On Mon, Sep 16, 2013 at 1:54 PM, Warren Weckesser < warren.weckes...@gmail.com> wrote:
> An unexpected casting result was just reported on stackoverflow: > > http://stackoverflow.com/questions/18833639/attributeerror-in-python-numpy-when-constructing-function-for-certain-values > > The following show the essence of the issue: > > In [1]: np.__version__ > Out[1]: '1.9.0.dev-6ce65d8' > > In [2]: type(np.array(1.) * (2**64-1)) > Out[2]: numpy.float64 > > In [3]: type(np.array(1.) * (2**64)) > Out[3]: float > > Note that the result of `np.array(1.0) * 2**64` is a Python float, not a > numpy float64. Is this intentional? > > (As pointed out in the stackoverflow question, the issue > https://github.com/numpy/numpy/issues/3409 is at least tangentially > related.) > > Warren > > The original poster of the stackoverflow question has reported the issue on github: https://github.com/numpy/numpy/issues/3756 Warren
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