code: def clone(self, s3url):
      tail = S3Tail(s3url)
      tail._pos = self._pos
      tail._tail = self._tail
      return tail
  
file_path: metaflow/metaflow/plugins/datatools/s3/s3tail.py
imports: from io import BytesIO
  from .s3util import aws_retry, get_s3_client
label_desc: Use image node_id 3 for calling the S3Tail obj's underlying member method code with example usage: obj.clone(s3url) and returns: tail