On 24/02/2018 02:05, Steven D'Aprano wrote:
On Fri, 23 Feb 2018 19:25:35 +0000, bartc wrote:

Python is 10 times slower than a competitor = doesn't matter
My language is 1.5 times slower than the big boys' = matters
a great deal

As for Python's order-of-magnitude speed difference, thank you for being
generous.

Actually that comparison was with a competitor, ie. another dynamic language, because I understand such languages work in different fields from the Cs and C++s.

I'm sure there must be some that are faster (years since I've looked at the field), but I vaguely had in mind mine. Although since then, CPython has gotten faster.

Note that there are JIT-based implementations now which can give very good results (other than PyPy) with dynamic languages.

My own efforts are still byte-code based so are unlikely to get any faster. But they are also very simple.

So it is quite possible to get practical work done and be a competitive,
useful language despite being (allegedly) a thousand or more times slower
than C.

Of course. I've been using a dynamic scripting language as an adjunct to my compiled applications since the mid 80s. Then they were crude and hopelessly slow (and machines were a lot slower too), but they could still be tremendously useful with the right balance.

But the faster they are, the more work they can take over.


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bartc
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