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pdtb_file_parser.py
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pdtb_file_parser.py
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#!/usr/bin/python
# parses pdtb annotations
# @author Yuvi Masory
import glob
import re
import sys
entryPattern = r'________________________________________________________.*?____(.*?)____.*?____Arg1____\n(.*?)\n(.*?)\n.*?#### Text ####\n(.*?)\n##############.*?____Arg2____\n(.*?)\n(.*?)\n.*?#### Text ####\n(.*?)\n##############.*?________________________________________________________'
def parse(path):
doc = open(path).read()
entries = re.findall(entryPattern, doc, re.DOTALL)
assert len(entries) > 0
docEntries = []
for entry in entries:
conType = entry[0]
assert conType in ('Explicit', 'Implicit', 'EntRel', 'AltLex', 'NoRel')
arg1SpansTmp = re.split(r';', entry[1])
arg1Spans = []
for sp in arg1SpansTmp:
arg1Spans.append(re.split(r'\.\.', sp))
arg2SpansTmp = re.split(r';', entry[4])
arg2Spans = []
for sp in arg2SpansTmp:
arg2Spans.append(re.split(r'\.\.', sp))
arg1NodesTmp = re.split(r';', entry[2])
arg1Nodes = []
for sp in arg1NodesTmp:
arg1Nodes.append(re.split(r',', sp))
arg2NodesTmp = re.split(r';', entry[5])
arg2Nodes = []
for sp in arg2NodesTmp:
arg2Nodes.append(re.split(r',', sp))
# convert everything to ints
for spanList in (arg1Spans, arg2Spans):
for span in spanList:
span[0] = int(span[0])
span[1] = int(span[1])
for nodeList in (arg1Nodes, arg2Nodes):
for nl in nodeList:
for i in range(len(nl)):
nl[i] = int(nl[i])
arg1Text = entry[3]
arg2Text = entry[6]
docEntries.append((conType, arg1Spans, arg1Nodes, arg1Text, arg2Spans, arg2Nodes, arg2Text))
return docEntries