Save image file from image url to S3 backet.

save_image_to_s3.py

import boto3
from urllib import request
from urllib.request import Request, urlopen

def save_image(img_url):
    """
    Save images from image url to S3 backet.
    @param string img_url
    """
    try:
        backet = 'backet-name'
        save_key_base = 'images'
        save_key = '{}/{}'.format(
            save_key_base,
            re.sub(r'^https?:.+\/(.+\.(jpg|png))$', r'\1', img_url)
        )

        image = urlopen(img_url).read()
        s3 = boto3.resource('s3')
        s3obj = s3.Object(backet, save_key)
        s3obj.put(Body=image)
    except Exception:
        print('Failed to save image. {}'.format(img_url))