A library that seems to have a pretty nice abstraction for this kind of thing/pattern, could be an idea to use it, or have something similar like it...
https://boltons.readthedocs.org/en/latest/fileutils.html#atomic-file-saving -Josh On Sat, 26 Sep 2015 10:48:39 +0200 Julien Danjou <jul...@danjou.info> wrote: > On Tue, Sep 22 2015, Chris Friesen wrote: > > > On 09/22/2015 05:48 PM, Joshua Harlow wrote: > >> A present: > >> > >> >>> import contextlib > >> >>> import os > >> >>> > >> >>> @contextlib.contextmanager > >> ... def synced_file(path, mode='wb'): > >> ... with open(path, mode) as fh: > >> ... yield fh > >> ... os.fdatasync(fh.fileno()) > >> ... > >> >>> with synced_file("/tmp/b.txt") as fh: > >> ... fh.write("b") > > > > Isn't that missing an "fh.flush()" somewhere before the fdatasync()? > > Unless proven otherwise, close() does a flush(). > __________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev