Generate Document Summary using GPT-API
m01_gpt3_req.py: Sends request to GPT server and gets response based on the hyper paramaters
m02_read_pdf_text.py: Reads PDF file and extracts text. Optional parameters start_page, last_page
m03_summarize_pdf.py: Combines the function in above two files to read pdf, send request to GPT and print the response