Parsing and Rebuilding EPUB Files in Python: Lessons Learned

At LectuLibre, they developed an AI-powered book translation service that tackles the tricky task of parsing and rebuilding EPUB files using Python. Despite the apparent simplicity of uploading an EPUB and translating its text, maintaining the file's navigation, internal links, and metadata integrity proved to be quite a challenge. The team shared their journey through the complexities, their choice of tools, and the hurdles they encountered, offering valuable insights for anyone dealing with similar technical challenges in digital publishing. This is crucial for ensuring that translations maintain the original file's functionality and user experience.