Get the count of words and pages for all pdf files in a director/subdirectories.
If you don't have Python 3 installed, you just need to install python3 package :
$ sudo apt-get install python3
If you don't have pip3 installed, you just need to install pip3 using :
$ sudo apt-get install python3-pip
You may also need to install PyPDF2, glob, xlsxwriter and OS if you don't already have them installed :
$ sudo pip install PyPDF2
$ sudo pip install glob
$ sudo pip install xlsxwriter
$ sudo pip install OS