metadata.py

from PyPDF2 import PdfFileReader


pdf_file=open("sample.pdf", 'rb'):
pdf = PyPDF2.PdfFileReader(pdf_file)
information = pdf.getDocumentInfo()
number_of_pages = pdf.getNumPages()
info = f"""
    Information about {pdf_path}: 
    Author: {information.author}
    Creator: {information.creator}
    Producer: {information.producer}
    Subject: {information.subject}
    Title: {information.title}
    Number of pages: {number_of_pages}
"""

print(info)