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| title: Electrol Roll | |
| emoji: 🌍 | |
| colorFrom: purple | |
| colorTo: gray | |
| sdk: gradio | |
| sdk_version: 5.33.0 | |
| app_file: app.py | |
| pinned: false | |
| license: mit | |
| short_description: Gradio app for the Electrol csv | |
| Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference | |
| # 🗳️ Hindi Voter PDF Processor with LLM API (OCR + OpenRouter + Gradio) | |
| This app extracts voter information from scanned PDFs using OCR and formats it into a structured CSV using an LLM API (via [OpenRouter](https://openrouter.ai/)). | |
| --- | |
| ## 📦 Features | |
| - Extracts text from Hindi/English PDFs using EasyOCR | |
| - Splits content to avoid LLM token limits | |
| - Sends chunked JSON to LLM for conversion to clean CSV | |
| - Uses OpenRouter LLM API (e.g., Gemma-3b) | |
| - Interactive UI with Gradio | |
| - Supports download of extracted JSON and final CSV | |
| --- | |
| ## 🌐 Get Your OpenRouter API Key | |
| - Go to https://openrouter.ai | |
| - Click Login (use Google/GitHub/Email) | |
| - Navigate to the Models page | |
| - Click on a model like gemma-3b, mistral, etc. | |
| - On the model page, click "Create API Key" | |
| - Copy the API key | |
| ## 🧪 How to Use the Gradio App | |
| ### 🔹 Tab 1: PDF Processing | |
| - Upload a Hindi/English scanned PDF | |
| - Click "Process PDF" | |
| - View extracted text in JSON format | |
| - Download JSON file if needed | |
| ### 🔹 Tab 2: LLM API Processing | |
| - Paste your OpenRouter API key | |
| - (Optional) Customize the prompt or add instructions | |
| - Click "Call LLM API" | |
| - View structured voter data in CSV format | |
| - Download the CSV file | |
| - Enable Debug Mode to see raw API responses for troubleshooting. | |
| ### 📁 Output Files | |
| Extracted JSON and CSV files are saved in the processed_json/ folder. | |