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Python Domain Specific Language Tools
Python GAP

README.md

DESCRIPTION

pydsl is a language library written in python. It provides some verbs for Grammars.

from pydsl.file.BNF import load_bnf_file
grammardefinition = loand_bnf_file('myfile.bnf')
grammardefinition.alphabet # Returns the alphabet used by this grammar
grammardefinition.minsize
grammardefinition.maxsize 
grammardefinition.enumerate # Returns a generator that generates every accepted word

from pydsl.check import check
check(grammardefinition,'mystring') # returns True or False

from pydsl.parser import parse
parse(grammardefinition,'mystring') # returns a ParseTree

from pydsl.extract import extract
extract(grammardefinition,'abcmystringabc') # returns ('mystring',3,11)

FORMATS

Functions

Format Check Match Search Split Extract Translate Validate Diff
BNF V V Parse V
regexp V V X
ply V V V
parsley V V V
pyparsing V V

Properties

Format First Min Max Enumerate
BNF V
regexp
ply
parsley
pyparsing

INSTALLATION

  • disttools:
    • python3 setup.py install
  • pip:
    • pip install pydsl

CONTRIBUTIONS

REQUIREMENTS

ABOUT

Copyright (C) 2008-2014 Nestor Arocha (nesaro@gmail.com)

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