New submission from Matt Joiner <anacro...@gmail.com>: _io._IOBase.readline doesn't seem to like _io.FileIO.read returning None, which occurs when it's unbuffered and nonblocking. (Modules/_io/fileio.c:745 in trunk). Can this be handled some other way?
$ python3.3 Python 3.3.0a0 (default:fb0f4fe8123e+, Jan 24 2012, 11:21:36) [GCC 4.6.2] on linux Type "help", "copyright", "credits" or "license" for more information. >>> import os, io >>> r, w = os.pipe2(os.O_NONBLOCK) >>> f = io.open(r, 'rb', 0) >>> f.readline() Traceback (most recent call last): File "<stdin>", line 1, in <module> OSError: read() should have returned a bytes object, not 'NoneType' ---------- components: IO, Library (Lib) messages: 151933 nosy: anacrolix priority: normal severity: normal status: open title: readline fails on nonblocking, unbuffered io.FileIO objects type: behavior versions: Python 3.3 _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue13858> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
