this post was submitted on 23 Aug 2023
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[–] [email protected] 16 points 1 year ago (2 children)

I mean, whatever speed java has or doesn't have, what the other person said was emulate, you'll have your os then on top of that the JVM then on top of that your python implementation, then finally the python code. If that's faster than os->python imp..

[–] [email protected] 2 points 1 year ago (1 children)

It’s Jython and it’s like 25 years old

[–] [email protected] 1 points 1 year ago (1 children)
[–] [email protected] 2 points 1 year ago

If you need python 3 there's also graalvm but its python support is still "experimental".

[–] [email protected] 2 points 1 year ago

Just like Python doesn't run from the source code through the interpreter all the time (instead, if I'm not mistaken, the interpreter pass converts the code to a binary runtime form, so interpretation of the source is done only once), so does "modern" Java (I put modern between quotes because it's been like that for almost 20 years) convert the code in VM format to binary assembly code in the local system (the technology is called JIT, for Just-In-Time compiler).