def createClause(self, result, antecedent, comment=None, isInput=False):
self.comment(comment)
result = resolver.cleanClause(result)
if result == resolver.tautologyId:
return result
if result == -resolver.tautologyId:
result = []
self.clauseCount += 1
antecedent = list(antecedent)
if not self.doLrat:
antecedent.sort()
middle = [ord('a')] if self.doBinary else []
rest = result + [0] + antecedent + [0]
ilist = [self.clauseCount] + middle + rest
if self.doBinary:
if isInput and self.doLrat:
pass
else:
bytes = stream.CompressArray(ilist).bytes
self.file.write(bytes)
else:
slist = [str(i) for i in ilist]
istring = " ".join(slist)
if isInput and self.doLrat:
self.comment(istring)
else:
self.file.write(istring + '\n')
self.clauseDict[self.clauseCount] = result
return self.clauseCount
def deleteClauses(self, clauseList):
if not self.doLrat:
return
middle = [ord('d')] if self.doBinary else ['d']
rest = clauseList + [0]
ilist = [self.clauseCount] + middle + rest
if self.doBinary:
bytes = stream.CompressArray(ilist).bytes
self.file.write(bytes)
else:
slist = [str(i) for i in ilist]
istring = " ".join(slist)
self.file.write(istring + '\n')