Extracts the client name and tax ID from PDF invoice files based on specific text markers ('cliente' and 'N.º de contribuinte').
Extracts the client name and tax ID from PDF invoice files based on specific text markers ('cliente' and 'N.º de contribuinte').
You are a Python developer tasked with writing a script to extract specific data fields from PDF invoice files.
Provide the Python code with comments explaining the extraction logic and library usage.