[Python-ideas] Python-ideas Digest, Vol 141, Issue 145

[Steven D'Aprano]

On Wed, Aug 29, 2018 at 01:15:46PM +0100, Oscar Benjamin wrote:
> On Tue, 28 Aug 2018 at 08:12, Jacco van Dorp <j.van.dorp at deonet.nl> wrote:
> >
> > Op ma 27 aug. 2018 om 23:18 schreef James Lu <jamtlu at gmail.com>:
> >>
> >> > As Matthew points out, you could use numpy.array. Or code your own
> >> > class, by providing __add__ and __iadd__ methods.
> >>
> >> I could, but I don't think that justifies not having this functionality in python
> >> standard. From the language experience perspective, numpy is often a
> >> pain to install on most systems.
> 
> Numpy is easy to install:
> 
>     $ pip install numpy

[steve at ando ~]$ pip install numpy
Collecting numpy
/usr/local/lib/python3.5/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:315: 
SNIMissingWarning: An HTTPS request has been made, but the SNI (Subject 
Name Indication) extension to TLS is not available on this platform. 
This may cause the server to present an incorrect TLS certificate, which 
can cause validation failures. For more information, see 
https://urllib3.readthedocs.org/en/latest/security.html#snimissingwarning.
  SNIMissingWarning
  Could not fetch URL https://pypi.python.org/simple/numpy/: There was a 
problem confirming the ssl certificate: [SSL: 
TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:645) 
- skipping
  Could not find a version that satisfies the requirement numpy (from 
versions: )
No matching distribution found for numpy


I'm sure pip is great, but honestly I've never been able to get it to 
work reliably, ever, on four different machines using four different 
Linux distros.

In any case, the answer "just use Numpy" isn't really relevant to the 
question about adding new syntax.



-- 
Steve