def returnConcepts(
self,
concepts,
namedentities=False
): #returns concepts as a set of tuples (first element of each tuple=concept extent, second element of each tuple=concept intent)
transformed_concepts = {(ip.tupToIndices(tup[0]),
ip.tupToIndices(tup[1]))
for tup in concepts}
if namedentities == True:
transformed_concepts = {(ip.indicesToNames(tup[0], self.objects),
ip.indicesToNames(tup[1],
self.attributes))
for tup in transformed_concepts}
return transformed_concepts
def printConcepts(
self,
concepts,
outputfile=sys.stdout,
namedentities=False): #prints concepts to screen or to file
named = namedentities
transformed_concepts = {(ip.tupToIndices(tup[0]),
ip.tupToIndices(tup[1]))
for tup in concepts}
if named == True:
transformed_concepts = {(ip.indicesToNames(tup[0], self.objects),
ip.indicesToNames(tup[1],
self.attributes))
for tup in transformed_concepts}
self.writeConcepts(transformed_concepts,
outputfile,
namedentities=named)
def returnItemsets(self, concepts, namedentities=False):
transformed_concepts = {ip.tupToIndices(tup[1]) for tup in concepts}
if namedentities == True:
transformed_concepts = {
frozenset(ip.indicesToNames(tup, self.attributes))
for tup in transformed_concepts
}
else:
transformed_concepts = {frozenset(c) for c in transformed_concepts}
return transformed_concepts
def fcaCReturn(fca_context, itemsets, proceed_flag, named, attributes):
if proceed_flag == True:
if named == True:
trans_itemsets = {
frozenset(ip.indicesToNames(tup, attributes))
for tup in itemsets
}
else:
trans_itemsets = {frozenset(c) for c in itemsets}
return FCAoutput(concepts=set(),
context=fca_context,
naming=named,
itemsets=trans_itemsets)
else:
return "FCA done. Stopping."
def copyCfcaOutput2File(concept_file,
names,
outputfile=sys.stdout,
namedentities=False):
itemsets = parseFimiConceptFile(concept_file)
if namedentities == True:
itemsets_named = {ip.indicesToNames(e, names) for e in itemsets}
else:
itemsets_named = itemsets
if outputfile != sys.stdout:
output = open(outputfile, 'w')
else:
output = sys.stdout
#print(itemsets_named)
preamble = ['Named:' + str(namedentities) + '\n']
body = ['#'.join([str(i) for i in item]) + '\n' for item in itemsets_named]
filecontent = ''.join(preamble + body)
print(filecontent, file=output)
if output != sys.stdout:
output.close()