aws.py

import boto3
import os

# s3 = boto3.resource('s3')
# s3.meta.client.upload_file('tmp/', BUCKET_NAME, 'tmp/')


def bucket_exists(bucket):
  s3 = boto3.resource('s3')
  return s3.Bucket(bucket) in s3.buckets.all()
def upload_path(local_directory, bucket, destination, certain_upload=False):
  client = boto3.client('s3')
  # enumerate local files recursively
  for root, dirs, files in os.walk(local_directory):

    for filename in files:

      # construct the full local path
      local_path = os.path.join(root, filename)

      # construct the full Dropbox path
      relative_path = os.path.relpath(local_path, local_directory)
      s3_path = os.path.join(destination, relative_path)

      if certain_upload:
        client.upload_file(local_path, bucket, s3_path)
        return

      print('Searching "%s" in "%s"' % (s3_path, bucket))
      try:
        client.head_object(Bucket=bucket, Key=s3_path)
        # print("Path found on S3! Skipping %s..." % s3_path)
      except:
        print("Uploading %s..." % s3_path)
        client.upload_file(local_path, bucket, s3_path)