Rotate image based on EXIF tags. Useful for iphone uploads

image_rotate.py

from PIL import Image


def rotate_image(image):
    """
    Rotates an image based on EXIF information. Used to mitigate non-rotated landscape photos taken from iPhone.
    :Args ``image`` Image, opened using PIL:
    """
    ANGLES = {
        6: -90,
        5: 90,
    }
    try:
        orientation = image._getexif().get(274, 0)
    except Exception as e:
        print 'orientation',e
        orientation = 0
    angle = ANGLES.get(orientation, 0)
    print 'angle' , angle
    if angle != 0:
        try:
            rot_img = image.rotate(angle, expand=0)
            rot_img.save(image.filename)
            return True
        except Exception as e:
            print e

    return False