main.py

import sys
import os
from subprocess import call

VALID_IMAGES = [".jpg",".gif",".png",".tga",".tif",".bmp"]
FNULL = open(os.devnull, 'w')

class ArgumentMissingException(Exception):
	def __init__(self):
		print("usage: {} <dirname>".format(sys.argv[0]))
		sys.exit(1)

def create_directory(path):
	if not os.path.exists(path):
	    os.makedirs(path)

def check_path(path):
	return bool(os.path.exists(path))

def main(path):
	if call(['which', 'tesseract']):
		print("tesseract-ocr missing, use sudo apt-get install tesseract-ocr to resolve")
	elif check_path(path):
		directory_path = path + '/converted-text/'

		count = 0
		other_files = 0

		for f in os.listdir(path):
			ext = os.path.splitext(f)[1]

			if ext.lower() not in VALID_IMAGES:
				other_files += 1
				continue
			else :

				if count == 0:
					create_directory(directory_path)
				count += 1
				image_file_name = path + '/' + f
				filename = os.path.splitext(f)[0]
				filename = ''.join(e for e in filename if e.isalnum() or e == '-')
				text_file_path = directory_path + filename

				call(["tesseract", image_file_name, text_file_path], stdout=FNULL)

				print(str(count) + (" file" if count == 1 else " files") + " completed")

		if count + other_files == 0:
			print("No files found at your given location")
		else :
			print(str(count) + " / " + str(count + other_files) + " files converted")
	else :
		print("No directory found at " + format(path))

if __name__ == '__main__':
	if len(sys.argv) != 2:
		raise ArgumentMissingException
	path = sys.argv[1]
	path = os.path.abspath(path)
main("C:\Users\chira\OneDrive\Pictures\pic")