On Sun, Jun 25, 2017 at 8:23 PM, Steven D'Aprano <st...@pearwood.info> wrote:
> On Sun, Jun 25, 2017 at 02:06:54PM +0200, lucas via Python-ideas wrote: > > I have a counter-proposal: introduce the iterator chaining operator "&": > > iterable & iterable --> itertools.chain(iterable, iterable) > In [1]: import numpy as np In [2]: import itertools In [3]: a, b = np.array([1,2,3]), np.array([4,5,6]) In [4]: a & b Out[4]: array([0, 0, 2]) In [5]: a + b Out[5]: array([5, 7, 9]) In [6]: list(itertools.chain(a, b)) Out[6]: [1, 2, 3, 4, 5, 6] These are all distinct, useful, and well-defined behaviors. -- Keeping medicines from the bloodstreams of the sick; food from the bellies of the hungry; books from the hands of the uneducated; technology from the underdeveloped; and putting advocates of freedom in prisons. Intellectual property is to the 21st century what the slave trade was to the 16th.
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