class_docstr: Streaming gzip decompressor.
  
  The interface is like that of `zlib.decompressobj` (without some of the
  optional arguments, but it understands gzip headers and checksums.
docstr: Returns the unconsumed portion left over
          
docstr_tok: ["Returns","the","unconsumed","portion","left","over"]
code: def unconsumed_tail(self):
      # type: () -> bytes
      """Returns the unconsumed portion left over"""
      return self.decompressobj.unconsumed_tail
  
imports: from __future__ import absolute_import, division, print_function
  import array
  import atexit
  import os
  import re
  import sys
  import zlib
label_desc: Use image node_id 3 for calling the GzipDecompressor obj's underlying member method code with example usage: obj.unconsumed_tail() and returns: self