Numpy 1.11.3 fixes a bug that leads to file corruption when very large files opened in append mode are used in ndarray.tofile. It supports Python versions 2.6 - 2.7 and 3.2 - 3.5. Wheels for Linux, Windows, and OS X can be found on PyPI.
ndarray.tofile
A total of 2 people contributed to this release. People with a “+” by their names contributed a patch for the first time.
Charles Harris
Pavel Potocek +
#8341: BUG: Fix ndarray.tofile large file corruption in append mode.
#8346: TST: Fix tests in PR #8341 for NumPy 1.11.x