Initial Version

Features

• Conversion of a whole subdirectory with PDFs documents into a pandas DataFrame
• Support of parallel and distributed computing through ray
• Incremental writing of resulting DataFrame, to save memory
• Ability to keep processing progress and resume from it
• Error tracking of faulty documents
• Use OCR for extracting text through pytesseract and pdf2image
• Initial, easy to use, CLI
• Custom behaviour through parameters (number of CPUs, text language, etc)