[docs] Clarify max_length and flush() for zlib decompression (issue 23200)

[vadmium+py at gmail.com]

Reviewers: ,


https://bugs.python.org/review/23200/diff/15974/Lib/zipfile.py
File Lib/zipfile.py (right):

https://bugs.python.org/review/23200/diff/15974/Lib/zipfile.py#newcode922
Lib/zipfile.py:922: not data and
Actually I think this condition also needs to fail if any compressed
data was passed in:

compressed_data = data  # Before decompression

if ... not compressed_data and not data and ...



Please review this at https://bugs.python.org/review/23200/

Affected files:
  Doc/library/zlib.rst
  Doc/whatsnew/3.6.rst
  Lib/encodings/zlib_codec.py
  Lib/test/test_codecs.py
  Lib/test/test_zlib.py
  Lib/zipfile.py
  Misc/NEWS
  Modules/zlibmodule.c