Update sd-webui-chunk-weights/scripts/chunk_weighting.py
#1
by
Dikz - opened
sd-webui-chunk-weights/scripts/chunk_weighting.py
CHANGED
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@@ -11,7 +11,7 @@ from modules.script_callbacks import on_app_started, on_script_unloaded
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from modules.ui_components import InputAccordion
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# ==============================================================================
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# ЧАСТЬ 1: ЛОГГЕР
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# ==============================================================================
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class ColorCode:
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RESET = "\033[0m"
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@@ -47,15 +47,12 @@ if not logger.handlers:
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# ЧАСТЬ 2: СКРИПТ (Логика весов)
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# ==============================================================================
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# Поиск целевого класса для патчинга.
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# Мы ищем базовый класс, от которого наследуются и SD1.5, и SDXL эмбеддеры.
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target_classes = []
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try:
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from modules.sd_hijack_clip import FrozenCLIPEmbedderWithCustomWordsBase
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target_classes.append(FrozenCLIPEmbedderWithCustomWordsBase)
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except ImportError:
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# Фолбэк для очень старых версий или если архитектура изменится
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logger.warning("Base class FrozenCLIPEmbedderWithCustomWordsBase not found. Trying individual classes.")
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try:
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from modules.sd_hijack_clip import FrozenCLIPEmbedderWithCustomWords
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@@ -102,7 +99,6 @@ class ChunkWeight(scripts.Script):
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if not enable:
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return
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# Парсинг весов
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for v in weights.split(","):
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v = v.strip()
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if not v: continue
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@@ -114,18 +110,14 @@ class ChunkWeight(scripts.Script):
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p.extra_generation_params["Chunk Weights"] = ", ".join(str(v) for v in WEIGHTS)
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# Сброс кэшей A1111. Это критически важно, иначе изменение весов
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# не применится к повторным генерациям с тем же промптом.
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p.cached_c = [None, None]
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p.cached_uc = [None, None]
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# Поддержка Hires Fix (Highres. fix кэширует свои кондишены отдельно)
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if hasattr(p, 'cached_hr_c'):
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p.cached_hr_c = [None, None]
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p.cached_hr_uc = [None, None]
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def postprocess(self, *args):
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# Очистка глобальных кэшей класса после генерации для надежности
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StableDiffusionProcessing.cached_c = [None, None]
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StableDiffusionProcessing.cached_uc = [None, None]
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StableDiffusionProcessingTxt2Img.cached_hr_c = [None, None]
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@@ -133,12 +125,10 @@ class ChunkWeight(scripts.Script):
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# ==============================================================================
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# ЧАСТЬ 3: ПАТЧИНГ
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# ==============================================================================
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def patch_embedder(cls):
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"""Патчит класс Embedder, добавляя умножение весов."""
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if hasattr(cls, '_chunk_weight_patched'):
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return
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@@ -149,16 +139,11 @@ def patch_embedder(cls):
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def patched_process_texts(self, texts: List[str]):
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global IS_NEGATIVE_PROMPT, INDEX
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# A1111 передает флаг is_negative_prompt как атрибут списка texts.
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# Это работает благодаря классу SdConditioning в modules/prompt_parser.py
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if hasattr(texts, "is_negative_prompt"):
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IS_NEGATIVE_PROMPT = texts.is_negative_prompt
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else:
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# Если атрибут не найден (редкий случай), считаем это позитивным промптом
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# чтобы веса применились.
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IS_NEGATIVE_PROMPT = False
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# Сбрасываем индекс чанка перед обработкой нового текста
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INDEX = 0
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return original_process_texts(self, texts)
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@@ -166,11 +151,9 @@ def patch_embedder(cls):
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def patched_process_tokens(self, remade_batch_tokens: list, batch_multipliers: list):
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global INDEX, WEIGHTS, IS_NEGATIVE_PROMPT
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# Если веса не заданы пользователем, работаем как оригинальный метод
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if not WEIGHTS:
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return original_process_tokens(self, remade_batch_tokens, batch_multipliers)
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# Применяем веса только к позитивным промптам
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if INDEX >= 0 and not IS_NEGATIVE_PROMPT:
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batches: int = len(batch_multipliers)
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@@ -179,31 +162,30 @@ def patch_embedder(cls):
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logger.debug(f"Applying weight {current_weight}x to Chunk {INDEX}")
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for b in range(batches):
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# batch_multipliers[b] - это список множителей (по умолчанию 1.0) для каждого токена
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for i in range(len(batch_multipliers[b])):
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batch_multipliers[b][i] *= current_weight
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else:
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# Если весов меньше, чем чанков, остальные получают 1.0 (стандарт)
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if not ChunkWeight._error_logged:
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logger.warning(f"Not enough weights provided! Chunk {INDEX} uses default weight 1.0.")
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ChunkWeight._error_logged = True
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# Увеличиваем индекс, так как process_tokens вызывается для каждого чанка (BREAK) по очереди
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INDEX += 1
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return original_process_tokens(self, remade_batch_tokens, batch_multipliers)
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# Применяем подмену методов
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cls.process_texts = patched_process_texts
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cls.process_tokens = patched_process_tokens
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cls._chunk_weight_patched = True
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# Сохраняем оригиналы для возможности отключения
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cls._original_process_texts = original_process_texts
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cls._original_process_tokens = original_process_tokens
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def apply_patches():
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global PATCHED
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if PATCHED: return
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@@ -237,6 +219,5 @@ def remove_patches():
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PATCHED = False
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logger.info("Chunk Weight patches removed.")
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# Регистрируем коллбэки для автозапуска
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on_app_started(apply_patches)
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on_script_unloaded(remove_patches)
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from modules.ui_components import InputAccordion
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# ==============================================================================
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+
# ЧАСТЬ 1: ЛОГГЕР
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# ==============================================================================
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class ColorCode:
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RESET = "\033[0m"
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# ЧАСТЬ 2: СКРИПТ (Логика весов)
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# ==============================================================================
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target_classes = []
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try:
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from modules.sd_hijack_clip import FrozenCLIPEmbedderWithCustomWordsBase
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target_classes.append(FrozenCLIPEmbedderWithCustomWordsBase)
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except ImportError:
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logger.warning("Base class FrozenCLIPEmbedderWithCustomWordsBase not found. Trying individual classes.")
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try:
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from modules.sd_hijack_clip import FrozenCLIPEmbedderWithCustomWords
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if not enable:
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return
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for v in weights.split(","):
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v = v.strip()
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if not v: continue
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p.extra_generation_params["Chunk Weights"] = ", ".join(str(v) for v in WEIGHTS)
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p.cached_c = [None, None]
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p.cached_uc = [None, None]
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if hasattr(p, 'cached_hr_c'):
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p.cached_hr_c = [None, None]
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p.cached_hr_uc = [None, None]
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def postprocess(self, *args):
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StableDiffusionProcessing.cached_c = [None, None]
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StableDiffusionProcessing.cached_uc = [None, None]
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StableDiffusionProcessingTxt2Img.cached_hr_c = [None, None]
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# ==============================================================================
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+
# ЧАСТЬ 3: ПАТЧИНГ
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# ==============================================================================
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def patch_embedder(cls):
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if hasattr(cls, '_chunk_weight_patched'):
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return
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def patched_process_texts(self, texts: List[str]):
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global IS_NEGATIVE_PROMPT, INDEX
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if hasattr(texts, "is_negative_prompt"):
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IS_NEGATIVE_PROMPT = texts.is_negative_prompt
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else:
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IS_NEGATIVE_PROMPT = False
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INDEX = 0
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return original_process_texts(self, texts)
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def patched_process_tokens(self, remade_batch_tokens: list, batch_multipliers: list):
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global INDEX, WEIGHTS, IS_NEGATIVE_PROMPT
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if not WEIGHTS:
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return original_process_tokens(self, remade_batch_tokens, batch_multipliers)
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if INDEX >= 0 and not IS_NEGATIVE_PROMPT:
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batches: int = len(batch_multipliers)
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logger.debug(f"Applying weight {current_weight}x to Chunk {INDEX}")
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for b in range(batches):
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for i in range(len(batch_multipliers[b])):
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batch_multipliers[b][i] *= current_weight
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else:
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if not ChunkWeight._error_logged:
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logger.warning(f"Not enough weights provided! Chunk {INDEX} uses default weight 1.0.")
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ChunkWeight._error_logged = True
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INDEX += 1
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return original_process_tokens(self, remade_batch_tokens, batch_multipliers)
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cls.process_texts = patched_process_texts
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cls.process_tokens = patched_process_tokens
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cls._chunk_weight_patched = True
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cls._original_process_texts = original_process_texts
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cls._original_process_tokens = original_process_tokens
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def apply_patches(*args, **kwargs):
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"""
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Применяет патчи.
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Принимает *args, **kwargs, так как A1111 передает (demo, app) в этот коллбек.
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"""
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global PATCHED
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if PATCHED: return
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PATCHED = False
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logger.info("Chunk Weight patches removed.")
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on_app_started(apply_patches)
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on_script_unloaded(remove_patches)
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