diff options
| -rw-r--r-- | doc/neps/nep-0050-scalar-promotion.rst | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/doc/neps/nep-0050-scalar-promotion.rst b/doc/neps/nep-0050-scalar-promotion.rst index 6c0ed1d76..fd2278682 100644 --- a/doc/neps/nep-0050-scalar-promotion.rst +++ b/doc/neps/nep-0050-scalar-promotion.rst @@ -234,8 +234,10 @@ But the following will then be a surprise:: np.array([100], dtype=np.uint8) + 200 == np.array([44], dtype=np.uint8) -Considering this, we believe that the proposal follows the "principle of least -surprise". +Considering that the proposal aligns with the behavior of in-place operands +and avoids the surprising switch in behavior that only sometimes avoids +overflow in the result, +we believe that the proposal follows the "principle of least surprise". Usage and Impact @@ -280,8 +282,9 @@ This removes currently surprising cases. For example:: # and: np.add(np.arange(10, dtype=np.uint8), np.int64(1)) -Will return an int64 array because the type of ``np.int64(1)`` is strictly -honoured. +Will return an int64 array in the future because the type of +``np.int64(1)`` is strictly honoured. +Currently a ``uint8`` array is returned. Impact on operators involving Python ``int``, ``float``, and ``complex`` |