import gradio as gr from time import sleep from diffusers import DiffusionPipeline from huggingface_hub import hf_hub_download from safetensors.torch import load_file from share_btn import community_icon_html, loading_icon_html, share_js import torch import json import random import copy import gc lora_list = hf_hub_download(repo_id="multimodalart/LoraTheExplorer", filename="sdxl_loras.json", repo_type="space") with open(lora_list, "r") as file: data = json.load(file) sdxl_loras = [ { "image": item["image"] if item["image"].startswith("https://") else f'https://huggingface.co./spaces/multimodalart/LoraTheExplorer/resolve/main/{item["image"]}', "title": item["title"], "repo": item["repo"], "trigger_word": item["trigger_word"], "weights": item["weights"], "is_compatible": item["is_compatible"], "is_pivotal": item.get("is_pivotal", False), "text_embedding_weights": item.get("text_embedding_weights", None), "is_nc": item.get("is_nc", False) } for item in data ] for item in sdxl_loras: saved_name = hf_hub_download(item["repo"], item["weights"]) if saved_name.endswith('.safetensors'): state_dict = load_file(saved_name) else: state_dict = torch.load(saved_name) item["saved_name"] = saved_name item["state_dict"] = state_dict #{k: v.to(device="cuda", dtype=torch.float16) for k, v in state_dict.items() if torch.is_tensor(v)} css = ''' .gradio-container{max-width: 650px! important} #title{text-align:center;} #title h1{font-size: 250%} .selected_random img{object-fit: cover} .selected_random [data-testid="block-label"] span{display: none} .plus_column{align-self: center} .plus_button{font-size: 235% !important; text-align: center;margin-bottom: 19px} #prompt input{width: calc(100% - 160px);border-top-right-radius: 0px;border-bottom-right-radius: 0px;} #run_button{position:absolute;margin-top: 36px;right: 0;margin-right: 1.5em;border-bottom-left-radius: 0px; border-top-left-radius: 0px;} .random_column{align-self: center; align-items: center} #share-btn-container{padding-left: 0.5rem !important; padding-right: 0.5rem !important; background-color: #000000; justify-content: center; align-items: center; border-radius: 9999px !important; max-width: 13rem; margin-left: auto;margin-top: 0.35em;} div#share-btn-container > div {flex-direction: row;background: black;align-items: center} #share-btn-container:hover {background-color: #060606} #share-btn {all: initial; color: #ffffff;font-weight: 600; cursor:pointer; font-family: 'IBM Plex Sans', sans-serif; margin-left: 0.5rem !important; padding-top: 0.5rem !important; padding-bottom: 0.5rem !important;right:0;font-size: 15px;} #share-btn * {all: unset} #share-btn-container div:nth-child(-n+2){width: auto !important;min-height: 0px !important;} #share-btn-container .wrap {display: none !important} #share-btn-container.hidden {display: none!important} ''' original_pipe = DiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-xl-base-1.0", torch_dtype=torch.float16) def merge_and_run(prompt, negative_prompt, shuffled_items, lora_1_scale=0.5, lora_2_scale=0.5, progress=gr.Progress(track_tqdm=True)): state_dict_1 = copy.deepcopy(shuffled_items[0]['state_dict']) state_dict_2 = copy.deepcopy(shuffled_items[1]['state_dict']) pipe = copy.deepcopy(original_pipe) pipe.to("cuda") pipe.load_lora_weights(state_dict_1) pipe.fuse_lora(lora_1_scale) pipe.load_lora_weights(state_dict_2) pipe.fuse_lora(lora_2_scale) if negative_prompt == "": negative_prompt = None image = pipe(prompt=prompt, negative_prompt=negative_prompt, num_inference_steps=20, width=768, height=768).images[0] del pipe gc.collect() torch.cuda.empty_cache() return image, gr.update(visible=True) def get_description(item): trigger_word = item["trigger_word"] return f"Trigger: `{trigger_word}`" if trigger_word else "No trigger, applied automatically", trigger_word def shuffle_images(): compatible_items = [item for item in sdxl_loras if item['is_compatible']] random.shuffle(compatible_items) two_shuffled_items = compatible_items[:2] title_1 = gr.update(label=two_shuffled_items[0]['title'], value=two_shuffled_items[0]['image']) title_2 = gr.update(label=two_shuffled_items[1]['title'], value=two_shuffled_items[1]['image']) description_1, trigger_word_1 = get_description(two_shuffled_items[0]) description_2, trigger_word_2 = get_description(two_shuffled_items[1]) prompt_description_1 = gr.update(value=description_1, visible=True) prompt_description_2 = gr.update(value=description_2, visible=True) prompt = gr.update(value=f"{trigger_word_1} {trigger_word_2}") scale = gr.update(value=0.7) return title_1, prompt_description_1, title_2, prompt_description_2, prompt, two_shuffled_items, scale, scale with gr.Blocks(css=css) as demo: shuffled_items = gr.State() title = gr.HTML( '''

LoRA Roulette 🎲

This random LoRAs are loaded into SDXL, can you find a fun way to combine them? 🎨

''', elem_id="title" ) with gr.Column(): with gr.Column(min_width=10, scale=16, elem_classes="plus_column"): with gr.Row(): with gr.Column(min_width=10, scale=4, elem_classes="random_column"): lora_1 = gr.Image(interactive=False, height=150, elem_classes="selected_random", show_share_button=False, show_download_button=False) lora_1_prompt = gr.Markdown(visible=False) with gr.Column(min_width=10, scale=1, elem_classes="plus_column"): plus = gr.HTML("+", elem_classes="plus_button") with gr.Column(min_width=10, scale=4, elem_classes="random_column"): lora_2 = gr.Image(interactive=False, height=150, elem_classes="selected_random", show_share_button=False, show_download_button=False) lora_2_prompt = gr.Markdown(visible=False) with gr.Column(min_width=10, scale=2, elem_classes="plus_column"): equal = gr.HTML("=", elem_classes="plus_button") with gr.Column(min_width=10, scale=14): with gr.Box(): with gr.Row(): prompt = gr.Textbox(label="Your prompt", info="Rearrange the trigger words into a coherent prompt", show_label=False, interactive=True, elem_id="prompt") run_btn = gr.Button("Run", elem_id="run_button") output_image = gr.Image(label="Output", height=355) with gr.Row(visible=False) as post_gen_info: with gr.Column(min_width=10): thumbs_up = gr.Button("👍") with gr.Column(min_width=10): thumbs_down = gr.Button("👎") with gr.Column(min_width=10): with gr.Group(elem_id="share-btn-container") as share_group: community_icon = gr.HTML(community_icon_html) loading_icon = gr.HTML(loading_icon_html) share_button = gr.Button("Share to community", elem_id="share-btn") with gr.Accordion("Advanced settings", open=False): negative_prompt = gr.Textbox(label="Negative prompt") with gr.Row(): lora_1_scale = gr.Slider(label="LoRA 1 Scale", minimum=0, maximum=1, step=0.1, value=0.7) lora_2_scale = gr.Slider(label="LoRa 2 Scale", minimum=0, maximum=1, step=0.1, value=0.7) shuffle_button = gr.Button("Reshuffle!") demo.load(shuffle_images, inputs=[], outputs=[lora_1, lora_1_prompt, lora_2, lora_2_prompt, prompt, shuffled_items, lora_1_scale, lora_2_scale], queue=False, show_progress="hidden") shuffle_button.click(shuffle_images, outputs=[lora_1, lora_1_prompt, lora_2, lora_2_prompt, prompt, shuffled_items, lora_1_scale, lora_2_scale], queue=False, show_progress="hidden") run_btn.click(merge_and_run, inputs=[prompt, negative_prompt, shuffled_items, lora_1_scale, lora_2_scale], outputs=[output_image, post_gen_info]) prompt.submit(merge_and_run, inputs=[prompt, negative_prompt, shuffled_items, lora_1_scale, lora_2_scale], outputs=[output_image, post_gen_info]) share_button.click(None, [], [], _js=share_js) demo.queue() demo.launch()