From 309664a36a6c52df6995830f9bea2fbe39282e9d Mon Sep 17 00:00:00 2001
From: Trolli Schmittlauch <t.schmittlauch@orlives.de>
Date: Sat, 24 Jun 2017 03:17:03 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=8E=89=20successful=20parsing=20grammar?=
 =?UTF-8?q?=20for=20jobshop=20data?=
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- now using arpeggio as a parsing lib
---
 requirements.txt                     |  1 +
 src/JobShopParser/jobshop2_parser.py | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 src/JobShopParser/jobshop2_parser.py

diff --git a/requirements.txt b/requirements.txt
index 1a2f7b1..a1e3d13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 mypy
 parsimonious
+Arpeggio
diff --git a/src/JobShopParser/jobshop2_parser.py b/src/JobShopParser/jobshop2_parser.py
new file mode 100644
index 0000000..91ba803
--- /dev/null
+++ b/src/JobShopParser/jobshop2_parser.py
@@ -0,0 +1,21 @@
+from arpeggio.cleanpeg import ParserPEG
+
+grammar = """
+problem_data    = trim_ws num_jobs ' ' num_machines eol job_data+ EOF
+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, "problem_data", skipws=False)
+
+with open('./inputdata/jobshop2/ta13') as jobdatafile:
+    jobdata : str = jobdatafile.read()
+    print("zu parsender String:\n\v\v", jobdata)
+    parse_tree = parser.parse(jobdata)
+    print(parse_tree)