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| import gradio as gr | |
| import torch | |
| import os | |
| from transformers import AutoTokenizer, AutoModelForCausalLM | |
| import random | |
| import traceback # Keep traceback for detailed error logging | |
| # Helper function to handle empty values | |
| def safe_value(value, default): | |
| """Return default if value is empty or None""" | |
| if value is None or value == "": | |
| return default | |
| return value | |
| # Get Hugging Face token from environment variable (as fallback) | |
| DEFAULT_HF_TOKEN = os.environ.get("HUGGINGFACE_TOKEN", None) | |
| # Create global variables for model and tokenizer | |
| global_model = None | |
| global_tokenizer = None | |
| model_loaded = False | |
| loaded_model_name = "None" # Keep track of which model was loaded | |
| def load_model(hf_token): | |
| """Load the model with the provided token""" | |
| global global_model, global_tokenizer, model_loaded, loaded_model_name | |
| # --- FIX: Use gr.update() for visibility --- | |
| initial_tabs_update = gr.update(visible=False) # Generic update targeted by outputs list | |
| if not hf_token: | |
| model_loaded = False | |
| loaded_model_name = "None" | |
| return "⚠️ Please enter your Hugging Face token.", initial_tabs_update | |
| try: | |
| model_options = [ | |
| "google/gemma-2b-it", "google/gemma-7b-it", | |
| "google/gemma-2b", "google/gemma-7b", | |
| "TinyLlama/TinyLlama-1.1B-Chat-v1.0" | |
| ] | |
| print(f"Attempting loading with token: {hf_token[:5]}...") | |
| loaded_successfully = False | |
| for model_name in model_options: | |
| try: | |
| print(f"\n--- Attempting: {model_name} ---") | |
| is_gemma = "gemma" in model_name.lower() | |
| current_token = hf_token if is_gemma else None | |
| print("Loading tokenizer...") | |
| global_tokenizer = AutoTokenizer.from_pretrained(model_name, token=current_token) | |
| print("Loading model...") | |
| global_model = AutoModelForCausalLM.from_pretrained( | |
| model_name, torch_dtype=torch.float16, | |
| device_map="auto", token=current_token | |
| ) | |
| print(f"Success: {model_name}") | |
| model_loaded = True | |
| loaded_model_name = model_name | |
| loaded_successfully = True | |
| # --- FIX: Use gr.update() for visibility --- | |
| tabs_update = gr.update(visible=True) # Generic update targeted by outputs list | |
| status_msg = f"✅ Model '{model_name}' loaded!" | |
| if "tinyllama" in model_name.lower(): | |
| status_msg = f"✅ Fallback '{model_name}' loaded!" | |
| return status_msg, tabs_update | |
| except ImportError as ie: | |
| print(f"Import Error ({model_name}): {ie}. Check dependencies.") | |
| continue | |
| except Exception as e: | |
| print(f"Failed ({model_name}): {e}") | |
| if "401" in str(e) or "logged in" in str(e) and is_gemma: print("Auth error likely.") | |
| continue | |
| if not loaded_successfully: | |
| model_loaded = False; loaded_model_name = "None" | |
| return "❌ Failed to load any model. Check token/license/deps/network.", initial_tabs_update | |
| except Exception as e: | |
| model_loaded = False; loaded_model_name = "None" | |
| print(f"Outer load error: {e}"); traceback.print_exc() | |
| if "401" in str(e) or "logged in" in str(e): return "❌ Auth failed.", initial_tabs_update | |
| else: return f"❌ Unexpected load error: {e}", initial_tabs_update | |
| def generate_prompt(task_type, **kwargs): | |
| """Generate appropriate prompts based on task type and parameters""" | |
| prompts = { | |
| "creative": "Write a {style} about {topic}. Be creative and engaging.", | |
| "informational": "Write an {format_type} about {topic}. Be clear, factual, and informative.", | |
| "summarize": "Summarize the following text concisely:\n\n{text}", | |
| "translate": "Translate the following text to {target_lang}:\n\n{text}", | |
| "qa": "Based on the following text:\n\n{text}\n\nAnswer this question: {question}", | |
| "code_generate": "Write {language} code to {task}. Include comments explaining the code.", | |
| "code_explain": "Explain the following {language} code in simple terms:\n\n```\n{code}\n```", | |
| "code_debug": "Identify and fix the potential bug(s) in the following {language} code. Explain the fix:\n\n```\n{code}\n```", | |
| "brainstorm": "Brainstorm {category} ideas about {topic}. Provide a diverse list.", | |
| "content_creation": "Create a {content_type} about {topic} targeting {audience}. Make it engaging.", | |
| "email_draft": "Draft a professional {email_type} email regarding the following:\n\n{context}", | |
| "document_edit": "Improve the following text for {edit_type}:\n\n{text}", | |
| "explain": "Explain {topic} clearly for a {level} audience.", | |
| "classify": "Classify the following text into one of these categories: {categories}\n\nText: {text}\n\nCategory:", | |
| "data_extract": "Extract the following data points ({data_points}) from the text below:\n\nText: {text}\n\nExtracted Data:", | |
| } | |
| prompt_template = prompts.get(task_type) | |
| if prompt_template: | |
| try: | |
| keys_in_template = [k[1:-1] for k in prompt_template.split('{') if '}' in k for k in [k.split('}')[0]]] | |
| final_kwargs = {key: kwargs.get(key, f"[{key}]") for key in keys_in_template} | |
| final_kwargs.update(kwargs) # Add extras | |
| return prompt_template.format(**final_kwargs) | |
| except KeyError as e: | |
| print(f"Warning: Missing key for prompt template '{task_type}': {e}") | |
| return kwargs.get("prompt", f"Generate text based on: {kwargs}") | |
| else: | |
| return kwargs.get("prompt", "Generate text based on the input.") | |
| def generate_text(prompt, max_new_tokens=1024, temperature=0.7, top_p=0.9): | |
| """Generate text using the loaded model""" | |
| global global_model, global_tokenizer, model_loaded, loaded_model_name | |
| print(f"\n--- Generating Text ---") | |
| # ... (rest of the function remains the same as the previous valid version) ... | |
| print(f"Model: {loaded_model_name}") | |
| print(f"Params: max_new_tokens={max_new_tokens}, temp={temperature}, top_p={top_p}") | |
| print(f"Prompt (start): {prompt[:150]}...") | |
| if not model_loaded or global_model is None or global_tokenizer is None: | |
| return "⚠️ Model not loaded. Please authenticate first." | |
| if not prompt: | |
| return "⚠️ Please enter a prompt or configure a task." | |
| try: | |
| chat_prompt = prompt # Default to raw prompt | |
| if loaded_model_name and ("it" in loaded_model_name.lower() or "instruct" in loaded_model_name.lower() or "chat" in loaded_model_name.lower()): | |
| if "gemma" in loaded_model_name.lower(): | |
| chat_prompt = f"<start_of_turn>user\n{prompt}<end_of_turn>\n<start_of_turn>model\n" | |
| elif "tinyllama" in loaded_model_name.lower(): | |
| chat_prompt = f"<|system|>\nYou are a helpful assistant.</s>\n<|user|>\n{prompt}</s>\n<|assistant|>\n" | |
| else: # Generic instruction format | |
| chat_prompt = f"User: {prompt}\nAssistant:" | |
| inputs = global_tokenizer(chat_prompt, return_tensors="pt", add_special_tokens=True).to(global_model.device) | |
| input_length = inputs.input_ids.shape[1] | |
| print(f"Input token length: {input_length}") | |
| effective_max_new_tokens = min(int(max_new_tokens), 2048) | |
| eos_token_id = global_tokenizer.eos_token_id | |
| if eos_token_id is None: | |
| print("Warning: eos_token_id is None, using default 50256.") | |
| eos_token_id = 50256 | |
| generation_args = { | |
| "input_ids": inputs.input_ids, | |
| "attention_mask": inputs.attention_mask, | |
| "max_new_tokens": effective_max_new_tokens, | |
| "do_sample": True, | |
| "temperature": float(temperature), | |
| "top_p": float(top_p), | |
| "pad_token_id": eos_token_id | |
| } | |
| print(f"Generation args: {generation_args}") | |
| with torch.no_grad(): | |
| outputs = global_model.generate(**generation_args) | |
| generated_ids = outputs[0, input_length:] | |
| generated_text = global_tokenizer.decode(generated_ids, skip_special_tokens=True) | |
| print(f"Generated text length: {len(generated_text)}") | |
| print(f"Generated text (start): {generated_text[:150]}...") | |
| return generated_text.strip() | |
| except Exception as e: | |
| error_msg = str(e) | |
| print(f"Generation error: {error_msg}") | |
| traceback.print_exc() | |
| if "CUDA out of memory" in error_msg: | |
| return f"❌ Error: CUDA out of memory. Try reducing 'Max New Tokens' or use a smaller model." | |
| elif "probability tensor contains nan" in error_msg or "invalid value encountered" in error_msg: | |
| return f"❌ Error: Generation failed (invalid probability). Adjust Temp/Top-P or prompt." | |
| else: | |
| return f"❌ Error during text generation: {error_msg}" | |
| # --- UI Components & Layout --- | |
| def create_parameter_ui(): | |
| # ... (function remains the same) ... | |
| with gr.Accordion("✨ Generation Parameters", open=False): | |
| with gr.Row(): | |
| max_new_tokens = gr.Slider(minimum=64, maximum=2048, value=512, step=64, label="Max New Tokens", info="Max tokens to generate.") | |
| temperature = gr.Slider(minimum=0.1, maximum=1.5, value=0.7, step=0.1, label="Temperature", info="Controls randomness.") | |
| top_p = gr.Slider(minimum=0.1, maximum=1.0, value=0.9, step=0.05, label="Top-P", info="Nucleus sampling probability.") | |
| return [max_new_tokens, temperature, top_p] | |
| # Language map (defined once) | |
| lang_map = {"Python": "python", "JavaScript": "javascript", "Java": "java", "C++": "cpp", "HTML": "html", "CSS": "css", "SQL": "sql", "Bash": "bash", "Rust": "rust", "Other": "plaintext"} | |
| # --- Gradio Interface --- | |
| with gr.Blocks(theme=gr.themes.Soft(), fill_height=True, title="Gemma Capabilities Demo") as demo: | |
| # Header | |
| # ... (remains the same) ... | |
| gr.Markdown( | |
| """ | |
| <div style="text-align: center; margin-bottom: 20px;"><h1><span style="font-size: 1.5em;">🤖</span> Gemma Capabilities Demo</h1> | |
| <p>Explore text generation with Google's Gemma models (or a fallback).</p> | |
| <p style="font-size: 0.9em;"><a href="https://huggingface.co/google/gemma-7b-it" target="_blank">[Accept Gemma License Here]</a></p></div>""" | |
| ) | |
| # --- Authentication --- | |
| # ... (remains the same) ... | |
| with gr.Group(): | |
| gr.Markdown("### 🔑 Authentication") | |
| with gr.Row(): | |
| with gr.Column(scale=4): | |
| hf_token = gr.Textbox(label="Hugging Face Token", placeholder="Paste token (hf_...)", type="password", value=DEFAULT_HF_TOKEN, info="Needed for Gemma models.") | |
| with gr.Column(scale=1, min_width=150): | |
| auth_button = gr.Button("Load Model", variant="primary") | |
| auth_status = gr.Markdown("ℹ️ Enter token & click 'Load Model'. May take time.") | |
| gr.Markdown( | |
| "**Token Info:** Get from [HF Settings](https://huggingface.co/settings/tokens) (read access). Ensure Gemma license is accepted.", | |
| elem_id="token-info" | |
| ) | |
| # --- Main Content Tabs --- | |
| # Define tabs instance first | |
| with gr.Tabs(elem_id="main_tabs", visible=False) as tabs: | |
| # ... (All TabItem definitions remain the same as the previous working version) ... | |
| # --- Text Generation Tab --- | |
| with gr.TabItem("📝 Creative & Informational"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Configure Task") | |
| text_gen_type = gr.Radio(["Creative Writing", "Informational Writing", "Custom Prompt"], label="Writing Type", value="Creative Writing") | |
| with gr.Group(visible=True) as creative_options: | |
| style = gr.Dropdown(["short story", "poem", "script", "song lyrics", "joke", "dialogue"], label="Style", value="short story") | |
| creative_topic = gr.Textbox(label="Topic", placeholder="e.g., a lonely astronaut", value="a robot discovering music", lines=2) | |
| with gr.Group(visible=False) as info_options: | |
| format_type = gr.Dropdown(["article", "summary", "explanation", "report", "comparison"], label="Format", value="article") | |
| info_topic = gr.Textbox(label="Topic", placeholder="e.g., quantum physics basics", value="AI impact on healthcare", lines=2) | |
| with gr.Group(visible=False) as custom_prompt_group: | |
| custom_prompt = gr.Textbox(label="Custom Prompt", placeholder="Enter full prompt...", lines=5) | |
| text_gen_params = create_parameter_ui() | |
| generate_text_btn = gr.Button("Generate Text", variant="primary") | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Generated Output") | |
| text_output = gr.Textbox(label="Result", lines=25, interactive=False, show_copy_button=True) | |
| def update_text_gen_visibility(choice): | |
| return { creative_options: gr.update(visible=choice == "Creative Writing"), | |
| info_options: gr.update(visible=choice == "Informational Writing"), | |
| custom_prompt_group: gr.update(visible=choice == "Custom Prompt") } | |
| text_gen_type.change(update_text_gen_visibility, text_gen_type, [creative_options, info_options, custom_prompt_group], queue=False) | |
| def text_gen_click(gen_type, style, c_topic, fmt_type, i_topic, custom_pr, *params): | |
| task_map = {"Creative Writing": ("creative", {}), "Informational Writing": ("informational", {}), "Custom Prompt": ("custom", {})} | |
| task_type, kwargs = task_map.get(gen_type, ("custom", {})) | |
| if task_type == "creative": kwargs = {"style": safe_value(style, "story"), "topic": safe_value(c_topic, "[topic]")} | |
| elif task_type == "informational": kwargs = {"format_type": safe_value(fmt_type, "article"), "topic": safe_value(i_topic, "[topic]")} | |
| else: kwargs = {"prompt": safe_value(custom_pr, "Write something.")} | |
| final_prompt = generate_prompt(task_type, **kwargs) | |
| return generate_text(final_prompt, *params) | |
| generate_text_btn.click(text_gen_click, [text_gen_type, style, creative_topic, format_type, info_topic, custom_prompt, *text_gen_params], text_output) | |
| gr.Examples( examples=[ ["Creative Writing", "poem", "sound of rain", "", "", "", 512, 0.7, 0.9], | |
| ["Informational Writing", "", "", "explanation", "photosynthesis", "", 768, 0.6, 0.9], | |
| ["Custom Prompt", "", "", "", "", "Dialogue: cat and dog discuss humans.", 512, 0.8, 0.95] ], | |
| inputs=[text_gen_type, style, creative_topic, format_type, info_topic, custom_prompt, *text_gen_params[:3]], | |
| outputs=text_output, label="Try examples...") | |
| # --- Brainstorming Tab --- | |
| with gr.TabItem("🧠 Brainstorming"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Setup") | |
| brainstorm_category = gr.Dropdown(["project", "business", "creative", "solution", "content", "feature", "product name"], label="Category", value="project") | |
| brainstorm_topic = gr.Textbox(label="Topic/Problem", placeholder="e.g., reducing plastic waste", value="unique mobile app ideas", lines=3) | |
| brainstorm_params = create_parameter_ui() | |
| brainstorm_btn = gr.Button("Generate Ideas", variant="primary") | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Generated Ideas") | |
| brainstorm_output = gr.Textbox(label="Result", lines=25, interactive=False, show_copy_button=True) | |
| def brainstorm_click(category, topic, *params): | |
| prompt = generate_prompt("brainstorm", category=safe_value(category, "project"), topic=safe_value(topic, "ideas")) | |
| return generate_text(prompt, *params) | |
| brainstorm_btn.click(brainstorm_click, [brainstorm_category, brainstorm_topic, *brainstorm_params], brainstorm_output) | |
| gr.Examples([ ["solution", "engaging online learning", 768, 0.8, 0.9], | |
| ["business", "eco-friendly subscription boxes", 768, 0.75, 0.9], | |
| ["creative", "fantasy novel themes", 512, 0.85, 0.95] ], | |
| inputs=[brainstorm_category, brainstorm_topic, *brainstorm_params[:3]], outputs=brainstorm_output, label="Try examples...") | |
| # --- Code Tab --- | |
| with gr.TabItem("💻 Code"): | |
| with gr.Tabs(): | |
| with gr.TabItem("Generate"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Setup") | |
| code_lang_gen = gr.Dropdown(list(lang_map.keys())[:-1], label="Language", value="Python") | |
| code_task = gr.Textbox(label="Task", placeholder="e.g., function for factorial", value="Python class for calculator", lines=4) | |
| code_gen_params = create_parameter_ui() | |
| code_gen_btn = gr.Button("Generate Code", variant="primary") | |
| with gr.Column(scale=1): | |
| gr.Markdown("#### Generated Code") | |
| code_output = gr.Code(label="Result", language="python", lines=25, interactive=False) | |
| def gen_code_click(lang, task, *params): | |
| prompt = generate_prompt("code_generate", language=safe_value(lang, "Python"), task=safe_value(task, "hello world")) | |
| result = generate_text(prompt, *params); # Basic extraction... | |
| if "```" in result: parts = result.split("```"); block = parts[1] if len(parts)>1 else ''; return block.split('\n',1)[1].strip() if '\n' in block and block.split('\n',1)[0].strip().lower() == lang.lower() else block.strip() | |
| return result.strip() | |
| def update_gen_lang_display(lang): return gr.Code.update(language=lang_map.get(lang, "plaintext")) | |
| code_lang_gen.change(update_gen_lang_display, code_lang_gen, code_output, queue=False) | |
| code_gen_btn.click(gen_code_click, [code_lang_gen, code_task, *code_gen_params], code_output) | |
| gr.Examples([["JS", "email validation", 768, 0.6, 0.9], ["SQL", "users > 30", 512, 0.5, 0.8], ["HTML", "portfolio", 1024, 0.7, 0.9]], [code_lang_gen, code_task, *code_gen_params[:3]], code_output, label="Try...") # Abbreviated examples | |
| with gr.TabItem("Explain"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); code_lang_explain = gr.Dropdown(list(lang_map.keys()), label="Language", value="Python"); code_to_explain = gr.Code(label="Code to Explain", language="python", lines=15); explain_code_params = create_parameter_ui(); explain_code_btn = gr.Button("Explain Code", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Explanation"); code_explanation = gr.Textbox(label="Result", lines=25, interactive=False, show_copy_button=True) | |
| def explain_code_click(lang, code, *params): code_content = safe_value(code['code'] if isinstance(code, dict) else code, "#"); prompt = generate_prompt("code_explain", language=safe_value(lang, "code"), code=code_content); return generate_text(prompt, *params) | |
| def update_explain_lang_display(lang): return gr.Code.update(language=lang_map.get(lang, "plaintext")) | |
| code_lang_explain.change(update_explain_lang_display, code_lang_explain, code_to_explain, queue=False) | |
| explain_code_btn.click(explain_code_click, [code_lang_explain, code_to_explain, *explain_code_params], code_explanation) | |
| with gr.TabItem("Debug"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); code_lang_debug = gr.Dropdown(list(lang_map.keys()), label="Language", value="Python"); code_to_debug = gr.Code(label="Buggy Code", language="python", lines=15, value="def avg(nums):\n # Potential div by zero\n return sum(nums)/len(nums)"); debug_code_params = create_parameter_ui(); debug_code_btn = gr.Button("Debug Code", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Debugging Analysis"); debug_result = gr.Textbox(label="Result", lines=25, interactive=False, show_copy_button=True) | |
| def debug_code_click(lang, code, *params): code_content = safe_value(code['code'] if isinstance(code, dict) else code, "#"); prompt = generate_prompt("code_debug", language=safe_value(lang, "code"), code=code_content); return generate_text(prompt, *params) | |
| def update_debug_lang_display(lang): return gr.Code.update(language=lang_map.get(lang, "plaintext")) | |
| code_lang_debug.change(update_debug_lang_display, code_lang_debug, code_to_debug, queue=False) | |
| debug_code_btn.click(debug_code_click, [code_lang_debug, code_to_debug, *debug_code_params], debug_result) | |
| # --- Comprehension Tab --- | |
| with gr.TabItem("📚 Comprehension"): | |
| with gr.Tabs(): | |
| with gr.TabItem("Summarize"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); summarize_text = gr.Textbox(label="Text", lines=15, placeholder="Paste..."); summarize_params = create_parameter_ui(); summarize_btn = gr.Button("Summarize", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Summary"); summary_output = gr.Textbox(label="Result", lines=15, interactive=False, show_copy_button=True) | |
| def summarize_click(text, *params): prompt = generate_prompt("summarize", text=safe_value(text,"[text]")); p = list(params); p[0]=min(max(int(p[0]),64),512); return generate_text(prompt, *p) | |
| summarize_btn.click(summarize_click, [summarize_text, *summarize_params], summary_output) | |
| with gr.TabItem("Q & A"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); qa_text = gr.Textbox(label="Context", lines=10, placeholder="Paste context..."); qa_question = gr.Textbox(label="Question", placeholder="Ask..."); qa_params = create_parameter_ui(); qa_btn = gr.Button("Answer", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Answer"); qa_output = gr.Textbox(label="Result", lines=10, interactive=False, show_copy_button=True) | |
| def qa_click(text, q, *params): prompt = generate_prompt("qa", text=safe_value(text,"[ctx]"), question=safe_value(q,"[q]")); p = list(params); p[0]=min(max(int(p[0]),32),256); return generate_text(prompt, *p) | |
| qa_btn.click(qa_click, [qa_text, qa_question, *qa_params], qa_output) | |
| with gr.TabItem("Translate"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); translate_text = gr.Textbox(label="Text", lines=8, placeholder="Enter text..."); target_lang = gr.Dropdown(["French", "Spanish", "German", "Japanese", "Chinese", "Russian", "Arabic", "Hindi", "Portuguese", "Italian"], label="To", value="French"); translate_params = create_parameter_ui(); translate_btn = gr.Button("Translate", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Translation"); translation_output = gr.Textbox(label="Result", lines=8, interactive=False, show_copy_button=True) | |
| def translate_click(text, lang, *params): prompt = generate_prompt("translate", text=safe_value(text,"[text]"), target_lang=safe_value(lang,"French")); p = list(params); p[0]=max(int(p[0]),64); return generate_text(prompt, *p) | |
| translate_btn.click(translate_click, [translate_text, target_lang, *translate_params], translation_output) | |
| # --- More Tasks Tab --- | |
| with gr.TabItem("🛠️ More Tasks"): | |
| with gr.Tabs(): | |
| with gr.TabItem("Content"): # Abbreviated names for brevity | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); content_type = gr.Dropdown(["blog outline", "tweet", "linkedin post", "email subject", "product desc", "press release intro"], label="Type", value="blog outline"); content_topic = gr.Textbox(label="Topic", value="sustainable travel", lines=2); content_audience = gr.Textbox(label="Audience", value="millennials"); content_params = create_parameter_ui(); content_btn = gr.Button("Generate", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Result"); content_output = gr.Textbox(lines=20, interactive=False, show_copy_button=True) | |
| def content_click(t, top, aud, *p): prompt = generate_prompt("content_creation", content_type=safe_value(t,"text"), topic=safe_value(top,"[topic]"), audience=safe_value(aud,"[audience]")); return generate_text(prompt, *p) | |
| content_btn.click(content_click, [content_type, content_topic, content_audience, *content_params], content_output) | |
| with gr.TabItem("Email"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); email_type = gr.Dropdown(["job inquiry", "meeting request", "follow-up", "thank you", "support reply", "sales outreach"], label="Type", value="meeting request"); email_context = gr.Textbox(label="Context", lines=5, value="Meet next week re: project X. Tue/Wed PM?"); email_params = create_parameter_ui(); email_btn = gr.Button("Generate", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Draft"); email_output = gr.Textbox(lines=20, interactive=False, show_copy_button=True) | |
| def email_click(t, ctx, *p): prompt = generate_prompt("email_draft", email_type=safe_value(t,"email"), context=safe_value(ctx,"[context]")); return generate_text(prompt, *p) | |
| email_btn.click(email_click, [email_type, email_context, *email_params], email_output) | |
| with gr.TabItem("Edit"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); edit_text = gr.Textbox(label="Text", lines=10, placeholder="Paste..."); edit_type = gr.Dropdown(["clarity", "grammar/spelling", "concise", "formal", "casual", "simplify"], label="Improve For", value="clarity"); edit_params = create_parameter_ui(); edit_btn = gr.Button("Edit", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Edited"); edit_output = gr.Textbox(lines=10, interactive=False, show_copy_button=True) | |
| def edit_click(txt, et, *p): prompt = generate_prompt("document_edit", text=safe_value(txt,"[text]"), edit_type=safe_value(et,"clarity")); p_list = list(p); p_list[0] = max(int(p_list[0]), len(safe_value(txt,"").split()) + 64); return generate_text(prompt, *p_list) | |
| edit_btn.click(edit_click, [edit_text, edit_type, *edit_params], edit_output) | |
| with gr.TabItem("Classify"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); classify_text = gr.Textbox(label="Text", lines=8, value="Sci-fi movie explores AI."); classify_categories = gr.Textbox(label="Categories", value="Tech, Entertainment, Science"); classify_params = create_parameter_ui(); classify_btn = gr.Button("Classify", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Category"); classify_output = gr.Textbox(lines=2, interactive=False, show_copy_button=True) | |
| def classify_click(txt, cats, *p): prompt = generate_prompt("classify", text=safe_value(txt,"[text]"), categories=safe_value(cats,"c1,c2")); p_list = list(p); p_list[0] = min(max(int(p_list[0]),16),128); raw=generate_text(prompt,*p_list); lines=raw.split('\n');last=lines[-1].strip();poss=[c.strip().lower() for c in cats.split(',')]; return last if last.lower() in poss else raw | |
| classify_btn.click(classify_click, [classify_text, classify_categories, *classify_params], classify_output) | |
| with gr.TabItem("Extract"): | |
| with gr.Row(): | |
| with gr.Column(scale=1): gr.Markdown("#### Setup"); extract_text = gr.Textbox(label="Source", lines=10, value="Order #123 by Jane ([email protected]). Total: $99."); extract_data_points = gr.Textbox(label="Extract", value="order num, name, email, total"); extract_params = create_parameter_ui(); extract_btn = gr.Button("Extract", variant="primary") | |
| with gr.Column(scale=1): gr.Markdown("#### Data"); extract_output = gr.Textbox(lines=10, interactive=False, show_copy_button=True) | |
| def extract_click(txt, pts, *p): prompt = generate_prompt("data_extract", text=safe_value(txt,"[text]"), data_points=safe_value(pts,"info")); return generate_text(prompt, *p) | |
| extract_btn.click(extract_click, [extract_text, extract_data_points, *extract_params], extract_output) | |
| # --- Authentication Handler & Footer --- | |
| footer_status = gr.Markdown("...", elem_id="footer-status-md") # Placeholder for footer | |
| # Define authentication handler AFTER tabs is defined | |
| def handle_auth(token): | |
| # --- FIX: Use gr.update() for visibility --- | |
| yield "⏳ Authenticating & loading model...", gr.update(visible=False) | |
| # Call the actual model loading function | |
| status_message, tabs_update_obj = load_model(token) # Get the update object | |
| yield status_message, tabs_update_obj # Yield the object | |
| # Define footer update handler | |
| def update_footer_status(status_text): # Updates footer based on global state | |
| # --- FIX: Use gr.update() for Markdown --- | |
| return gr.update(value=f""" | |
| <hr><div style="text-align: center; font-size: 0.9em; color: #777;"> | |
| <p>Powered by Hugging Face 🤗 Transformers & Gradio. Model: <strong>{loaded_model_name if model_loaded else 'None'}</strong>.</p> | |
| <p>Review outputs carefully. Models may generate inaccurate information.</p></div>""") | |
| # Link button click to the handler | |
| auth_button.click( | |
| fn=handle_auth, | |
| inputs=hf_token, | |
| outputs=[auth_status, tabs], # Target auth_status and the tabs instance | |
| queue=True | |
| ) | |
| # Update footer whenever auth status text changes | |
| auth_status.change( | |
| fn=update_footer_status, | |
| inputs=auth_status, # Trigger based on auth_status text | |
| outputs=footer_status, # Update the footer_status Markdown | |
| queue=False | |
| ) | |
| # Initial footer update on load | |
| demo.load( | |
| fn=update_footer_status, | |
| inputs=auth_status, # Use initial auth_status text | |
| outputs=footer_status, | |
| queue=False | |
| ) | |
| # --- Launch App --- | |
| demo.queue().launch(share=False) |