app.py: Main entry point for the Flask application. Contains the /api/detect route for handling file uploads and invoking the PII detection logic.
file_reader.py: Functions for reading text and extracting images from various file formats (e.g., PDF, Excel, HTML).
pii_detective.py: Functions for detecting PII using regex patterns and Keras model. It integrates both text-based and image-based detection.
pii_regex.py: Contains regex patterns for detecting various types of PII such as phone numbers, email addresses, and more.
processing.py: Functions for preprocessing images for Keras model input.
aadhar_card_model.keras: Keras model file used for detecting PII from images. Ensure this file is in the same directory as app.py or adjust the path in the code.
Flask: Web framework for building the API. Flask-Cors: Middleware for handling Cross-Origin Resource Sharing (CORS). Requests: HTTP library for fetching images from URLs. BeautifulSoup4: Library for parsing HTML. python-docx: Library for reading DOCX files. PyPDF2: Library for reading PDF files. pdfminer.six: Library for extracting text from PDF files. Pytesseract: OCR library (optional, based on code usage). Pillow: Imaging library for handling images. TensorFlow: Library for machine learning and running Keras models. OpenPyXL: Library for reading Excel files. FitZ: PyMuPDF library for extracting images from PDFs.