python ocr conversion of an image from a url

ocr_remote_image.py

# by: Cody Kochmann
# this script pulls the contents of $TARGET_IMAGE
# and uses pytesseract against it to output the
# text contents of the image to stdout

import os, sys, functools
import requests
try:
    from PIL import Image
except ImportError:
    import Image
import pytesseract

eprint = functools.partial(print, file=sys.stderr)

# If you don't have tesseract executable in your PATH, include the following:
pytesseract.pytesseract.tesseract_cmd = '/usr/bin/tesseract'
# Example tesseract_cmd = r'C:\Program Files (x86)\Tesseract-OCR\tesseract'

# Simple image to string
eprint('grabbing content from:', os.environ['TARGET_IMAGE'])
with open('test.png','wb') as f:
    f.write(
        requests.get(
            os.environ['TARGET_IMAGE']
        ).content
    )
    eprint('success')
eprint('running ocr on test.png...')
print(pytesseract.image_to_string(Image.open('test.png')))