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Author Archives: kay
Pyload part I ( Path objects )
This article is the first in a series that studies the design of a module import system. Although this work is situated in the Python context it can stay on its own to a large extent and ideas may be … Continue reading
Posted in Python
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Broken beyond repair – Pythons import system
It often happens that language features we have once distasted become comfortable after a while. We learn to live with them, take their advantages and forget about their annoyance. For many Python developers things like the explicit `self` in the … Continue reading
Posted in Python
9 Comments
Contextual Keywords
Keywords and Contextual Keywords A language keyword is a reserved word that cannot be used as an identifier for variables, constants, classes etc. Often it is an element of language syntax. Syntactical structure is simplified by means of keywords. A … Continue reading
Posted in csharp, EasyExtend, Grammars, Python
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CPython vs IronPython
Two video shots tell more than 2000 words. CPython Get the latest Flash Player to see this player. [Javascript required to view Flash movie, please turn it on and refresh this page] IronPython Get the latest Flash Player to see … Continue reading
Posted in Python
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The thunk_stmt and programmable semantics In Python
Seems as if there was just a single direction of syntactical improvement of Python these days which is the introduction of Ruby style blocks. Tav suggests to reuse Pythons with-statement: with_stmt: "with" expression (["as" target] | ["do" [parameter_list]]) ":" suitewith_stmt: … Continue reading
Posted in DSL, Grammars, Python
4 Comments
Lonely Python is Intelligent Design and how to liberate from it
Python is doomed. Well, of course it is not yet doomed. Python is an evolutionary dead end living lonely on its own fitness plateau. It is clear that Python won’t have offspring because of significant whitespace aka indentation sensitivity. No … Continue reading
Posted in DSL, Grammars, Python
2 Comments
Refactoring the ANSI C grammar
A nice blog article by Eli Bendersky about the distinction between ASTs and CSTs. After having clarified the concepts Eli tried to make the case for ASTs. He presents the C grammar or more precisely the part of the C … Continue reading
Countdown
The Flusser hierarchy 4 the natural man in the state of concrete spatio-temporal experience. No mind in escape. 3 the modeler and maker whose hands shape the things and brings them to rest. 2 the artist imagines the world. Eternal … Continue reading