using image_to_boxes function to see how tesseract detect contours

detect.py

"""
Created on Fri Apr 20 22:21:42 2018

@author: skt
"""

import pytesseract
import cv2

img = cv2.imread('HTYux.jpg')

resizeFactor = 2
img = cv2.resize(img, None, fx=resizeFactor, fy=resizeFactor)

h, w, _ = img.shape

print(pytesseract.image_to_string(img))

letters = pytesseract.image_to_boxes(img)
letters = letters.split('\n')
letters = [letter.split() for letter in letters]


for i, letter in enumerate(letters):
    cv2.rectangle(img, (int(letter[1]), h - int(letter[2])), (int(letter[3]), h - int(letter[4])), (0,0,255), 1)

cv2.imshow('', img)