We can find a lot of information from an image posted online. For every photo we took with our smartphone or camera, it records the date, time, shutter speed, aperture setting, ISO setting, whether the flash was used, the focal length, and lots more. This is stored with the photo, and is referred to as EXIF data. When we copy an image, the EXIF data is copied as well, as a part of the image. It can pose a privacy issue. For instance, a photo taken with a GPS-enabled phone, it can reveal the location and time it was taken, as well as the unique ID number of the device:

import os,sys 
 
from PIL import Image 
 
from PIL.ExifTags import TAGS 
 
 
 
for (i,j) in Image.open('image.jpg')._getexif().iteritems(): 
 
        print '%s = %s' % (TAGS.get(i), j) 

First we imported the modules PIL image and PIL TAGS. PIL is an image processing module in Python. It supports many file formats and has a powerful image-processing...