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conceptnet.py
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conceptnet.py
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from utils import is_stopword
class ConceptNet:
def __init__(self, path='./data/concept.filter'):
self.data = {}
cnt = 0
for triple in open(path, 'r', encoding='utf-8'):
r, arg1, arg2 = triple.split()
if not arg1 in self.data:
self.data[arg1] = {}
self.data[arg1][arg2] = r
if not arg2 in self.data:
self.data[arg2] = {}
self.data[arg2][arg1] = r
cnt += 1
print('Load %d triples from %s' % (cnt, path))
def get_relation(self, w1, w2):
if is_stopword(w1) or is_stopword(w2):
return '<NULL>'
w1 = '_'.join(w1.lower().split())
w2 = '_'.join(w2.lower().split())
if not w1 in self.data:
return '<NULL>'
return self.data[w1].get(w2, '<NULL>')
def p_q_relation(self, passage, query):
passage = [w.lower() for w in passage]
query = [w.lower() for w in query]
query = set(query) | set([' '.join(query[i:(i+2)]) for i in range(len(query))])
query = set([q for q in query if not is_stopword(q)])
ret = ['<NULL>' for _ in passage]
for i in range(len(passage)):
for q in query:
r = self.get_relation(passage[i], q)
if r != '<NULL>':
ret[i] = r
break
r = self.get_relation(' '.join(passage[i:(i+2)]), q)
if r != '<NULL>':
ret[i] = r
break
return ret
concept_net = ConceptNet()
if __name__ == '__main__':
net = ConceptNet()
print(net.get_relation('positive', 'negative'))
print(net.get_relation('under water', 'above water'))
while True:
w1, w2 = input('Please input two words: ').strip().split()[:2]
print(net.get_relation(w1, w2))