.ckpt	ade_pablo_step_1000.ckpt	
ade_step_1000.ckpt		ade_step_500.ckpt
ade_step_1500.ckpt		ade_step_1000.ckpt
ade_step_2000.ckpt		ade_step_1500.ckpt
ade_step_2500.ckpt		ade_step_2000.ckpt
ade_step_3000.ckpt		ade_step_2500.ckpt
ade_step_500.ckpt			ade_step_3000.ckpt
atp_step_5500.ckpt			atp_step_5500.ckpt
model1.ckpt				model1.ckpt
model10.ckpt				model10.ckpt
model1000.ckpt			model33.ckpt
model33.ckpt				model50.ckpt
model400.ckpt			model400.ckpt
model50.ckpt				model1000.ckpt
moo44.ckpt				moo44.ckpt
v1-4-pruned-emaonly.ckpt	v1-4-pruned-emaonly.ckpt
v1-5-pruned-emaonly.ckpt	v1-5-pruned-emaonly.ckpt
v1-5-pruned.ckpt			v1-5-pruned.ckpt
v1-5-vae.ckpt				v1-5-vae.ckpt

1 files changed, 5 insertions, 2 deletions

diff --git a/modules/sd_models.py b/modules/sd_models.py
index e697bb72..64d5ee0d 100644
--- a/modules/sd_models.py
+++ b/modules/sd_models.py
@@ -3,6 +3,7 @@ import os.path
 import sys

 from collections import namedtuple

 import torch

+import re

 from omegaconf import OmegaConf

 

 from ldm.util import instantiate_from_config

@@ -35,8 +36,10 @@ def setup_model():
     list_models()

 

 

-def checkpoint_tiles():

-    return sorted([x.title for x in checkpoints_list.values()])

+def checkpoint_tiles(): 

+    convert = lambda name: int(name) if name.isdigit() else name.lower() 

+    alphanumeric_key = lambda key: [convert(c) for c in re.split('([0-9]+)', key)] 

+    return sorted([x.title for x in checkpoints_list.values()], key = alphanumeric_key)

 

 

 def list_models():