Merge remote-tracking branch 'origin/master' into tiled-progress

.ci/nightly/update_windows/update.py

-import pygit2
-from datetime import datetime
-import sys
-
-def pull(repo, remote_name='origin', branch='master'):
-    for remote in repo.remotes:
-        if remote.name == remote_name:
-            remote.fetch()
-            remote_master_id = repo.lookup_reference('refs/remotes/origin/%s' % (branch)).target
-            merge_result, _ = repo.merge_analysis(remote_master_id)
-            # Up to date, do nothing
-            if merge_result & pygit2.GIT_MERGE_ANALYSIS_UP_TO_DATE:
-                return
-            # We can just fastforward
-            elif merge_result & pygit2.GIT_MERGE_ANALYSIS_FASTFORWARD:
-                repo.checkout_tree(repo.get(remote_master_id))
-                try:
-                    master_ref = repo.lookup_reference('refs/heads/%s' % (branch))
-                    master_ref.set_target(remote_master_id)
-                except KeyError:
-                    repo.create_branch(branch, repo.get(remote_master_id))
-                repo.head.set_target(remote_master_id)
-            elif merge_result & pygit2.GIT_MERGE_ANALYSIS_NORMAL:
-                repo.merge(remote_master_id)
-
-                if repo.index.conflicts is not None:
-                    for conflict in repo.index.conflicts:
-                        print('Conflicts found in:', conflict[0].path)
-                    raise AssertionError('Conflicts, ahhhhh!!')
-
-                user = repo.default_signature
-                tree = repo.index.write_tree()
-                commit = repo.create_commit('HEAD',
-                                            user,
-                                            user,
-                                            'Merge!',
-                                            tree,
-                                            [repo.head.target, remote_master_id])
-                # We need to do this or git CLI will think we are still merging.
-                repo.state_cleanup()
-            else:
-                raise AssertionError('Unknown merge analysis result')
-
-
-repo = pygit2.Repository(str(sys.argv[1]))
-ident = pygit2.Signature('comfyui', 'comfy@ui')
-try:
-    print("stashing current changes")
-    repo.stash(ident)
-except KeyError:
-    print("nothing to stash")
-backup_branch_name = 'backup_branch_{}'.format(datetime.today().strftime('%Y-%m-%d_%H_%M_%S'))
-print("creating backup branch: {}".format(backup_branch_name))
-repo.branches.local.create(backup_branch_name, repo.head.peel())
-
-print("checking out master branch")
-branch = repo.lookup_branch('master')
-ref = repo.lookup_reference(branch.name)
-repo.checkout(ref)
-
-print("pulling latest changes")
-pull(repo)
-
-print("Done!")
-

.ci/nightly/update_windows/update_comfyui.bat

-..\python_embeded\python.exe .\update.py ..\ComfyUI\
-pause

.ci/nightly/update_windows/update_comfyui_and_python_dependencies.bat

 ..\python_embeded\python.exe .\update.py ..\ComfyUI\
-..\python_embeded\python.exe -s -m pip install --upgrade --pre torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/cu118 -r ../ComfyUI/requirements.txt pygit2
+..\python_embeded\python.exe -s -m pip install --upgrade --pre torch torchvision torchaudio --extra-index-url https://download.pytorch.org/whl/nightly/cu121 -r ../ComfyUI/requirements.txt pygit2
 pause

.ci/nightly/windows_base_files/README_VERY_IMPORTANT.txt

-HOW TO RUN:
-
-if you have a NVIDIA gpu:
-
-run_nvidia_gpu.bat
-
-
-
-To run it in slow CPU mode:
-
-run_cpu.bat
-
-
-
-IF YOU GET A RED ERROR IN THE UI MAKE SURE YOU HAVE A MODEL/CHECKPOINT IN: ComfyUI\models\checkpoints
-
-You can download the stable diffusion 1.5 one from: https://huggingface.co/runwayml/stable-diffusion-v1-5/blob/main/v1-5-pruned-emaonly.ckpt
-
-
-
-RECOMMENDED WAY TO UPDATE:
-To update the ComfyUI code: update\update_comfyui.bat
-
-
-
-To update ComfyUI with the python dependencies:
-update\update_comfyui_and_python_dependencies.bat

.ci/nightly/windows_base_files/run_cpu.bat

-.\python_embeded\python.exe -s ComfyUI\main.py --cpu --windows-standalone-build
-pause

.github/workflows/windows_release_cu118_dependencies_2.yml

@@ -17,7 +17,7 @@ jobs:
 
         - shell: bash
           run: |
-            python -m pip wheel --no-cache-dir torch torchvision torchaudio xformers==0.0.19.dev516 --extra-index-url https://download.pytorch.org/whl/cu118 -r requirements.txt pygit2 -w ./temp_wheel_dir
+            python -m pip wheel --no-cache-dir torch torchvision torchaudio xformers --extra-index-url https://download.pytorch.org/whl/cu118 -r requirements.txt pygit2 -w ./temp_wheel_dir
             python -m pip install --no-cache-dir ./temp_wheel_dir/*
             echo installed basic
             ls -lah temp_wheel_dir

.github/workflows/windows_release_nightly_pytorch.yml

@@ -19,21 +19,21 @@ jobs:
             fetch-depth: 0
         - uses: actions/setup-python@v4
           with:
-            python-version: '3.10.9'
+            python-version: '3.11.3'
         - shell: bash
           run: |
             cd ..
             cp -r ComfyUI ComfyUI_copy
-            curl https://www.python.org/ftp/python/3.10.9/python-3.10.9-embed-amd64.zip -o python_embeded.zip
+            curl https://www.python.org/ftp/python/3.11.3/python-3.11.3-embed-amd64.zip -o python_embeded.zip
             unzip python_embeded.zip -d python_embeded
             cd python_embeded
-            echo 'import site' >> ./python310._pth
+            echo 'import site' >> ./python311._pth
             curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
             ./python.exe get-pip.py
-            python -m pip wheel torch torchvision torchaudio --pre --extra-index-url https://download.pytorch.org/whl/nightly/cu118 -r ../ComfyUI/requirements.txt pygit2 -w ../temp_wheel_dir
+            python -m pip wheel torch torchvision torchaudio --pre --extra-index-url https://download.pytorch.org/whl/nightly/cu121 -r ../ComfyUI/requirements.txt pygit2 -w ../temp_wheel_dir
             ls ../temp_wheel_dir
             ./python.exe -s -m pip install --pre ../temp_wheel_dir/*
-            sed -i '1i../ComfyUI' ./python310._pth
+            sed -i '1i../ComfyUI' ./python311._pth
             cd ..
 
 
@@ -46,6 +46,8 @@ jobs:
             mkdir update
             cp -r ComfyUI/.ci/update_windows/* ./update/
             cp -r ComfyUI/.ci/windows_base_files/* ./
+            cp -r ComfyUI/.ci/nightly/update_windows/* ./update/
+            cp -r ComfyUI/.ci/nightly/windows_base_files/* ./
 
             cd ..
 

README.md

@@ -7,6 +7,8 @@ A powerful and modular stable diffusion GUI and backend.
 This ui will let you design and execute advanced stable diffusion pipelines using a graph/nodes/flowchart based interface. For some workflow examples and see what ComfyUI can do you can check out:
 ### [ComfyUI Examples](https://comfyanonymous.github.io/ComfyUI_examples/)
 
+### [Installing ComfyUI](#installing)
+
 ## Features
 - Nodes/graph/flowchart interface to experiment and create complex Stable Diffusion workflows without needing to code anything.
 - Fully supports SD1.x and SD2.x
@@ -17,6 +19,7 @@ This ui will let you design and execute advanced stable diffusion pipelines usin
 - Can load ckpt, safetensors and diffusers models/checkpoints. Standalone VAEs and CLIP models.
 - Embeddings/Textual inversion
 - [Loras (regular, locon and loha)](https://comfyanonymous.github.io/ComfyUI_examples/lora/)
+- [Hypernetworks](https://comfyanonymous.github.io/ComfyUI_examples/hypernetworks/)
 - Loading full workflows (with seeds) from generated PNG files.
 - Saving/Loading workflows as Json files.
 - Nodes interface can be used to create complex workflows like one for [Hires fix](https://comfyanonymous.github.io/ComfyUI_examples/2_pass_txt2img/) or much more advanced ones.

comfy/cli_args.py

@@ -10,6 +10,7 @@ parser.add_argument("--output-directory", type=str, default=None, help="Set the
 parser.add_argument("--cuda-device", type=int, default=None, metavar="DEVICE_ID", help="Set the id of the cuda device this instance will use.")
 parser.add_argument("--dont-upcast-attention", action="store_true", help="Disable upcasting of attention. Can boost speed but increase the chances of black images.")
 parser.add_argument("--force-fp32", action="store_true", help="Force fp32 (If this makes your GPU work better please report it).")
+parser.add_argument("--directml", type=int, nargs="?", metavar="DIRECTML_DEVICE", const=-1, help="Use torch-directml.")
 
 attn_group = parser.add_mutually_exclusive_group()
 attn_group.add_argument("--use-split-cross-attention", action="store_true", help="Use the split cross attention optimization instead of the sub-quadratic one. Ignored when xformers is used.")

comfy/extra_samplers/uni_pc.py

@@ -712,7 +712,7 @@ class UniPC:
 
     def sample(self, x, timesteps, t_start=None, t_end=None, order=3, skip_type='time_uniform',
         method='singlestep', lower_order_final=True, denoise_to_zero=False, solver_type='dpm_solver',
-        atol=0.0078, rtol=0.05, corrector=False,
+        atol=0.0078, rtol=0.05, corrector=False, callback=None, disable_pbar=False
     ):
         t_0 = 1. / self.noise_schedule.total_N if t_end is None else t_end
         t_T = self.noise_schedule.T if t_start is None else t_start
@@ -723,7 +723,7 @@ class UniPC:
             # timesteps = self.get_time_steps(skip_type=skip_type, t_T=t_T, t_0=t_0, N=steps, device=device)
             assert timesteps.shape[0] - 1 == steps
             # with torch.no_grad():
-            for step_index in trange(steps):
+            for step_index in trange(steps, disable=disable_pbar):
                 if self.noise_mask is not None:
                     x = x * self.noise_mask + (1. - self.noise_mask) * (self.masked_image * self.noise_schedule.marginal_alpha(timesteps[step_index]) + self.noise * self.noise_schedule.marginal_std(timesteps[step_index]))
                 if step_index == 0:
@@ -766,6 +766,8 @@ class UniPC:
                             if model_x is None:
                                 model_x = self.model_fn(x, vec_t)
                             model_prev_list[-1] = model_x
+                if callback is not None:
+                    callback(step_index, model_prev_list[-1], x)
         else:
             raise NotImplementedError()
         if denoise_to_zero:
@@ -833,7 +835,7 @@ def expand_dims(v, dims):
 
 
 
-def sample_unipc(model, noise, image, sigmas, sampling_function, max_denoise, extra_args=None, callback=None, disable=None, noise_mask=None, variant='bh1'):
+def sample_unipc(model, noise, image, sigmas, sampling_function, max_denoise, extra_args=None, callback=None, disable=False, noise_mask=None, variant='bh1'):
         to_zero = False
         if sigmas[-1] == 0:
             timesteps = torch.nn.functional.interpolate(sigmas[None,None,:-1], size=(len(sigmas),), mode='linear')[0][0]
@@ -877,7 +879,7 @@ def sample_unipc(model, noise, image, sigmas, sampling_function, max_denoise, ex
 
         order = min(3, len(timesteps) - 1)
         uni_pc = UniPC(model_fn, ns, predict_x0=True, thresholding=False, noise_mask=noise_mask, masked_image=image, noise=noise, variant=variant)
-        x = uni_pc.sample(img, timesteps=timesteps, skip_type="time_uniform", method="multistep", order=order, lower_order_final=True)
+        x = uni_pc.sample(img, timesteps=timesteps, skip_type="time_uniform", method="multistep", order=order, lower_order_final=True, callback=callback, disable_pbar=disable)
         if not to_zero:
             x /= ns.marginal_alpha(timesteps[-1])
         return x

comfy/ldm/models/diffusion/ddim.py

@@ -81,6 +81,7 @@ class DDIMSampler(object):
                       extra_args=None,
                       to_zero=True,
                       end_step=None,
+                      disable_pbar=False,
                       **kwargs
                       ):
         self.make_schedule_timesteps(ddim_timesteps=ddim_timesteps, ddim_eta=eta, verbose=verbose)
@@ -103,7 +104,8 @@ class DDIMSampler(object):
                                                     denoise_function=denoise_function,
                                                     extra_args=extra_args,
                                                     to_zero=to_zero,
-                                                    end_step=end_step
+                                                    end_step=end_step,
+                                                    disable_pbar=disable_pbar
                                                     )
         return samples, intermediates
 
@@ -185,7 +187,7 @@ class DDIMSampler(object):
                       mask=None, x0=None, img_callback=None, log_every_t=100,
                       temperature=1., noise_dropout=0., score_corrector=None, corrector_kwargs=None,
                       unconditional_guidance_scale=1., unconditional_conditioning=None, dynamic_threshold=None,
-                      ucg_schedule=None, denoise_function=None, extra_args=None, to_zero=True, end_step=None):
+                      ucg_schedule=None, denoise_function=None, extra_args=None, to_zero=True, end_step=None, disable_pbar=False):
         device = self.model.betas.device
         b = shape[0]
         if x_T is None:
@@ -204,7 +206,7 @@ class DDIMSampler(object):
         total_steps = timesteps if ddim_use_original_steps else timesteps.shape[0]
         # print(f"Running DDIM Sampling with {total_steps} timesteps")
 
-        iterator = tqdm(time_range[:end_step], desc='DDIM Sampler', total=end_step)
+        iterator = tqdm(time_range[:end_step], desc='DDIM Sampler', total=end_step, disable=disable_pbar)
 
         for i, step in enumerate(iterator):
             index = total_steps - i - 1

comfy/ldm/modules/diffusionmodules/openaimodel.py

@@ -76,12 +76,14 @@ class TimestepEmbedSequential(nn.Sequential, TimestepBlock):
     support it as an extra input.
     """
 
-    def forward(self, x, emb, context=None, transformer_options={}):
+    def forward(self, x, emb, context=None, transformer_options={}, output_shape=None):
         for layer in self:
             if isinstance(layer, TimestepBlock):
                 x = layer(x, emb)
             elif isinstance(layer, SpatialTransformer):
                 x = layer(x, context, transformer_options)
+            elif isinstance(layer, Upsample):
+                x = layer(x, output_shape=output_shape)
             else:
                 x = layer(x)
         return x
@@ -105,14 +107,20 @@ class Upsample(nn.Module):
         if use_conv:
             self.conv = conv_nd(dims, self.channels, self.out_channels, 3, padding=padding)
 
-    def forward(self, x):
+    def forward(self, x, output_shape=None):
         assert x.shape[1] == self.channels
         if self.dims == 3:
-            x = F.interpolate(
-                x, (x.shape[2], x.shape[3] * 2, x.shape[4] * 2), mode="nearest"
-            )
+            shape = [x.shape[2], x.shape[3] * 2, x.shape[4] * 2]
+            if output_shape is not None:
+                shape[1] = output_shape[3]
+                shape[2] = output_shape[4]
         else:
-            x = F.interpolate(x, scale_factor=2, mode="nearest")
+            shape = [x.shape[2] * 2, x.shape[3] * 2]
+            if output_shape is not None:
+                shape[0] = output_shape[2]
+                shape[1] = output_shape[3]
+
+        x = F.interpolate(x, size=shape, mode="nearest")
         if self.use_conv:
             x = self.conv(x)
         return x
@@ -813,9 +821,14 @@ class UNetModel(nn.Module):
                 ctrl = control['output'].pop()
                 if ctrl is not None:
                     hsp += ctrl
+
             h = th.cat([h, hsp], dim=1)
             del hsp
-            h = module(h, emb, context, transformer_options)
+            if len(hs) > 0:
+                output_shape = hs[-1].shape
+            else:
+                output_shape = None
+            h = module(h, emb, context, transformer_options, output_shape)
         h = h.type(x.dtype)
         if self.predict_codebook_ids:
             return self.id_predictor(h)

comfy/model_management.py

@@ -20,15 +20,30 @@ total_vram_available_mb = -1
 accelerate_enabled = False
 xpu_available = False
 
+directml_enabled = False
+if args.directml is not None:
+    import torch_directml
+    directml_enabled = True
+    device_index = args.directml
+    if device_index < 0:
+        directml_device = torch_directml.device()
+    else:
+        directml_device = torch_directml.device(device_index)
+    print("Using directml with device:", torch_directml.device_name(device_index))
+    # torch_directml.disable_tiled_resources(True)
+
 try:
     import torch
-    try:
-        import intel_extension_for_pytorch as ipex
-        if torch.xpu.is_available():
-            xpu_available = True
-            total_vram = torch.xpu.get_device_properties(torch.xpu.current_device()).total_memory / (1024 * 1024)
-    except:
-        total_vram = torch.cuda.mem_get_info(torch.cuda.current_device())[1] / (1024 * 1024)
+    if directml_enabled:
+        total_vram = 4097 #TODO
+    else:
+        try:
+            import intel_extension_for_pytorch as ipex
+            if torch.xpu.is_available():
+                xpu_available = True
+                total_vram = torch.xpu.get_device_properties(torch.xpu.current_device()).total_memory / (1024 * 1024)
+        except:
+            total_vram = torch.cuda.mem_get_info(torch.cuda.current_device())[1] / (1024 * 1024)
     total_ram = psutil.virtual_memory().total / (1024 * 1024)
     if not args.normalvram and not args.cpu:
         if total_vram <= 4096:
@@ -217,6 +232,10 @@ def unload_if_low_vram(model):
 
 def get_torch_device():
     global xpu_available
+    global directml_enabled
+    if directml_enabled:
+        global directml_device
+        return directml_device
     if vram_state == VRAMState.MPS:
         return torch.device("mps")
     if vram_state == VRAMState.CPU:
@@ -234,8 +253,14 @@ def get_autocast_device(dev):
 
 
 def xformers_enabled():
+    global xpu_available
+    global directml_enabled
     if vram_state == VRAMState.CPU:
         return False
+    if xpu_available:
+        return False
+    if directml_enabled:
+        return False
     return XFORMERS_IS_AVAILABLE
 
 
@@ -251,6 +276,7 @@ def pytorch_attention_enabled():
 
 def get_free_memory(dev=None, torch_free_too=False):
     global xpu_available
+    global directml_enabled
     if dev is None:
         dev = get_torch_device()
 
@@ -258,7 +284,10 @@ def get_free_memory(dev=None, torch_free_too=False):
         mem_free_total = psutil.virtual_memory().available
         mem_free_torch = mem_free_total
     else:
-        if xpu_available:
+        if directml_enabled:
+            mem_free_total = 1024 * 1024 * 1024 #TODO
+            mem_free_torch = mem_free_total
+        elif xpu_available:
             mem_free_total = torch.xpu.get_device_properties(dev).total_memory - torch.xpu.memory_allocated(dev)
             mem_free_torch = mem_free_total
         else:
@@ -293,9 +322,14 @@ def mps_mode():
 
 def should_use_fp16():
     global xpu_available
+    global directml_enabled
+
     if FORCE_FP32:
         return False
 
+    if directml_enabled:
+        return False
+
     if cpu_mode() or mps_mode() or xpu_available:
         return False #TODO ?
 

comfy/sample.py

+import torch
+import comfy.model_management
+import comfy.samplers
+import math
+
+def prepare_noise(latent_image, seed, skip=0):
+    """
+    creates random noise given a latent image and a seed.
+    optional arg skip can be used to skip and discard x number of noise generations for a given seed
+    """
+    generator = torch.manual_seed(seed)
+    for _ in range(skip):
+        noise = torch.randn([1] + list(latent_image.size())[1:], dtype=latent_image.dtype, layout=latent_image.layout, generator=generator, device="cpu")
+    noise = torch.randn(latent_image.size(), dtype=latent_image.dtype, layout=latent_image.layout, generator=generator, device="cpu")
+    return noise
+
+def prepare_mask(noise_mask, shape, device):
+    """ensures noise mask is of proper dimensions"""
+    noise_mask = torch.nn.functional.interpolate(noise_mask.reshape((-1, 1, noise_mask.shape[-2], noise_mask.shape[-1])), size=(shape[2], shape[3]), mode="bilinear")
+    noise_mask = noise_mask.round()
+    noise_mask = torch.cat([noise_mask] * shape[1], dim=1)
+    if noise_mask.shape[0] < shape[0]:
+        noise_mask = noise_mask.repeat(math.ceil(shape[0] / noise_mask.shape[0]), 1, 1, 1)[:shape[0]]
+    noise_mask = noise_mask.to(device)
+    return noise_mask
+
+def broadcast_cond(cond, batch, device):
+    """broadcasts conditioning to the batch size"""
+    copy = []
+    for p in cond:
+        t = p[0]
+        if t.shape[0] < batch:
+            t = torch.cat([t] * batch)
+        t = t.to(device)
+        copy += [[t] + p[1:]]
+    return copy
+
+def get_models_from_cond(cond, model_type):
+    models = []
+    for c in cond:
+        if model_type in c[1]:
+            models += [c[1][model_type]]
+    return models
+
+def load_additional_models(positive, negative):
+    """loads additional models in positive and negative conditioning"""
+    control_nets = get_models_from_cond(positive, "control") + get_models_from_cond(negative, "control")
+    gligen = get_models_from_cond(positive, "gligen") + get_models_from_cond(negative, "gligen")
+    gligen = [x[1] for x in gligen]
+    models = control_nets + gligen
+    comfy.model_management.load_controlnet_gpu(models)
+    return models
+
+def cleanup_additional_models(models):
+    """cleanup additional models that were loaded"""
+    for m in models:
+        m.cleanup()
+
+def sample(model, noise, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=1.0, disable_noise=False, start_step=None, last_step=None, force_full_denoise=False, noise_mask=None, sigmas=None, callback=None, disable_pbar=False):
+    device = comfy.model_management.get_torch_device()
+
+    if noise_mask is not None:
+        noise_mask = prepare_mask(noise_mask, noise.shape, device)
+
+    real_model = None
+    comfy.model_management.load_model_gpu(model)
+    real_model = model.model
+
+    noise = noise.to(device)
+    latent_image = latent_image.to(device)
+
+    positive_copy = broadcast_cond(positive, noise.shape[0], device)
+    negative_copy = broadcast_cond(negative, noise.shape[0], device)
+
+    models = load_additional_models(positive, negative)
+
+    sampler = comfy.samplers.KSampler(real_model, steps=steps, device=device, sampler=sampler_name, scheduler=scheduler, denoise=denoise, model_options=model.model_options)
+
+    samples = sampler.sample(noise, positive_copy, negative_copy, cfg=cfg, latent_image=latent_image, start_step=start_step, last_step=last_step, force_full_denoise=force_full_denoise, denoise_mask=noise_mask, sigmas=sigmas, callback=callback, disable_pbar=disable_pbar)
+    samples = samples.cpu()
+
+    cleanup_additional_models(models)
+    return samples

comfy/samplers.py

@@ -23,21 +23,36 @@ def sampling_function(model_function, x, timestep, uncond, cond, cond_scale, con
                 adm_cond = cond[1]['adm_encoded']
 
             input_x = x_in[:,:,area[2]:area[0] + area[2],area[3]:area[1] + area[3]]
-            mult = torch.ones_like(input_x) * strength
-
-            rr = 8
-            if area[2] != 0:
-                for t in range(rr):
-                    mult[:,:,t:1+t,:] *= ((1.0/rr) * (t + 1))
-            if (area[0] + area[2]) < x_in.shape[2]:
-                for t in range(rr):
-                    mult[:,:,area[0] - 1 - t:area[0] - t,:] *= ((1.0/rr) * (t + 1))
-            if area[3] != 0:
-                for t in range(rr):
-                    mult[:,:,:,t:1+t] *= ((1.0/rr) * (t + 1))
-            if (area[1] + area[3]) < x_in.shape[3]:
-                for t in range(rr):
-                    mult[:,:,:,area[1] - 1 - t:area[1] - t] *= ((1.0/rr) * (t + 1))
+            if 'mask' in cond[1]:
+                # Scale the mask to the size of the input
+                # The mask should have been resized as we began the sampling process
+                mask_strength = 1.0
+                if "mask_strength" in cond[1]:
+                    mask_strength = cond[1]["mask_strength"]
+                mask = cond[1]['mask']
+                assert(mask.shape[1] == x_in.shape[2])
+                assert(mask.shape[2] == x_in.shape[3])
+                mask = mask[:,area[2]:area[0] + area[2],area[3]:area[1] + area[3]] * mask_strength
+                mask = mask.unsqueeze(1).repeat(input_x.shape[0] // mask.shape[0], input_x.shape[1], 1, 1)
+            else:
+                mask = torch.ones_like(input_x)
+            mult = mask * strength
+
+            if 'mask' not in cond[1]:
+                rr = 8
+                if area[2] != 0:
+                    for t in range(rr):
+                        mult[:,:,t:1+t,:] *= ((1.0/rr) * (t + 1))
+                if (area[0] + area[2]) < x_in.shape[2]:
+                    for t in range(rr):
+                        mult[:,:,area[0] - 1 - t:area[0] - t,:] *= ((1.0/rr) * (t + 1))
+                if area[3] != 0:
+                    for t in range(rr):
+                        mult[:,:,:,t:1+t] *= ((1.0/rr) * (t + 1))
+                if (area[1] + area[3]) < x_in.shape[3]:
+                    for t in range(rr):
+                        mult[:,:,:,area[1] - 1 - t:area[1] - t] *= ((1.0/rr) * (t + 1))
+
             conditionning = {}
             conditionning['c_crossattn'] = cond[0]
             if cond_concat_in is not None and len(cond_concat_in) > 0:
@@ -301,6 +316,71 @@ def blank_inpaint_image_like(latent_image):
     blank_image[:,3] *= 0.1380
     return blank_image
 
+def get_mask_aabb(masks):
+    if masks.numel() == 0:
+        return torch.zeros((0, 4), device=masks.device, dtype=torch.int)
+
+    b = masks.shape[0]
+
+    bounding_boxes = torch.zeros((b, 4), device=masks.device, dtype=torch.int)
+    is_empty = torch.zeros((b), device=masks.device, dtype=torch.bool)
+    for i in range(b):
+        mask = masks[i]
+        if mask.numel() == 0:
+            continue
+        if torch.max(mask != 0) == False:
+            is_empty[i] = True
+            continue
+        y, x = torch.where(mask)
+        bounding_boxes[i, 0] = torch.min(x)
+        bounding_boxes[i, 1] = torch.min(y)
+        bounding_boxes[i, 2] = torch.max(x)
+        bounding_boxes[i, 3] = torch.max(y)
+
+    return bounding_boxes, is_empty
+
+def resolve_cond_masks(conditions, h, w, device):
+    # We need to decide on an area outside the sampling loop in order to properly generate opposite areas of equal sizes.
+    # While we're doing this, we can also resolve the mask device and scaling for performance reasons
+    for i in range(len(conditions)):
+        c = conditions[i]
+        if 'mask' in c[1]:
+            mask = c[1]['mask']
+            mask = mask.to(device=device)
+            modified = c[1].copy()
+            if len(mask.shape) == 2:
+                mask = mask.unsqueeze(0)
+            if mask.shape[2] != h or mask.shape[3] != w:
+                mask = torch.nn.functional.interpolate(mask.unsqueeze(1), size=(h, w), mode='bilinear', align_corners=False).squeeze(1)
+
+            if modified.get("set_area_to_bounds", False):
+                bounds = torch.max(torch.abs(mask),dim=0).values.unsqueeze(0)
+                boxes, is_empty = get_mask_aabb(bounds)
+                if is_empty[0]:
+                    # Use the minimum possible size for efficiency reasons. (Since the mask is all-0, this becomes a noop anyway)
+                    modified['area'] = (8, 8, 0, 0)
+                else:
+                    box = boxes[0]
+                    H, W, Y, X = (box[3] - box[1] + 1, box[2] - box[0] + 1, box[1], box[0])
+                    # Make sure the height and width are divisible by 8
+                    if X % 8 != 0:
+                        newx = X // 8 * 8
+                        W = W + (X - newx)
+                        X = newx
+                    if Y % 8 != 0:
+                        newy = Y // 8 * 8
+                        H = H + (Y - newy)
+                        Y = newy
+                    if H % 8 != 0:
+                        H = H + (8 - (H % 8))
+                    if W % 8 != 0:
+                        W = W + (8 - (W % 8))
+                    area = (int(H), int(W), int(Y), int(X))
+                    modified['area'] = area
+
+            modified['mask'] = mask
+            conditions[i] = [c[0], modified]
+
 def create_cond_with_same_area_if_none(conds, c):
     if 'area' not in c[1]:
         return
@@ -429,7 +509,7 @@ class KSampler:
         self.denoise = denoise
         self.model_options = model_options
 
-    def _calculate_sigmas(self, steps):
+    def calculate_sigmas(self, steps):
         sigmas = None
 
         discard_penultimate_sigma = False
@@ -438,13 +518,13 @@ class KSampler:
             discard_penultimate_sigma = True
 
         if self.scheduler == "karras":
-            sigmas = k_diffusion_sampling.get_sigmas_karras(n=steps, sigma_min=self.sigma_min, sigma_max=self.sigma_max, device=self.device)
+            sigmas = k_diffusion_sampling.get_sigmas_karras(n=steps, sigma_min=self.sigma_min, sigma_max=self.sigma_max)
         elif self.scheduler == "normal":
-            sigmas = self.model_wrap.get_sigmas(steps).to(self.device)
+            sigmas = self.model_wrap.get_sigmas(steps)
         elif self.scheduler == "simple":
-            sigmas = simple_scheduler(self.model_wrap, steps).to(self.device)
+            sigmas = simple_scheduler(self.model_wrap, steps)
         elif self.scheduler == "ddim_uniform":
-            sigmas = ddim_scheduler(self.model_wrap, steps).to(self.device)
+            sigmas = ddim_scheduler(self.model_wrap, steps)
         else:
             print("error invalid scheduler", self.scheduler)
 
@@ -455,15 +535,15 @@ class KSampler:
     def set_steps(self, steps, denoise=None):
         self.steps = steps
         if denoise is None or denoise > 0.9999:
-            self.sigmas = self._calculate_sigmas(steps)
+            self.sigmas = self.calculate_sigmas(steps).to(self.device)
         else:
             new_steps = int(steps/denoise)
-            sigmas = self._calculate_sigmas(new_steps)
+            sigmas = self.calculate_sigmas(new_steps).to(self.device)
             self.sigmas = sigmas[-(steps + 1):]
 
-
-    def sample(self, noise, positive, negative, cfg, latent_image=None, start_step=None, last_step=None, force_full_denoise=False, denoise_mask=None):
-        sigmas = self.sigmas
+    def sample(self, noise, positive, negative, cfg, latent_image=None, start_step=None, last_step=None, force_full_denoise=False, denoise_mask=None, sigmas=None, callback=None, disable_pbar=False):
+        if sigmas is None:
+            sigmas = self.sigmas
         sigma_min = self.sigma_min
 
         if last_step is not None and last_step < (len(sigmas) - 1):
@@ -483,6 +563,10 @@ class KSampler:
 
         positive = positive[:]
         negative = negative[:]
+
+        resolve_cond_masks(positive, noise.shape[2], noise.shape[3], self.device)
+        resolve_cond_masks(negative, noise.shape[2], noise.shape[3], self.device)
+
         #make sure each cond area has an opposite one with the same area
         for c in positive:
             create_cond_with_same_area_if_none(negative, c)
@@ -526,9 +610,9 @@ class KSampler:
 
         with precision_scope(model_management.get_autocast_device(self.device)):
             if self.sampler == "uni_pc":
-                samples = uni_pc.sample_unipc(self.model_wrap, noise, latent_image, sigmas, sampling_function=sampling_function, max_denoise=max_denoise, extra_args=extra_args, noise_mask=denoise_mask)
+                samples = uni_pc.sample_unipc(self.model_wrap, noise, latent_image, sigmas, sampling_function=sampling_function, max_denoise=max_denoise, extra_args=extra_args, noise_mask=denoise_mask, callback=callback, disable=disable_pbar)
             elif self.sampler == "uni_pc_bh2":
-                samples = uni_pc.sample_unipc(self.model_wrap, noise, latent_image, sigmas, sampling_function=sampling_function, max_denoise=max_denoise, extra_args=extra_args, noise_mask=denoise_mask, variant='bh2')
+                samples = uni_pc.sample_unipc(self.model_wrap, noise, latent_image, sigmas, sampling_function=sampling_function, max_denoise=max_denoise, extra_args=extra_args, noise_mask=denoise_mask, callback=callback, variant='bh2', disable=disable_pbar)
             elif self.sampler == "ddim":
                 timesteps = []
                 for s in range(sigmas.shape[0]):
@@ -536,6 +620,11 @@ class KSampler:
                 noise_mask = None
                 if denoise_mask is not None:
                     noise_mask = 1.0 - denoise_mask
+
+                ddim_callback = None
+                if callback is not None:
+                    ddim_callback = lambda pred_x0, i: callback(i, pred_x0, None)
+
                 sampler = DDIMSampler(self.model, device=self.device)
                 sampler.make_schedule_timesteps(ddim_timesteps=timesteps, verbose=False)
                 z_enc = sampler.stochastic_encode(latent_image, torch.tensor([len(timesteps) - 1] * noise.shape[0]).to(self.device), noise=noise, max_denoise=max_denoise)
@@ -549,11 +638,13 @@ class KSampler:
                                                      eta=0.0,
                                                      x_T=z_enc,
                                                      x0=latent_image,
+                                                     img_callback=ddim_callback,
                                                      denoise_function=sampling_function,
                                                      extra_args=extra_args,
                                                      mask=noise_mask,
                                                      to_zero=sigmas[-1]==0,
-                                                     end_step=sigmas.shape[0] - 1)
+                                                     end_step=sigmas.shape[0] - 1,
+                                                     disable_pbar=disable_pbar)
 
             else:
                 extra_args["denoise_mask"] = denoise_mask
@@ -562,13 +653,17 @@ class KSampler:
 
                 noise = noise * sigmas[0]
 
+                k_callback = None
+                if callback is not None:
+                    k_callback = lambda x: callback(x["i"], x["denoised"], x["x"])
+
                 if latent_image is not None:
                     noise += latent_image
                 if self.sampler == "dpm_fast":
-                    samples = k_diffusion_sampling.sample_dpm_fast(self.model_k, noise, sigma_min, sigmas[0], self.steps, extra_args=extra_args)
+                    samples = k_diffusion_sampling.sample_dpm_fast(self.model_k, noise, sigma_min, sigmas[0], self.steps, extra_args=extra_args, callback=k_callback, disable=disable_pbar)
                 elif self.sampler == "dpm_adaptive":
-                    samples = k_diffusion_sampling.sample_dpm_adaptive(self.model_k, noise, sigma_min, sigmas[0], extra_args=extra_args)
+                    samples = k_diffusion_sampling.sample_dpm_adaptive(self.model_k, noise, sigma_min, sigmas[0], extra_args=extra_args, callback=k_callback, disable=disable_pbar)
                 else:
-                    samples = getattr(k_diffusion_sampling, "sample_{}".format(self.sampler))(self.model_k, noise, sigmas, extra_args=extra_args)
+                    samples = getattr(k_diffusion_sampling, "sample_{}".format(self.sampler))(self.model_k, noise, sigmas, extra_args=extra_args, callback=k_callback, disable=disable_pbar)
 
         return samples.to(torch.float32)

comfy/sd.py

@@ -112,6 +112,8 @@ def load_lora(path, to_load):
             loaded_keys.add(A_name)
             loaded_keys.add(B_name)
 
+
+        ######## loha
         hada_w1_a_name = "{}.hada_w1_a".format(x)
         hada_w1_b_name = "{}.hada_w1_b".format(x)
         hada_w2_a_name = "{}.hada_w2_a".format(x)
@@ -133,6 +135,54 @@ def load_lora(path, to_load):
             loaded_keys.add(hada_w2_a_name)
             loaded_keys.add(hada_w2_b_name)
 
+
+        ######## lokr
+        lokr_w1_name = "{}.lokr_w1".format(x)
+        lokr_w2_name = "{}.lokr_w2".format(x)
+        lokr_w1_a_name = "{}.lokr_w1_a".format(x)
+        lokr_w1_b_name = "{}.lokr_w1_b".format(x)
+        lokr_t2_name = "{}.lokr_t2".format(x)
+        lokr_w2_a_name = "{}.lokr_w2_a".format(x)
+        lokr_w2_b_name = "{}.lokr_w2_b".format(x)
+
+        lokr_w1 = None
+        if lokr_w1_name in lora.keys():
+            lokr_w1 = lora[lokr_w1_name]
+            loaded_keys.add(lokr_w1_name)
+
+        lokr_w2 = None
+        if lokr_w2_name in lora.keys():
+            lokr_w2 = lora[lokr_w2_name]
+            loaded_keys.add(lokr_w2_name)
+
+        lokr_w1_a = None
+        if lokr_w1_a_name in lora.keys():
+            lokr_w1_a = lora[lokr_w1_a_name]
+            loaded_keys.add(lokr_w1_a_name)
+
+        lokr_w1_b = None
+        if lokr_w1_b_name in lora.keys():
+            lokr_w1_b = lora[lokr_w1_b_name]
+            loaded_keys.add(lokr_w1_b_name)
+
+        lokr_w2_a = None
+        if lokr_w2_a_name in lora.keys():
+            lokr_w2_a = lora[lokr_w2_a_name]
+            loaded_keys.add(lokr_w2_a_name)
+
+        lokr_w2_b = None
+        if lokr_w2_b_name in lora.keys():
+            lokr_w2_b = lora[lokr_w2_b_name]
+            loaded_keys.add(lokr_w2_b_name)
+
+        lokr_t2 = None
+        if lokr_t2_name in lora.keys():
+            lokr_t2 = lora[lokr_t2_name]
+            loaded_keys.add(lokr_t2_name)
+
+        if (lokr_w1 is not None) or (lokr_w2 is not None) or (lokr_w1_a is not None) or (lokr_w2_a is not None):
+            patch_dict[to_load[x]] = (lokr_w1, lokr_w2, alpha, lokr_w1_a, lokr_w1_b, lokr_w2_a, lokr_w2_b, lokr_t2)
+
     for x in lora.keys():
         if x not in loaded_keys:
             print("lora key not loaded", x)
@@ -316,6 +366,33 @@ class ModelPatcher:
                         final_shape = [mat2.shape[1], mat2.shape[0], v[3].shape[2], v[3].shape[3]]
                         mat2 = torch.mm(mat2.transpose(0, 1).flatten(start_dim=1).float(), v[3].transpose(0, 1).flatten(start_dim=1).float()).reshape(final_shape).transpose(0, 1)
                     weight += (alpha * torch.mm(mat1.flatten(start_dim=1).float(), mat2.flatten(start_dim=1).float())).reshape(weight.shape).type(weight.dtype).to(weight.device)
+                elif len(v) == 8: #lokr
+                    w1 = v[0]
+                    w2 = v[1]
+                    w1_a = v[3]
+                    w1_b = v[4]
+                    w2_a = v[5]
+                    w2_b = v[6]
+                    t2 = v[7]
+                    dim = None
+
+                    if w1 is None:
+                        dim = w1_b.shape[0]
+                        w1 = torch.mm(w1_a.float(), w1_b.float())
+
+                    if w2 is None:
+                        dim = w2_b.shape[0]
+                        if t2 is None:
+                            w2 = torch.mm(w2_a.float(), w2_b.float())
+                        else:
+                            w2 = torch.einsum('i j k l, j r, i p -> p r k l', t2.float(), w2_b.float(), w2_a.float())
+
+                    if len(w2.shape) == 4:
+                        w1 = w1.unsqueeze(2).unsqueeze(2)
+                    if v[2] is not None and dim is not None:
+                        alpha *= v[2] / dim
+
+                    weight += alpha * torch.kron(w1.float(), w2.float()).reshape(weight.shape).type(weight.dtype).to(weight.device)
                 else: #loha
                     w1a = v[0]
                     w1b = v[1]

comfy/utils.py

@@ -94,3 +94,26 @@ def tiled_scale(samples, function, tile_x=64, tile_y=64, overlap = 8, upscale_am
 
         output[b:b+1] = out/out_div
     return output
+
+
+PROGRESS_BAR_HOOK = None
+def set_progress_bar_global_hook(function):
+    global PROGRESS_BAR_HOOK
+    PROGRESS_BAR_HOOK = function
+
+class ProgressBar:
+    def __init__(self, total):
+        global PROGRESS_BAR_HOOK
+        self.total = total
+        self.current = 0
+        self.hook = PROGRESS_BAR_HOOK
+
+    def update_absolute(self, value):
+        if value > self.total:
+            value = self.total
+        self.current = value
+        if self.hook is not None:
+            self.hook(self.current, self.total)
+
+    def update(self, value):
+        self.update_absolute(self.current + value)

comfy_extras/chainner_models/architecture/block.py

@@ -4,7 +4,10 @@
 from __future__ import annotations
 
 from collections import OrderedDict
-from typing import Literal
+try:
+    from typing import Literal
+except ImportError:
+    from typing_extensions import Literal
 
 import torch
 import torch.nn as nn

comfy_extras/nodes_hypernetwork.py

@@ -10,7 +10,17 @@ def load_hypernetwork_patch(path, strength):
     activate_output = sd.get('activate_output', False)
     last_layer_dropout = sd.get('last_layer_dropout', False)
 
-    if activation_func != 'linear' or is_layer_norm != False or use_dropout != False or activate_output != False or last_layer_dropout != False:
+    valid_activation = {
+        "linear": torch.nn.Identity,
+        "relu": torch.nn.ReLU,
+        "leakyrelu": torch.nn.LeakyReLU,
+        "elu": torch.nn.ELU,
+        "swish": torch.nn.Hardswish,
+        "tanh": torch.nn.Tanh,
+        "sigmoid": torch.nn.Sigmoid,
+    }
+
+    if activation_func not in valid_activation:
         print("Unsupported Hypernetwork format, if you report it I might implement it.", path, " ", activation_func, is_layer_norm, use_dropout, activate_output, last_layer_dropout)
         return None
 
@@ -28,15 +38,27 @@ def load_hypernetwork_patch(path, strength):
             keys = attn_weights.keys()
 
             linears = filter(lambda a: a.endswith(".weight"), keys)
-            linears = sorted(list(map(lambda a: a[:-len(".weight")], linears)))
+            linears = list(map(lambda a: a[:-len(".weight")], linears))
             layers = []
 
-            for lin_name in linears:
+            for i in range(len(linears)):
+                lin_name = linears[i]
+                last_layer = (i == (len(linears) - 1))
+                penultimate_layer = (i == (len(linears) - 2))
+
                 lin_weight = attn_weights['{}.weight'.format(lin_name)]
                 lin_bias = attn_weights['{}.bias'.format(lin_name)]
                 layer = torch.nn.Linear(lin_weight.shape[1], lin_weight.shape[0])
                 layer.load_state_dict({"weight": lin_weight, "bias": lin_bias})
-                layers += [layer]
+                layers.append(layer)
+                if activation_func != "linear":
+                    if (not last_layer) or (activate_output):
+                        layers.append(valid_activation[activation_func]())
+                if is_layer_norm:
+                    layers.append(torch.nn.LayerNorm(lin_weight.shape[0]))
+                if use_dropout:
+                    if (not last_layer) and (not penultimate_layer or last_layer_dropout):
+                        layers.append(torch.nn.Dropout(p=0.3))
 
             output.append(torch.nn.Sequential(*layers))
         out[dim] = torch.nn.ModuleList(output)
@@ -71,7 +93,7 @@ class HypernetworkLoader:
     RETURN_TYPES = ("MODEL",)
     FUNCTION = "load_hypernetwork"
 
-    CATEGORY = "_for_testing"
+    CATEGORY = "loaders"
 
     def load_hypernetwork(self, model, hypernetwork_name, strength):
         hypernetwork_path = folder_paths.get_full_path("hypernetworks", hypernetwork_name)

execution.py

@@ -40,15 +40,13 @@ def get_input_data(inputs, class_def, unique_id, outputs={}, prompt={}, extra_da
                 input_data_all[x] = unique_id
     return input_data_all
 
-def recursive_execute(server, prompt, outputs, current_item, extra_data={}):
+def recursive_execute(server, prompt, outputs, current_item, extra_data, executed):
     unique_id = current_item
     inputs = prompt[unique_id]['inputs']
     class_type = prompt[unique_id]['class_type']
     class_def = nodes.NODE_CLASS_MAPPINGS[class_type]
     if unique_id in outputs:
-        return []
-
-    executed = []
+        return
 
     for x in inputs:
         input_data = inputs[x]
@@ -57,7 +55,7 @@ def recursive_execute(server, prompt, outputs, current_item, extra_data={}):
             input_unique_id = input_data[0]
             output_index = input_data[1]
             if input_unique_id not in outputs:
-                executed += recursive_execute(server, prompt, outputs, input_unique_id, extra_data)
+                recursive_execute(server, prompt, outputs, input_unique_id, extra_data, executed)
 
     input_data_all = get_input_data(inputs, class_def, unique_id, outputs, prompt, extra_data)
     if server.client_id is not None:
@@ -72,7 +70,7 @@ def recursive_execute(server, prompt, outputs, current_item, extra_data={}):
             server.send_sync("executed", { "node": unique_id, "output": outputs[unique_id]["ui"] }, server.client_id)
         if "result" in outputs[unique_id]:
             outputs[unique_id] = outputs[unique_id]["result"]
-    return executed + [unique_id]
+    executed.add(unique_id)
 
 def recursive_will_execute(prompt, outputs, current_item):
     unique_id = current_item
@@ -99,40 +97,44 @@ def recursive_output_delete_if_changed(prompt, old_prompt, outputs, current_item
 
     is_changed_old = ''
     is_changed = ''
+    to_delete = False
     if hasattr(class_def, 'IS_CHANGED'):
         if unique_id in old_prompt and 'is_changed' in old_prompt[unique_id]:
             is_changed_old = old_prompt[unique_id]['is_changed']
         if 'is_changed' not in prompt[unique_id]:
             input_data_all = get_input_data(inputs, class_def, unique_id, outputs)
             if input_data_all is not None:
-                is_changed = class_def.IS_CHANGED(**input_data_all)
-                prompt[unique_id]['is_changed'] = is_changed
+                try:
+                    is_changed = class_def.IS_CHANGED(**input_data_all)
+                    prompt[unique_id]['is_changed'] = is_changed
+                except:
+                    to_delete = True
         else:
             is_changed = prompt[unique_id]['is_changed']
 
     if unique_id not in outputs:
         return True
 
-    to_delete = False
-    if is_changed != is_changed_old:
-        to_delete = True
-    elif unique_id not in old_prompt:
-        to_delete = True
-    elif inputs == old_prompt[unique_id]['inputs']:
-        for x in inputs:
-            input_data = inputs[x]
-
-            if isinstance(input_data, list):
-                input_unique_id = input_data[0]
-                output_index = input_data[1]
-                if input_unique_id in outputs:
-                    to_delete = recursive_output_delete_if_changed(prompt, old_prompt, outputs, input_unique_id)
-                else:
-                    to_delete = True
-                if to_delete:
-                    break
-    else:
-        to_delete = True
+    if not to_delete:
+        if is_changed != is_changed_old:
+            to_delete = True
+        elif unique_id not in old_prompt:
+            to_delete = True
+        elif inputs == old_prompt[unique_id]['inputs']:
+            for x in inputs:
+                input_data = inputs[x]
+
+                if isinstance(input_data, list):
+                    input_unique_id = input_data[0]
+                    output_index = input_data[1]
+                    if input_unique_id in outputs:
+                        to_delete = recursive_output_delete_if_changed(prompt, old_prompt, outputs, input_unique_id)
+                    else:
+                        to_delete = True
+                    if to_delete:
+                        break
+        else:
+            to_delete = True
 
     if to_delete:
         d = outputs.pop(unique_id)
@@ -154,11 +156,20 @@ class PromptExecutor:
             self.server.client_id = None
 
         with torch.inference_mode():
+            #delete cached outputs if nodes don't exist for them
+            to_delete = []
+            for o in self.outputs:
+                if o not in prompt:
+                    to_delete += [o]
+            for o in to_delete:
+                d = self.outputs.pop(o)
+                del d
+
             for x in prompt:
                 recursive_output_delete_if_changed(prompt, self.old_prompt, self.outputs, x)
 
             current_outputs = set(self.outputs.keys())
-            executed = []
+            executed = set()
             try:
                 to_execute = []
                 for x in prompt:
@@ -181,12 +192,12 @@ class PromptExecutor:
                             except:
                                 valid = False
                             if valid:
-                                executed += recursive_execute(self.server, prompt, self.outputs, x, extra_data)
+                                recursive_execute(self.server, prompt, self.outputs, x, extra_data, executed)
             except Exception as e:
                 print(traceback.format_exc())
                 to_delete = []
                 for o in self.outputs:
-                    if o not in current_outputs:
+                    if (o not in current_outputs) and (o not in executed):
                         to_delete += [o]
                         if o in self.old_prompt:
                             d = self.old_prompt.pop(o)
@@ -194,11 +205,9 @@ class PromptExecutor:
                 for o in to_delete:
                     d = self.outputs.pop(o)
                     del d
-            else:
-                executed = set(executed)
+            finally:
                 for x in executed:
                     self.old_prompt[x] = copy.deepcopy(prompt[x])
-            finally:
                 self.server.last_node_id = None
                 if self.server.client_id is not None:
                     self.server.send_sync("executing", { "node": None }, self.server.client_id)
@@ -249,9 +258,15 @@ def validate_inputs(prompt, item):
                 if "max" in info[1] and val > info[1]["max"]:
                     return (False, "Value bigger than max. {}, {}".format(class_type, x))
 
-            if isinstance(type_input, list):
-                if val not in type_input:
-                    return (False, "Value not in list. {}, {}: {} not in {}".format(class_type, x, val, type_input))
+            if hasattr(obj_class, "VALIDATE_INPUTS"):
+                input_data_all = get_input_data(inputs, obj_class, unique_id)
+                ret = obj_class.VALIDATE_INPUTS(**input_data_all)
+                if ret != True:
+                    return (False, "{}, {}".format(class_type, ret))
+            else:
+                if isinstance(type_input, list):
+                    if val not in type_input:
+                        return (False, "Value not in list. {}, {}: {} not in {}".format(class_type, x, val, type_input))
     return (True, "")
 
 def validate_prompt(prompt):
@@ -273,7 +288,8 @@ def validate_prompt(prompt):
             m = validate_inputs(prompt, o)
             valid = m[0]
             reason = m[1]
-        except:
+        except Exception as e:
+            print(traceback.format_exc())
             valid = False
             reason = "Parsing error"