class_docstr: Class that wraps a transport with zlib, compressing writes
  and decompresses reads, using the python standard
  library zlib module.
class_docstr_tok: ["Class","that","wraps","a","transport","with","zlib",",","compressing","writes","and","decompresses","reads",",","using","the","python","standard","library","zlib","module","."]
docstr: Internal method for setting up the zlib compression and
  decompression objects.
docstr_tok: ["Internal","method","for","setting","up","the","zlib","compression","and","decompression","objects","."]
code: def _init_zlib(self):
      """Internal method for setting up the zlib compression and
      decompression objects.
      """
      self._zcomp_read = zlib.decompressobj()
      self._zcomp_write = zlib.compressobj(self.compresslevel)
  
imports: from __future__ import division
  import zlib
  from .TTransport import TTransportBase, CReadableTransport
  from ..compat import BufferIO
label_desc: Use image node_id 4 for calling the TZlibTransport obj's underlying member method code with example usage: obj._init_zlib() without return types