On Tue, Apr 26, 2011 at 6:21 PM, Ralf Gommers <ralf.gomm...@googlemail.com> wrote: > On Mon, Apr 25, 2011 at 1:16 PM, Thiago Franco Moraes > <totonixs...@gmail.com> wrote: >> Hi, >> >> Has anyone confirmed if this is a bug? Should I post this in the bug tracker? > > I see the same thing with recent master. Something very strange is > going on in the memmap.__array_finalize__ method under Windows. Can > you file a bug? > > Ralf
Hi Ralf, Done http://projects.scipy.org/numpy/ticket/1809 Thanks! >> Thanks! >> >> On Tue, Apr 19, 2011 at 9:01 PM, Thiago Franco de Moraes >> <totonixs...@gmail.com> wrote: >>> Hi all, >>> >>> I'm having a error using memmap objects shared among processes created >>> by the multprocessing module. This error only happen in Windows with >>> numpy 1.5 or above, in numpy 1.4.1 it doesn't happen, In Linux and Mac >>> OS X it doesn't happen. This error is demonstrated by this little >>> example script here https://gist.github.com/929168 , and the traceback >>> is bellow (between <traceback> tags): >>> >>> <traceback> >>> Process Process-1: >>> Traceback (most recent call last): >>> File "C:\Python26\Lib\multiprocessing\process.py", line 232, in _bootstrap >>> self.run() >>> File "C:\Python26\Lib\multiprocessing\process.py", line 88, in run >>> self._target(*self._args, **self._kwargs) >>> File "C:\Documents and Settings\phamorim\Desktop\test.py", line 7, in >>> print_ma >>> trix >>> print matrix >>> File "C:\Python26\Lib\site-packages\numpy\core\numeric.py", line 1379, in >>> arra >>> y_str >>> return array2string(a, max_line_width, precision, suppress_small, ' ', >>> "", s >>> tr) >>> File "C:\Python26\Lib\site-packages\numpy\core\arrayprint.py", line 309, in >>> ar >>> ray2string >>> separator, prefix) >>> File "C:\Python26\Lib\site-packages\numpy\core\arrayprint.py", line 189, in >>> _a >>> rray2string >>> data = _leading_trailing(a) >>> File "C:\Python26\Lib\site-packages\numpy\core\arrayprint.py", line 162, in >>> _l >>> eading_trailing >>> min(len(a), _summaryEdgeItems))] >>> File "C:\Python26\Lib\site-packages\numpy\core\memmap.py", line 257, in >>> __arra >>> y_finalize__ >>> self.filename = obj.filename >>> AttributeError: 'memmap' object has no attribute 'filename' >>> Exception AttributeError: AttributeError("'NoneType' object has no attribute >>> 'te >>> ll'",) in <bound method memmap.__del__ of memmap([0, 0, 0, 0, 0, 0, 0, 0, 0, >>> 0, >>> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, >>> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, >>> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, >>> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, >>> 0, 0, 0, 0, 0, 0, 0, 0], dtype=int16)> ignored >>> </traceback> >>> >>> I don't know if it's a bug, but I thought it's is import to report >>> because the version 1.4.1 was working and 1.5.0 and above was not. >>> >>> Thanks! >>> >>> >> _______________________________________________ >> NumPy-Discussion mailing list >> NumPy-Discussion@scipy.org >> http://mail.scipy.org/mailman/listinfo/numpy-discussion >> > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion > _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion
