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grammar now matches Jobshop1 without prefix

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- grammar matches, but result not yet evaluated
This commit is contained in:
Trolli Schmittlauch 2017-06-24 23:28:29 +02:00
parent 309664a36a
commit 0d1a38caa9
3 changed files with 2274 additions and 20 deletions
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2245
inputdata/jobshop1_noprefix.txt Normal file
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44
src/JobShopParser/jobshop1_parser.py
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@ -1,22 +1,30 @@
from parsimonious.grammar import Grammar from arpeggio.cleanpeg import ParserPEG
grammar = Grammar( grammar = """
r"""
start = skip_preface start = skip_preface
skip_preface = instance_list / (~"."s skip_preface) skip_preface = instance_list / (r"." skip_preface)
eol = "\n" / "\r\n" instance_list = problem_instance (sep_line trim_ws eol problem_instance eol?)* eof_sep
_ = " " problem_instance = trim_ws "instance" ' ' instance_name trim_ws eol trim_ws eol sep_line description eol problem_data
instance_list = problem_instance (sep_line problem_instance eol)* eof description = r"[^\n]*"
problem_instance = strip_whitespace "instance" _ instance_name eol eol sep_line description eol job_data instance_name = r"\w+"
description = ~".*" sep_line = trim_ws plus_line trim_ws eol
instance_name = ~"\w" plus_line = r"\+\+\++"
sep_line = strip_whitespace plus_line strip_whitespace eol eof_sep = trim_ws plus_line " EOF " plus_line trim_ws eol* EOF
plus_line = ~"\+\+\++"
eof = strip_whitespace plus_line " EOF " plus_line strip_whitespace
strip_whitespace = ~"[\t ]*"
job_data = ~"[ \r\n0-9]*"s
""")
with open("./inputdata/jobshop1.txt") as datafile: job_shop2 = problem_data EOF
problem_data = trim_ws num_jobs ' ' num_machines eol job_data+
trim_ws = r'[ \t]*'
eol = "\n" / "\r\n"
nonneg_num = r'\d+'
num_jobs = nonneg_num
num_machines = nonneg_num
machine = nonneg_num
duration = nonneg_num
job_data = ' '* machine ' '+ duration (' '+ machine ' '+ duration)* trim_ws eol
"""
parser = ParserPEG(grammar, "start", skipws=False,debug=True)
with open("./inputdata/jobshop1_noprefix.txt") as datafile:
inputdata : str = datafile.read() inputdata : str = datafile.read()
print(grammar.parse(inputdata)) parse_tree = parser.parse(inputdata)

5
src/JobShopParser/jobshop2_parser.py
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@ -1,7 +1,8 @@
from arpeggio.cleanpeg import ParserPEG from arpeggio.cleanpeg import ParserPEG
grammar = """ grammar = """
problem_data = trim_ws num_jobs ' ' num_machines eol job_data+ EOF job_shop2 = problem_data EOF
problem_data = trim_ws num_jobs ' ' num_machines eol job_data+
trim_ws = r'[ \t]*' trim_ws = r'[ \t]*'
eol = "\n" / "\r\n" eol = "\n" / "\r\n"
nonneg_num = r'\d+' nonneg_num = r'\d+'
@ -12,7 +13,7 @@ duration = nonneg_num
job_data = ' '* machine ' '+ duration (' '+ machine ' '+ duration)* trim_ws eol job_data = ' '* machine ' '+ duration (' '+ machine ' '+ duration)* trim_ws eol
""" """
parser = ParserPEG(grammar, "problem_data", skipws=False) parser = ParserPEG(grammar, "problem_data", skipws=False,debug=True)
with open('./inputdata/jobshop2/ta13') as jobdatafile: with open('./inputdata/jobshop2/ta13') as jobdatafile:
jobdata : str = jobdatafile.read() jobdata : str = jobdatafile.read()