def is_grammatical_sentence(sentence_text, language_dict, verbose=False):
parse_options = ParseOptions(verbosity=0)
parse_options.max_null_count = 999 # max number of words in single pass
parse_options.linkage_limit = 100 # max number of linkages to generate
parse_options.max_parse_time = 10 # in seconds
sent = Sentence(str(sentence_text), language_dict, parse_options)
wrong_sentences = []
linkages = None
try:
linkages = sent.parse()
except LG_TimerExhausted:
wrong_sentences.append(sentence_text)
if verbose:
print('Sentence too complex for parsing in {} seconds.'.format(
parse_options.max_parse_time))
return False
if not linkages or len(linkages) <= 0:
wrong_sentences.append(sentence_text)
if verbose:
print('Error occurred - sentence ignored.')
null_count = sent.null_count()
if null_count == 0:
return True
else:
wrong_sentences.append(sentence_text)
return False
if sentence_text.strip() == '':
continue
sent = Sentence(str(sentence_text), lgdict, po)
try:
linkages = sent.parse()
except LG_TimerExhausted:
print('Sentence too complex for parsing in ~{} second{}.'.format(
po.max_parse_time, nsuffix(po.max_parse_time)))
continue
if not linkages:
print('Error occurred - sentence ignored.')
continue
if len(linkages) <= 0:
print('Cannot parse the input sentence')
continue
null_count = sent.null_count()
if null_count == 0:
print("Sentence parsed OK")
guess_found = False
if DISPLAY_GUESSES:
linkages, check_first = itertools.tee(linkages)
# Check the first linkage for regexed/unknown words
linkage = next(check_first)
for word in list(linkage.words()):
# search for something[x]
if re.search(r'\S+\[[^]]+]', word):
guess_found = True
break
# Show results with unlinked words or guesses
if sentence_text.strip() == '':
continue
sent = Sentence(str(sentence_text), lgdict, po)
try:
linkages = sent.parse()
except LG_TimerExhausted:
print('Sentence too complex for parsing in ~{} second{}.'.format(
po.max_parse_time,nsuffix(po.max_parse_time)))
continue
if not linkages:
print('Error occurred - sentence ignored.')
continue
if len(linkages) <= 0:
print('Cannot parse the input sentence')
continue
null_count = sent.null_count()
if null_count == 0:
print("Sentence parsed OK", end='')
linkages = list(linkages)
correction_found = False
# search for correction suggestions
for l in linkages:
for word in l.words():
if word.find(r'.#') > 0:
correction_found = True
break;
if correction_found:
break
