requirements.txt

# Core Libraries - Required for Basic Functionality
pandas>=2.0.0          # Data manipulation and analysis
numpy>=1.24.0          # Required by pandas for numerical operations
openpyxl>=3.1.2        # Excel file handling

# Machine Learning - Required for ML Enrichment
scikit-learn>=1.3.0    # ML-based metadata enrichment and predictions
nltk>=3.8.1            # Text processing and feature extraction

# API and Network Libraries - Required for API Enrichment
requests>=2.31.0       # API interactions for metadata enrichment
urllib3>=2.0.0         # HTTP client for Python, used by requests
certifi>=2023.5.7      # Required for SSL certificate verification
python-dotenv>=1.0.0   # API configuration management

# Progress and User Interface
tqdm>=4.65.0          # Progress tracking for long operations
colorama>=0.4.6        # Console output formatting and colors

# Utilities
unidecode==1.3.6       # Text normalization and cleaning
typing-extensions>=4.7.0  # Type hints support