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Browse files- README.md +6 -6
- app.py +113 -0
- pre-requirements.txt +1 -0
- requirements.txt +5 -0
README.md
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---
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title:
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emoji:
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sdk: gradio
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sdk_version:
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app_file: app.py
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pinned: false
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---
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---
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title: FluxiAI ChatbotVision
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emoji: 💬
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colorFrom: yellow
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colorTo: purple
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sdk: gradio
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sdk_version: 4.36.1
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app_file: app.py
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pinned: false
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---
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An example chatbot using [Gradio](https://gradio.app), [`huggingface_hub`](https://huggingface.co/docs/huggingface_hub/v0.22.2/en/index), and the [Hugging Face Inference API](https://huggingface.co/docs/api-inference/index).
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app.py
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import spaces
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import gradio as gr
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from transformers import AutoProcessor, AutoModelForCausalLM
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from huggingface_hub import InferenceClient
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import io
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from PIL import Image
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import torch
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import numpy as np
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import subprocess
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subprocess.run('pip install flash-attn --no-build-isolation', env={'FLASH_ATTENTION_SKIP_CUDA_BUILD': "TRUE"}, shell=True)
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device = "cuda" if torch.cuda.is_available() else "cpu"
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model_id = 'J-LAB/Florence-vl3'
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model = AutoModelForCausalLM.from_pretrained(model_id, trust_remote_code=True).to(device).eval()
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processor = AutoProcessor.from_pretrained(model_id, trust_remote_code=True)
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@spaces.GPU
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def run_example(task_prompt, image):
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inputs = processor(text=task_prompt, images=image, return_tensors="pt", padding=True).to(device)
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generated_ids = model.generate(
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input_ids=inputs["input_ids"],
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pixel_values=inputs["pixel_values"],
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max_new_tokens=1024,
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early_stopping=False,
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do_sample=False,
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num_beams=3,
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)
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generated_text = processor.batch_decode(generated_ids, skip_special_tokens=False)[0]
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parsed_answer = processor.post_process_generation(
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generated_text,
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task=task_prompt,
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image_size=(image.width, image.height)
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)
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return parsed_answer
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def process_image(image, task_prompt):
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if isinstance(image, str): # Check if the image path is provided
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image = Image.open(image)
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elif isinstance(image, np.ndarray):
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image = Image.fromarray(image) # Convert NumPy array to PIL Image
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if task_prompt == 'Product Caption':
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task_prompt = '<MORE_DETAILED_CAPTION>'
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elif task_prompt == 'OCR':
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task_prompt = '<OCR>'
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results = run_example(task_prompt, image)
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# Remove the key and get the text value
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if results and task_prompt in results:
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output_text = results[task_prompt]
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else:
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output_text = ""
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return output_text
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# Inicializando o cliente
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client = InferenceClient("meta-llama/Meta-Llama-3-8B-Instruct")
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# Função de resposta para o chatbot
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def respond(message, history: list[tuple[str, str]], system_message, max_tokens, temperature, top_p, image):
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image_result = ""
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if image is not None:
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try:
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image_result_caption = process_image(image, 'Product Caption')
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image_result_ocr = process_image(image, 'OCR')
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image_result = image_result_caption + " " + image_result_ocr # Concatenar os resultados
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except Exception as e:
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image_result = f"An error occurred with image processing: {str(e)}"
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# Construindo a mensagem completa com o resultado da imagem
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full_message = message
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if image_result:
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full_message = f"\n<image>{image_result}</image>\n\n{message}"
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# Adicionando mensagens ao histórico
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messages = [{"role": "system", "content": f'{system_message} a descrição das imagens enviadas pelo usuário ficam dentro da tag <image> </image>'}]
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for user, assistant in history:
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if user:
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messages.append({"role": "user", "content": user})
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if assistant:
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messages.append({"role": "assistant", "content": assistant})
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messages.append({"role": "user", "content": full_message})
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# Gerando a resposta
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response = ""
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try:
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for msg in client.chat_completion(messages, max_tokens=max_tokens, stream=True, temperature=temperature, top_p=top_p):
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token = msg.choices[0].delta.content
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response += token
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except Exception as e:
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response = f"An error occurred: {str(e)}" # Retornando apenas o texto da mensagem de erro
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# Atualizando o histórico, mas sem mostrar image_result no chat
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history.append((message, response))
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return history, gr.update(value=None), gr.update(value="")
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# Configurando a interface do Gradio
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with gr.Blocks() as demo:
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chatbot = gr.Chatbot()
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chat_input = gr.Textbox(placeholder="Enter message...", show_label=False)
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image_input = gr.Image(type="filepath", label="Upload an image")
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submit_btn = gr.Button("Send Message")
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system_message = gr.Textbox(value="Você é um chatbot útil que sempre responde em português", label="System message")
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max_tokens = gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens")
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temperature = gr.Slider(minimum=0.1, maximum=1.5, value=0.7, step=0.1, label="Temperature")
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top_p = gr.Slider(minimum=0.1, maximum=1.0, value=0.95, step=0.05, label="Top-p (nucleus sampling)")
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submit_btn.click(respond, inputs=[chat_input, chatbot, system_message, max_tokens, temperature, top_p, image_input], outputs=[chatbot, image_input, chat_input])
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if __name__ == "__main__":
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demo.launch(debug=True, quiet=True)
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pre-requirements.txt
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pip>=23.0.0
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requirements.txt
ADDED
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1 |
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huggingface_hub
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2 |
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spaces
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transformers
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timm
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openai
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