vim-pdf helps VIM to read PDF files in text format using pdftotext utility.

• pdftotext

pip install pdftotext 

if pdftotext installition fails

sudo apt install poppler

it's recommended that you use a plugin manager like vim-plug

Plug 'makerj/vim-pdf'

Plugin 'makerj/vim-pdf'

Just open the PDF file. The rest is done by vim-plug.