Merge pull request #6 from hlky/master

@hlky
torch_gc/empty cache after generation

Author: AUTOMATIC1111

webui.py

@@ -128,6 +128,9 @@ def create_random_tensors(shape, seeds):
     x = torch.stack(xs)
     return x
 
+def torch_gc():
+    torch.cuda.empty_cache()
+    torch.cuda.ipc_collect()
 
 def load_GFPGAN():
     model_name = 'GFPGANv1.3'
@@ -304,7 +307,7 @@ def process_images(outpath, func_init, func_sample, prompt, seed, sampler_name,
     """this is the main loop that both txt2img and img2img use; it calls func_init once inside all the scopes and func_sample once per batch"""
 
     assert prompt is not None
-    torch.cuda.empty_cache()
+    torch_gc()
 
     if seed == -1:
         seed = random.randrange(4294967294)
@@ -405,6 +408,7 @@ def process_images(outpath, func_init, func_sample, prompt, seed, sampler_name,
 
                 output_images.insert(0, grid)
 
+
             grid.save(os.path.join(outpath, f'grid-{grid_count:04}.{opt.grid_format}'))
             grid_count += 1
 
@@ -415,7 +419,7 @@ def process_images(outpath, func_init, func_sample, prompt, seed, sampler_name,
 
     for comment in comments:
         info += "\n\n" + comment
-
+    torch_gc()
     return output_images, seed, info