From 39541d7725bc42f456a604b07c50aba503a5a09a Mon Sep 17 00:00:00 2001 From: Fampai <> Date: Fri, 4 Nov 2022 04:50:22 -0400 Subject: Fixes race condition in training when VAE is unloaded set_current_image can attempt to use the VAE when it is unloaded to the CPU while training --- modules/textual_inversion/textual_inversion.py | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 0aeb0459..55892c57 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -273,7 +273,11 @@ def train_embedding(embedding_name, learn_rate, batch_size, data_root, log_direc shared.state.textinfo = f"Preparing dataset from {html.escape(data_root)}..." with torch.autocast("cuda"): ds = modules.textual_inversion.dataset.PersonalizedBase(data_root=data_root, width=training_width, height=training_height, repeats=shared.opts.training_image_repeats_per_epoch, placeholder_token=embedding_name, model=shared.sd_model, device=devices.device, template_file=template_file, batch_size=batch_size) + + old_parallel_processing_allowed = shared.parallel_processing_allowed + if unload: + shared.parallel_processing_allowed = False shared.sd_model.first_stage_model.to(devices.cpu) embedding.vec.requires_grad = True @@ -410,6 +414,7 @@ Last saved image: {html.escape(last_saved_image)}
filename = os.path.join(shared.cmd_opts.embeddings_dir, f'{embedding_name}.pt') save_embedding(embedding, checkpoint, embedding_name, filename, remove_cached_checksum=True) shared.sd_model.first_stage_model.to(devices.device) + shared.parallel_processing_allowed = old_parallel_processing_allowed return embedding, filename -- cgit v1.2.1 From cdc8020d13c5eef099c609b0a911ccf3568afc0d Mon Sep 17 00:00:00 2001 From: AUTOMATIC <16777216c@gmail.com> Date: Sat, 19 Nov 2022 12:01:51 +0300 Subject: change StableDiffusionProcessing to internally use sampler name instead of sampler index --- modules/textual_inversion/textual_inversion.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 0aeb0459..5e4d8688 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -10,7 +10,7 @@ import csv from PIL import Image, PngImagePlugin -from modules import shared, devices, sd_hijack, processing, sd_models, images +from modules import shared, devices, sd_hijack, processing, sd_models, images, sd_samplers import modules.textual_inversion.dataset from modules.textual_inversion.learn_schedule import LearnRateScheduler @@ -345,7 +345,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, data_root, log_direc p.prompt = preview_prompt p.negative_prompt = preview_negative_prompt p.steps = preview_steps - p.sampler_index = preview_sampler_index + p.sampler_name = sd_samplers.samplers[preview_sampler_index].name p.cfg_scale = preview_cfg_scale p.seed = preview_seed p.width = preview_width -- cgit v1.2.1 From bd68e35de3b7cf7547ed97d8bdf60147402133cc Mon Sep 17 00:00:00 2001 From: flamelaw Date: Sun, 20 Nov 2022 12:35:26 +0900 Subject: Gradient accumulation, autocast fix, new latent sampling method, etc --- modules/textual_inversion/textual_inversion.py | 320 ++++++++++++++----------- 1 file changed, 183 insertions(+), 137 deletions(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 5e4d8688..1d5e3a32 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -184,7 +184,7 @@ def write_loss(log_directory, filename, step, epoch_len, values): if shared.opts.training_write_csv_every == 0: return - if (step + 1) % shared.opts.training_write_csv_every != 0: + if step % shared.opts.training_write_csv_every != 0: return write_csv_header = False if os.path.exists(os.path.join(log_directory, filename)) else True @@ -194,21 +194,23 @@ def write_loss(log_directory, filename, step, epoch_len, values): if write_csv_header: csv_writer.writeheader() - epoch = step // epoch_len - epoch_step = step % epoch_len + epoch = (step - 1) // epoch_len + epoch_step = (step - 1) % epoch_len csv_writer.writerow({ - "step": step + 1, + "step": step, "epoch": epoch, - "epoch_step": epoch_step + 1, + "epoch_step": epoch_step, **values, }) -def validate_train_inputs(model_name, learn_rate, batch_size, data_root, template_file, steps, save_model_every, create_image_every, log_directory, name="embedding"): +def validate_train_inputs(model_name, learn_rate, batch_size, gradient_step, data_root, template_file, steps, save_model_every, create_image_every, log_directory, name="embedding"): assert model_name, f"{name} not selected" assert learn_rate, "Learning rate is empty or 0" assert isinstance(batch_size, int), "Batch size must be integer" assert batch_size > 0, "Batch size must be positive" + assert isinstance(gradient_step, int), "Gradient accumulation step must be integer" + assert gradient_step > 0, "Gradient accumulation step must be positive" assert data_root, "Dataset directory is empty" assert os.path.isdir(data_root), "Dataset directory doesn't exist" assert os.listdir(data_root), "Dataset directory is empty" @@ -224,10 +226,10 @@ def validate_train_inputs(model_name, learn_rate, batch_size, data_root, templat if save_model_every or create_image_every: assert log_directory, "Log directory is empty" -def train_embedding(embedding_name, learn_rate, batch_size, data_root, log_directory, training_width, training_height, steps, create_image_every, save_embedding_every, template_file, save_image_with_stored_embedding, preview_from_txt2img, preview_prompt, preview_negative_prompt, preview_steps, preview_sampler_index, preview_cfg_scale, preview_seed, preview_width, preview_height): +def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_root, log_directory, training_width, training_height, steps, shuffle_tags, tag_drop_out, latent_sampling_method, create_image_every, save_embedding_every, template_file, save_image_with_stored_embedding, preview_from_txt2img, preview_prompt, preview_negative_prompt, preview_steps, preview_sampler_index, preview_cfg_scale, preview_seed, preview_width, preview_height): save_embedding_every = save_embedding_every or 0 create_image_every = create_image_every or 0 - validate_train_inputs(embedding_name, learn_rate, batch_size, data_root, template_file, steps, save_embedding_every, create_image_every, log_directory, name="embedding") + validate_train_inputs(embedding_name, learn_rate, batch_size, gradient_step, data_root, template_file, steps, save_embedding_every, create_image_every, log_directory, name="embedding") shared.state.textinfo = "Initializing textual inversion training..." shared.state.job_count = steps @@ -255,161 +257,205 @@ def train_embedding(embedding_name, learn_rate, batch_size, data_root, log_direc else: images_embeds_dir = None - cond_model = shared.sd_model.cond_stage_model - hijack = sd_hijack.model_hijack embedding = hijack.embedding_db.word_embeddings[embedding_name] checkpoint = sd_models.select_checkpoint() - ititial_step = embedding.step or 0 - if ititial_step >= steps: + initial_step = embedding.step or 0 + if initial_step >= steps: shared.state.textinfo = f"Model has already been trained beyond specified max steps" return embedding, filename + scheduler = LearnRateScheduler(learn_rate, steps, initial_step) - scheduler = LearnRateScheduler(learn_rate, steps, ititial_step) - - # dataset loading may take a while, so input validations and early returns should be done before this + # dataset loading may take a while, so input validations and early returns should be done before this shared.state.textinfo = f"Preparing dataset from {html.escape(data_root)}..." - with torch.autocast("cuda"): - ds = modules.textual_inversion.dataset.PersonalizedBase(data_root=data_root, width=training_width, height=training_height, repeats=shared.opts.training_image_repeats_per_epoch, placeholder_token=embedding_name, model=shared.sd_model, device=devices.device, template_file=template_file, batch_size=batch_size) + + pin_memory = shared.opts.pin_memory + + ds = modules.textual_inversion.dataset.PersonalizedBase(data_root=data_root, width=training_width, height=training_height, repeats=shared.opts.training_image_repeats_per_epoch, placeholder_token=embedding_name, model=shared.sd_model, cond_model=shared.sd_model.cond_stage_model, device=devices.device, template_file=template_file, batch_size=batch_size, gradient_step=gradient_step, shuffle_tags=shuffle_tags, tag_drop_out=tag_drop_out, latent_sampling_method=latent_sampling_method) + + latent_sampling_method = ds.latent_sampling_method + + dl = modules.textual_inversion.dataset.PersonalizedDataLoader(ds, batch_size=ds.batch_size, pin_memory=False) + if unload: shared.sd_model.first_stage_model.to(devices.cpu) embedding.vec.requires_grad = True optimizer = torch.optim.AdamW([embedding.vec], lr=scheduler.learn_rate) + scaler = torch.cuda.amp.GradScaler() - losses = torch.zeros((32,)) + batch_size = ds.batch_size + gradient_step = ds.gradient_step + # n steps = batch_size * gradient_step * n image processed + steps_per_epoch = len(ds) // batch_size // gradient_step + max_steps_per_epoch = len(ds) // batch_size - (len(ds) // batch_size) % gradient_step + loss_step = 0 + _loss_step = 0 #internal + last_saved_file = "" last_saved_image = "" forced_filename = "" embedding_yet_to_be_embedded = False - - pbar = tqdm.tqdm(enumerate(ds), total=steps-ititial_step) - for i, entries in pbar: - embedding.step = i + ititial_step - - scheduler.apply(optimizer, embedding.step) - if scheduler.finished: - break - - if shared.state.interrupted: - break - - with torch.autocast("cuda"): - c = cond_model([entry.cond_text for entry in entries]) - x = torch.stack([entry.latent for entry in entries]).to(devices.device) - loss = shared.sd_model(x, c)[0] - del x - - losses[embedding.step % losses.shape[0]] = loss.item() - - optimizer.zero_grad() - loss.backward() - optimizer.step() - - steps_done = embedding.step + 1 - - epoch_num = embedding.step // len(ds) - epoch_step = embedding.step % len(ds) - - pbar.set_description(f"[Epoch {epoch_num}: {epoch_step+1}/{len(ds)}]loss: {losses.mean():.7f}") - - if embedding_dir is not None and steps_done % save_embedding_every == 0: - # Before saving, change name to match current checkpoint. - embedding_name_every = f'{embedding_name}-{steps_done}' - last_saved_file = os.path.join(embedding_dir, f'{embedding_name_every}.pt') - save_embedding(embedding, checkpoint, embedding_name_every, last_saved_file, remove_cached_checksum=True) - embedding_yet_to_be_embedded = True - - write_loss(log_directory, "textual_inversion_loss.csv", embedding.step, len(ds), { - "loss": f"{losses.mean():.7f}", - "learn_rate": scheduler.learn_rate - }) - - if images_dir is not None and steps_done % create_image_every == 0: - forced_filename = f'{embedding_name}-{steps_done}' - last_saved_image = os.path.join(images_dir, forced_filename) - - shared.sd_model.first_stage_model.to(devices.device) - - p = processing.StableDiffusionProcessingTxt2Img( - sd_model=shared.sd_model, - do_not_save_grid=True, - do_not_save_samples=True, - do_not_reload_embeddings=True, - ) - - if preview_from_txt2img: - p.prompt = preview_prompt - p.negative_prompt = preview_negative_prompt - p.steps = preview_steps - p.sampler_name = sd_samplers.samplers[preview_sampler_index].name - p.cfg_scale = preview_cfg_scale - p.seed = preview_seed - p.width = preview_width - p.height = preview_height - else: - p.prompt = entries[0].cond_text - p.steps = 20 - p.width = training_width - p.height = training_height - - preview_text = p.prompt - - processed = processing.process_images(p) - image = processed.images[0] - - if unload: - shared.sd_model.first_stage_model.to(devices.cpu) - - shared.state.current_image = image - - if save_image_with_stored_embedding and os.path.exists(last_saved_file) and embedding_yet_to_be_embedded: - - last_saved_image_chunks = os.path.join(images_embeds_dir, f'{embedding_name}-{steps_done}.png') - - info = PngImagePlugin.PngInfo() - data = torch.load(last_saved_file) - info.add_text("sd-ti-embedding", embedding_to_b64(data)) - - title = "<{}>".format(data.get('name', '???')) - - try: - vectorSize = list(data['string_to_param'].values())[0].shape[0] - except Exception as e: - vectorSize = '?' - - checkpoint = sd_models.select_checkpoint() - footer_left = checkpoint.model_name - footer_mid = '[{}]'.format(checkpoint.hash) - footer_right = '{}v {}s'.format(vectorSize, steps_done) - - captioned_image = caption_image_overlay(image, title, footer_left, footer_mid, footer_right) - captioned_image = insert_image_data_embed(captioned_image, data) - - captioned_image.save(last_saved_image_chunks, "PNG", pnginfo=info) - embedding_yet_to_be_embedded = False - - last_saved_image, last_text_info = images.save_image(image, images_dir, "", p.seed, p.prompt, shared.opts.samples_format, processed.infotexts[0], p=p, forced_filename=forced_filename, save_to_dirs=False) - last_saved_image += f", prompt: {preview_text}" - - shared.state.job_no = embedding.step - - shared.state.textinfo = f""" + + pbar = tqdm.tqdm(total=steps - initial_step) + try: + for i in range((steps-initial_step) * gradient_step): + if scheduler.finished: + break + if shared.state.interrupted: + break + for j, batch in enumerate(dl): + # works as a drop_last=True for gradient accumulation + if j == max_steps_per_epoch: + break + scheduler.apply(optimizer, embedding.step) + if scheduler.finished: + break + if shared.state.interrupted: + break + + with torch.autocast("cuda"): + # c = stack_conds(batch.cond).to(devices.device) + # mask = torch.tensor(batch.emb_index).to(devices.device, non_blocking=pin_memory) + # print(mask) + # c[:, 1:1+embedding.vec.shape[0]] = embedding.vec.to(devices.device, non_blocking=pin_memory) + x = batch.latent_sample.to(devices.device, non_blocking=pin_memory) + c = shared.sd_model.cond_stage_model(batch.cond_text) + loss = shared.sd_model(x, c)[0] / gradient_step + del x + + _loss_step += loss.item() + scaler.scale(loss).backward() + + # go back until we reach gradient accumulation steps + if (j + 1) % gradient_step != 0: + continue + #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") + #scaler.unscale_(optimizer) + #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") + #torch.nn.utils.clip_grad_norm_(embedding.vec, max_norm=1.0) + #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") + scaler.step(optimizer) + scaler.update() + embedding.step += 1 + pbar.update() + optimizer.zero_grad(set_to_none=True) + loss_step = _loss_step + _loss_step = 0 + + steps_done = embedding.step + 1 + + epoch_num = embedding.step // steps_per_epoch + epoch_step = embedding.step % steps_per_epoch + + pbar.set_description(f"[Epoch {epoch_num}: {epoch_step+1}/{steps_per_epoch}]loss: {loss_step:.7f}") + if embedding_dir is not None and steps_done % save_embedding_every == 0: + # Before saving, change name to match current checkpoint. + embedding_name_every = f'{embedding_name}-{steps_done}' + last_saved_file = os.path.join(embedding_dir, f'{embedding_name_every}.pt') + #if shared.opts.save_optimizer_state: + #embedding.optimizer_state_dict = optimizer.state_dict() + save_embedding(embedding, checkpoint, embedding_name_every, last_saved_file, remove_cached_checksum=True) + embedding_yet_to_be_embedded = True + + write_loss(log_directory, "textual_inversion_loss.csv", embedding.step, steps_per_epoch, { + "loss": f"{loss_step:.7f}", + "learn_rate": scheduler.learn_rate + }) + + if images_dir is not None and steps_done % create_image_every == 0: + forced_filename = f'{embedding_name}-{steps_done}' + last_saved_image = os.path.join(images_dir, forced_filename) + + shared.sd_model.first_stage_model.to(devices.device) + + p = processing.StableDiffusionProcessingTxt2Img( + sd_model=shared.sd_model, + do_not_save_grid=True, + do_not_save_samples=True, + do_not_reload_embeddings=True, + ) + + if preview_from_txt2img: + p.prompt = preview_prompt + p.negative_prompt = preview_negative_prompt + p.steps = preview_steps + p.sampler_name = sd_samplers.samplers[preview_sampler_index].name + p.cfg_scale = preview_cfg_scale + p.seed = preview_seed + p.width = preview_width + p.height = preview_height + else: + p.prompt = batch.cond_text[0] + p.steps = 20 + p.width = training_width + p.height = training_height + + preview_text = p.prompt + + processed = processing.process_images(p) + image = processed.images[0] if len(processed.images) > 0 else None + + if unload: + shared.sd_model.first_stage_model.to(devices.cpu) + + if image is not None: + shared.state.current_image = image + last_saved_image, last_text_info = images.save_image(image, images_dir, "", p.seed, p.prompt, shared.opts.samples_format, processed.infotexts[0], p=p, forced_filename=forced_filename, save_to_dirs=False) + last_saved_image += f", prompt: {preview_text}" + + if save_image_with_stored_embedding and os.path.exists(last_saved_file) and embedding_yet_to_be_embedded: + + last_saved_image_chunks = os.path.join(images_embeds_dir, f'{embedding_name}-{steps_done}.png') + + info = PngImagePlugin.PngInfo() + data = torch.load(last_saved_file) + info.add_text("sd-ti-embedding", embedding_to_b64(data)) + + title = "<{}>".format(data.get('name', '???')) + + try: + vectorSize = list(data['string_to_param'].values())[0].shape[0] + except Exception as e: + vectorSize = '?' + + checkpoint = sd_models.select_checkpoint() + footer_left = checkpoint.model_name + footer_mid = '[{}]'.format(checkpoint.hash) + footer_right = '{}v {}s'.format(vectorSize, steps_done) + + captioned_image = caption_image_overlay(image, title, footer_left, footer_mid, footer_right) + captioned_image = insert_image_data_embed(captioned_image, data) + + captioned_image.save(last_saved_image_chunks, "PNG", pnginfo=info) + embedding_yet_to_be_embedded = False + + last_saved_image, last_text_info = images.save_image(image, images_dir, "", p.seed, p.prompt, shared.opts.samples_format, processed.infotexts[0], p=p, forced_filename=forced_filename, save_to_dirs=False) + last_saved_image += f", prompt: {preview_text}" + + shared.state.job_no = embedding.step + + shared.state.textinfo = f"""

-Loss: {losses.mean():.7f}
+Loss: {loss_step:.7f}
Step: {embedding.step}
-Last prompt: {html.escape(entries[0].cond_text)}
+Last prompt: {html.escape(batch.cond_text[0])}
Last saved embedding: {html.escape(last_saved_file)}
Last saved image: {html.escape(last_saved_image)}

""" - - filename = os.path.join(shared.cmd_opts.embeddings_dir, f'{embedding_name}.pt') - save_embedding(embedding, checkpoint, embedding_name, filename, remove_cached_checksum=True) - shared.sd_model.first_stage_model.to(devices.device) + filename = os.path.join(shared.cmd_opts.embeddings_dir, f'{embedding_name}.pt') + save_embedding(embedding, checkpoint, embedding_name, filename, remove_cached_checksum=True) + except Exception: + print(traceback.format_exc(), file=sys.stderr) + pass + finally: + pbar.leave = False + pbar.close() + shared.sd_model.first_stage_model.to(devices.device) return embedding, filename -- cgit v1.2.1 From 5b57f61ba47f8b11d19a5b46e7fb5a52458abae5 Mon Sep 17 00:00:00 2001 From: flamelaw Date: Mon, 21 Nov 2022 10:15:46 +0900 Subject: fix pin_memory with different latent sampling method --- modules/textual_inversion/textual_inversion.py | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 1d5e3a32..3036e48a 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -277,7 +277,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_ latent_sampling_method = ds.latent_sampling_method - dl = modules.textual_inversion.dataset.PersonalizedDataLoader(ds, batch_size=ds.batch_size, pin_memory=False) + dl = modules.textual_inversion.dataset.PersonalizedDataLoader(ds, latent_sampling_method=latent_sampling_method, batch_size=ds.batch_size, pin_memory=pin_memory) if unload: shared.sd_model.first_stage_model.to(devices.cpu) @@ -333,11 +333,6 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_ # go back until we reach gradient accumulation steps if (j + 1) % gradient_step != 0: continue - #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") - #scaler.unscale_(optimizer) - #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") - #torch.nn.utils.clip_grad_norm_(embedding.vec, max_norm=1.0) - #print(f"grad:{embedding.vec.grad.detach().cpu().abs().mean().item():.7f}") scaler.step(optimizer) scaler.update() embedding.step += 1 -- cgit v1.2.1 From 89d8ecff09b426ddc89eb5b432825f8f4c218051 Mon Sep 17 00:00:00 2001 From: flamelaw Date: Wed, 23 Nov 2022 02:49:01 +0900 Subject: small fixes --- modules/textual_inversion/textual_inversion.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 3036e48a..fee08e33 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -436,7 +436,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_ shared.state.textinfo = f"""

Loss: {loss_step:.7f}
-Step: {embedding.step}
+Step: {steps_done}
Last prompt: {html.escape(batch.cond_text[0])}
Last saved embedding: {html.escape(last_saved_file)}
Last saved image: {html.escape(last_saved_image)}
-- cgit v1.2.1 From ce6911158b5b2f9cf79b405a1f368f875492044d Mon Sep 17 00:00:00 2001 From: AUTOMATIC <16777216c@gmail.com> Date: Sat, 26 Nov 2022 16:10:46 +0300 Subject: Add support Stable Diffusion 2.0 --- modules/textual_inversion/textual_inversion.py | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 5e4d8688..a273e663 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -64,7 +64,8 @@ class EmbeddingDatabase: self.word_embeddings[embedding.name] = embedding - ids = model.cond_stage_model.tokenizer([embedding.name], add_special_tokens=False)['input_ids'][0] + # TODO changing between clip and open clip changes tokenization, which will cause embeddings to stop working + ids = model.cond_stage_model.tokenize([embedding.name])[0] first_id = ids[0] if first_id not in self.ids_lookup: @@ -155,13 +156,11 @@ class EmbeddingDatabase: def create_embedding(name, num_vectors_per_token, overwrite_old, init_text='*'): cond_model = shared.sd_model.cond_stage_model - embedding_layer = cond_model.wrapped.transformer.text_model.embeddings with devices.autocast(): cond_model([""]) # will send cond model to GPU if lowvram/medvram is active - ids = cond_model.tokenizer(init_text, max_length=num_vectors_per_token, return_tensors="pt", add_special_tokens=False)["input_ids"] - embedded = embedding_layer.token_embedding.wrapped(ids.to(devices.device)).squeeze(0) + embedded = cond_model.encode_embedding_init_text(init_text, num_vectors_per_token) vec = torch.zeros((num_vectors_per_token, embedded.shape[1]), device=devices.device) for i in range(num_vectors_per_token): -- cgit v1.2.1 From 755df94b2aa62eabd96f900e0dd7ddc83c2f692c Mon Sep 17 00:00:00 2001 From: flamelaw Date: Sun, 27 Nov 2022 00:35:44 +0900 Subject: set TI AdamW default weight decay to 0 --- modules/textual_inversion/textual_inversion.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index fee08e33..b9b1394f 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -283,7 +283,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_ shared.sd_model.first_stage_model.to(devices.cpu) embedding.vec.requires_grad = True - optimizer = torch.optim.AdamW([embedding.vec], lr=scheduler.learn_rate) + optimizer = torch.optim.AdamW([embedding.vec], lr=scheduler.learn_rate, weight_decay=0.0) scaler = torch.cuda.amp.GradScaler() batch_size = ds.batch_size -- cgit v1.2.1 From 4d5f1691dda971ec7b461dd880426300fd54ccee Mon Sep 17 00:00:00 2001 From: brkirch Date: Mon, 28 Nov 2022 21:36:35 -0500 Subject: Use devices.autocast instead of torch.autocast --- modules/textual_inversion/textual_inversion.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'modules/textual_inversion/textual_inversion.py') diff --git a/modules/textual_inversion/textual_inversion.py b/modules/textual_inversion/textual_inversion.py index 4eb75cb5..daf8d1b8 100644 --- a/modules/textual_inversion/textual_inversion.py +++ b/modules/textual_inversion/textual_inversion.py @@ -316,7 +316,7 @@ def train_embedding(embedding_name, learn_rate, batch_size, gradient_step, data_ if shared.state.interrupted: break - with torch.autocast("cuda"): + with devices.autocast(): # c = stack_conds(batch.cond).to(devices.device) # mask = torch.tensor(batch.emb_index).to(devices.device, non_blocking=pin_memory) # print(mask) -- cgit v1.2.1