[Numpy-discussion] fast_any_all , a trivial but fast/useful helper function for numpy

Robert Kern robert.kern at gmail.com
Wed Sep 4 12:28:15 EDT 2013

On Wed, Sep 4, 2013 at 1:14 PM, Graeme B. Bell <grb at skogoglandskap.no>
> Sorry, I should have been more clear.
> As shown in the benchmark/example, the method is replacing the behaviour
>    np.any(inputs, 0)
> not the behaviour of
>    np.any(inputs)

reduce(np.logical_or, inputs, False)
reduce(np.logical_and, inputs, True)

Your fast_logic() is basically reduce().

Robert Kern
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