[Numpy-svn] [numpy/numpy] 8bc0ed: BUG: numpy.ndarray.tofile creates a corrupt file f...

[GitHub]

  Branch: refs/heads/maintenance/1.12.x
  Home:   https://github.com/numpy/numpy
  Commit: 8bc0ed191edc5743dd156b9a9d1364d3863f2898
      https://github.com/numpy/numpy/commit/8bc0ed191edc5743dd156b9a9d1364d3863f2898
  Author: Pavel Potocek <pavelpotocek at gmail.com>
  Date:   2016-12-04 (Sun, 04 Dec 2016)

  Changed paths:
    M numpy/core/src/multiarray/convert.c
    M numpy/core/tests/test_multiarray.py

  Log Message:
  -----------
  BUG: numpy.ndarray.tofile creates a corrupt file for large arrays in append file mode

Fixes by using the flag `FALLOC_FL_KEEP_SIZE` (=1) in the `fappend` call.

Fixes #8329


  Commit: 4876f24bbbbd871646a6e5adf58c25a107b0cf3b
      https://github.com/numpy/numpy/commit/4876f24bbbbd871646a6e5adf58c25a107b0cf3b
  Author: Charles Harris <charlesr.harris at gmail.com>
  Date:   2016-12-04 (Sun, 04 Dec 2016)

  Changed paths:
    M numpy/core/src/multiarray/convert.c
    M numpy/core/tests/test_multiarray.py

  Log Message:
  -----------
  Merge pull request #8339 from charris/backport-8335

BUG: Fix ndarray.tofile large file corruption in append mode.


Compare: https://github.com/numpy/numpy/compare/47c18a0c3ebf...4876f24bbbbd