#pip install pytesseract PyMuPDF Pillow opencv-python

import fitz
import io
from PIL import Image
import pytesseract
import cv2

pytesseract.pytesseract.tesseract_cmd = '/usr/bin/tesseract'
file = "../original/NOTES_ON_OPTICAL_PRINTER_TECHNIQUE.pdf"
  
pdf_file = fitz.open(file)

for page in pdf_file:
    pix = page.get_pixmap(dpi=300)
    filePath = "pages/page-%i.png" % page.number
    pix.save(filePath)
    image = cv2.imread(filePath)
    text = pytesseract.image_to_string(image, lang='eng', config='--psm 6 --oem 3')
    print(text)