requirements.txt

# Transformer NLP Building Blocks - Dependencies
# 
# This project requires Python 3.6+ and TensorFlow 1.x
# Install with: pip install -r requirements.txt

# Core dependencies
tensorflow==1.12.0          # Deep learning framework (TensorFlow 1.x required)
numpy>=1.13.0              # Numerical computing

# NLP utilities
nltk>=3.2.4                # Natural Language Toolkit
jieba>=0.39                # Chinese word segmentation (for preprocessing)

# Text processing
regex>=2017.6.7            # Regular expressions with Unicode support
beautifulsoup4>=4.6.0      # HTML/XML parsing (for WIT3 dataset)

# Training utilities
tqdm>=4.19.0               # Progress bars

# Evaluation
scikit-learn>=0.19.0       # Metrics and evaluation utilities

# Optional: Visualization
# matplotlib>=2.1.0        # Plotting (for training curves)
# tensorboard>=1.12.0      # TensorFlow visualization (included with tf)