[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Martin Panter added the comment: Posting patch v2: * Changed readinto() argument descriptions to “a pre-allocated, writable bytes-like buffer”, for both RawIOBase and BufferedIOBase * Integrated the single-use test_memoryio.BytesIOMixin test class, which tricked me when I did the first patch *

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Changes by Serhiy Storchaka : -- nosy: +r.david.murray ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Changes by Serhiy Storchaka : -- nosy: +serhiy.storchaka stage: -> patch review versions: +Python 3.5 ___ Python tracker ___ ___ Pyth

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Martin Panter added the comment: I think the simplest thing to do here would be to update the documentation to match the usage. This patch does so, saying that all write() methods, as well as the BytesIO() constructor, have to accept bytes-like objects. It also expands some tests to verify thi

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Changes by Ned Deily : -- nosy: +benjamin.peterson, pitrou ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: http

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

Martin Panter added the comment: I have a related issue in Python 3.4. I suspect it is the same underlying problem as Henning’s. BufferedWriter is trying to write memoryview() objects, but the documentation for RawIOBase.write() implies it only has to accept bytes() and bytearray() objects. >

[issue20699] Behavior of ZipFile with file-like object and BufferedWriter.

New submission from Henning von Bargen: Regression: Behavior of ZipFile with file-like object and BufferedWriter. The following code worked with Python 2.6: LOB_BLOCKSIZE = 1024*1024 # 1 MB class UnbufferedBlobWriter(io.RawIOBase): """ A file-like wrapper for a write-only cx_Oracle BL