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- from __future__ import print_function
- import boto3
- import os
- import sys
- import uuid
- from PIL import Image
- import PIL.Image
- s3_client = boto3.client('s3')
- def resize_image(image_path, resized_path):
- with Image.open(image_path) as image:
- image.thumbnail(tuple(x / 2 for x in image.size))
- image.save(resized_path)
- def handler(event, context):
- for record in event['Records']:
- bucket = record['s3']['bucket']['name']
- key = record['s3']['object']['key']
- download_path = '/tmp/{}{}'.format(uuid.uuid4(), key)
- upload_path = '/tmp/resized-{}'.format(key)
- s3_client.download_file(bucket, key, download_path)
- resize_image(download_path, upload_path)
- s3_client.upload_file(upload_path, '{}resized'.format(bucket), key)
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