code: def decompress(self, chunk):
          
  
          try:
              return self._decompressobj.decompress(chunk)
          except zlib.error:
              # ugly hack to work with raw deflate content that may
              # be sent by microsoft servers. For more information, see:
              # http://carsten.codimi.de/gzip.yaws/
              # http://www.port80software.com/200ok/archive/2005/10/31/868.aspx
              # http://www.gzip.org/zlib/zlib_faq.html#faq38
              if self._first_chunk:
                  self._decompressobj = zlib.decompressobj(-zlib.MAX_WBITS)
                  return self._decompressobj.decompress(chunk)
  
              raise
          finally:
              self._first_chunk = False
docs: Decompress the chunk of data.
  
          :param bytes chunk: data chunk
  
          :rtype: bytes