Geekfish

from PyPDF2 import PdfFileReader, PdfFileWriter
from PyPDF2.pdf import PageObject


reader = PdfFileReader(open("invoice.pdf",'rb'))
invoice_page = reader.getPage(0)
sup_reader = PdfFileReader(open("supplement.pdf",'rb'))
sup_page = sup_reader.getPage(1)  # We pick the second page here

translated_page = PageObject.createBlankPage(None, sup_page.mediaBox.getWidth(), sup_page.mediaBox.getHeight())