def parse_sentence(self, sentence):
sentence = self.clear_sentence(sentence)
words = sentence.strip().split()
variants = [self.word_to_forms(word) for word in words]
errors = []
for variant in itertools.product(*variants):
syntax = ' '.join(v.form for v in variant)
words = [v.word for v in variant]
try:
builder = Parser.parse(syntax)
thought = builder.build(words)
# TODO какой-то подходящий выбор мысли а не возврат первого же успеха
return thought
except SyntaxError, e:
errors.append("%s: %s" % (str(e), syntax))
def test_grammar(self):
syntax = """Noun[]{} Verb[]{} .[]{}"""
sentence = (Noun("apple"), Verb("exist"), Dot())
builder = Parser.parse(syntax)
self.assertEqual("A apple exists.", str(builder.build(sentence)))
