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Update train_util.py

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DKnight54
2025-04-15 01:42:47 +08:00
committed by GitHub
parent 4bb58fbbfb
commit 31d0059dfb
1 changed files with 25 additions and 28 deletions
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53
library/train_util.py
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@@ -5424,7 +5424,7 @@ def line_to_prompt_dict(line: str) -> dict:
return prompt_dict
RE_CAPTION_PROMPT = re.compile(r"(?i)__caption\|?(.+?)__")
RE_CAPTION_PROMPT = re.compile(r"(?i)__caption((\|)(.+?)?)?__")
def sample_images_common(
pipe_class,
accelerator: Accelerator,
@@ -5538,32 +5538,31 @@ def sample_images_common(
prompt_dict = line_to_prompt_dict(prompt_dict)
prompts[i] = prompt_dict
assert isinstance(prompt_dict, dict)
if '__caption|' in prompt_dict.get("prompt"):
selected = ""
if '__caption' in prompt_dict.get("prompt"):
match_caption = RE_CAPTION_PROMPT.search(prompt_dict.get("prompt"))
if not example_tuple:
caption_list = match_caption.group(1).split("|")
selected = random.choice(caption_list)
prompt_dict["prompt"] = prompt_dict.get("prompt").replace(match_caption.group(0), selected if selected else '__caption__')
else:
prompt_dict["prompt"] = prompt_dict.get("prompt").replace(match_caption.group(0), '__caption__')
if '__caption__' in prompt_dict.get("prompt") and example_tuple:
logger.info(f"Original prompt: {prompt_dict.get('prompt')}")
while latents_list[idx]["prompt"] == '':
idx = (idx + 1) % len(latents_list)
if idx == 0:
break
prompt_dict["prompt"] = prompt_dict.get("prompt").replace('__caption__', f'{latents_list[idx]["prompt"]}')
logger.info(f"Replacement prompt: {prompt_dict.get('prompt')}")
prompt_dict["height"] = latents_list[idx]["height"]
logger.info(f"Original Image Height: {prompt_dict['height']}")
prompt_dict["width"] = latents_list[idx]["width"]
logger.info(f"Original Image Width: {prompt_dict['width']}")
prompt_dict["original_lantent"] = latents_list[idx]["original_lantent"]
idx = (idx + 1) % len(latents_list)
if match_caption is not None:
if not example_tuple:
if match_caption.group(3) is not None:
caption_list = match_caption.group(3).split("|")
selected = random.choice(caption_list)
prompt_dict["prompt"] = prompt_dict.get("prompt").replace(match_caption.group(0), selected if selected else f'Astronaut riding a horse on the moon')
logger.info(f"Backup prompt: {prompt_dict.get('prompt')}")
else:
while latents_list[idx]["prompt"] == '':
idx = (idx + 1) % len(latents_list)
if idx == 0:
break
prompt_dict["prompt"] = prompt_dict.get("prompt").replace(match_caption.group(0), f'{latents_list[idx]["prompt"]}')
#logger.info(f"Replacement prompt: {prompt_dict.get('prompt')}")
prompt_dict["height"] = latents_list[idx]["height"]
#logger.info(f"Original Image Height: {prompt_dict['height']}")
prompt_dict["width"] = latents_list[idx]["width"]
#logger.info(f"Original Image Width: {prompt_dict['width']}")
prompt_dict["original_lantent"] = latents_list[idx]["original_lantent"]
idx = (idx + 1) % len(latents_list)
prompt_dict["enum"] = i
prompt_dict.pop("subset", None)
@@ -5598,8 +5597,6 @@ def sample_images_common(
with distributed_state.split_between_processes(prompts) as prompt_dict_lists:
for prompt_dict in prompt_dict_lists:
if '__caption__' in prompt_dict.get("prompt"):
prompt_dict["prompt"] = prompt_dict.get("prompt").replace('__caption__', f'Astronaut riding a horse on the moon')
logger.info("No training prompts loaded, replacing with placeholder 'Astronaut riding a horse on the moon' prompt.")
sample_image_inference(
accelerator, args, pipeline, save_dir, prompt_dict, epoch, steps, prompt_replacement, controlnet=controlnet
)