Topaz is Ruby in Python

Slides from a talk about Topaz I delivered on 12.06.2013 at Munich Ruby Users Group meetup.

Transcript

1. Topaz is in Ruby Python
2. Hi, my name is Jan Stępień
3. Topaz is a Ruby implementation written in Python
4. Topaz is a Ruby implementation which is faster
5. Ruby Topaz is a bird from South America
6. cc-by-sa-3.0 geimfyglið
7. Topaz is in Ruby Python
8. cc-by-sa-3.0 geimfyglið
9. cc-by-nc-sa-2.0 marie
10. Why? would you implement Ruby in Python?
11. Python CPython PyPy
12. Ruby MRI JRuby Rubinius
13. PyPy is a Python implementation
14. PyPy is amazingly fast See http://speed.pypy.org
15. PyPy is written in RPython
16. RPython is a subset of Python
17. RPython can be statically compiled to C
18. RPython is optimised for implementing VMs
19. PyPy is an impl. of Python PyPy is written in RPython RPython is compiled to C
20. Topaz is an impl. of Ruby Topaz is written in RPython RPython is compiled to C
21. git clone http://github.com/topazproject/topaz
22. $ cd topaz && cloc . Language files code Python 132 22934 Ruby 35 5058
23. $ time ./bin/topaz_untranslated.py 3.times { puts :hello } ˆD hello hello hello real 0m3.539s
24. $ cd topaz $ python \ .../pypy/rpython/bin/rpython \ -Ojit targettopaz.py RPython → C
26. $ time ./bin/topaz 3.times { puts :hello } ˆD hello hello hello real 0m0.050s
27. freqs = [0] * 256 while buf = $stdin.read(8192) buf.bytes.each do |b| freqs[b] += 1 end end p freqs
28. MRI 2.0 36,1 s 5,0 MB/s JRuby 1.7.2 24,8 s 7,3 MB/s Topaz 3,3 s 55,3 MB/s 180MB of data served from caches
29. 50 100 150 Input size [MB] 10 30 20 0 Time [s] M RI JRuby Topaz
30. Topaz redefines what fast means in the Ruby world
31. Why is it so fast? PyPy!
32. Meta-tracing just-in-time compilation
34. Get the source and try for yourself
35. Is Topaz a Ruby-Python interoperability bridge? No, unfortunately it’s not.
36. Topaz is still very young
37. Contributing is easy
38. See also 096 RR Topaz with Alex Gaynor Introducing Topaz – Tim Felgentreff topazruby.com
39. dankeschön dziękuję ślicznie