def get_boto_session(<EOL>region,<EOL>aws_access_key_id=None,<EOL>aws_secret_access_key=None,<EOL>aws_session_token=None<EOL>):
return boto3.session.Session(<EOL>region_name=region,<EOL>aws_secret_access_key=aws_secret_access_key,<EOL>aws_access_key_id=aws_access_key_id,<EOL>aws_session_token=aws_session_token<EOL>)<EOL>
Get a boto3 session.