News for hackers. Stuff that matters.
Re:Lean 4.0.0, first official lean4 release by westurner on Friday September 08, 2023 @11:03AM (#37434432)
Is there an eBNF+PEG or similar grammar for the language parser that a more complete language reference can be generated from?

Does Lean have docstrings with embedded markup like Python?

The Python Language Reference: https://docs.python.org/3/reference/

The Python Language Reference > 10. Full Grammar specification: https://docs.python.org/3/reference/grammar.html

LearnXinYminutes > Where X=Python: https://learnxinyminutes.com/docs/python/

In the language and then the docs, Python's collections.abc Abstract Base Classes did not initially exist. There's now a table of ABCs in the docs: https://docs.python.org/3/library/collections.abc.html#colle...

In Python, they're not interfaces, they're ABCs.

There are no comments on this comment yet.