def __call__(self, tweet):
text = tweet['text']
tokens = token_re.findall(text)
# tokens_features = map(list, featurize(tokens, crf_feature_functions))
tokens_features = featurize(tokens, self.feature_functions)
null_label = 'None'
labels = self.crf.predict([tokens_features])[0]
# tweet['labels'] = labels
if 'sequences' not in tweet:
tweet['sequences'] = []
for sequence_label, entries in itertools.groupby(zip_boundaries(labels), lambda tup: tup[0]):
if sequence_label != null_label:
labels, starts, ends = zip(*entries)
tweet['sequences'].append({
'text': sequence_label,
'start': starts[0],
'end': ends[-1],
})
return tweet
def main():
# example usage:
# echo "The Fulton County Grand Jury said Friday an investigation of Atlanta's recent primary election produced no evidence that any irregularities took place." | python __init__.py
import sys
from tweedr.lib.text import token_re
from tweedr.ml.features.sets import all_feature_functions
for line in sys.stdin:
# tokenize the document on whitespace
tokens = token_re.findall(line)
# apply all feature functions
tokens_features = featurize(tokens, all_feature_functions)
for i, token_features in enumerate(tokens_features):
print i, list(token_features)
def tagger_tag():
# For bottle >= 0.10, request.forms.xyz attributes return unicode strings
# and an empty string if decoding fails.
text = request.forms.text
tokens = token_re.findall(text.encode('utf8'))
tokens_features = map(list, featurize(tokens, crf_feature_functions))
tagger = GLOBALS['tagger']
labels = tagger.predict([tokens_features])[0]
sequences = [
{'name': 'tokens', 'values': tokens},
{'name': 'labels', 'values': labels},
]
for feature_function in crf_feature_functions:
sequences.append({
'name': feature_function.__name__,
'values': [', '.join(features) for features in feature_function(tokens)]})
return {'sequences': sequences}
def tagger_tag():
# For bottle >= 0.10, request.forms.xyz attributes return unicode strings
# and an empty string if decoding fails.
text = request.forms.text
tokens = token_re.findall(text.encode("utf8"))
tokens_features = map(list, featurize(tokens, crf_feature_functions))
tagger = GLOBALS["tagger"]
labels = tagger.predict([tokens_features])[0]
sequences = [{"name": "tokens", "values": tokens}, {"name": "labels", "values": labels}]
for feature_function in crf_feature_functions:
sequences.append(
{
"name": feature_function.__name__,
"values": [", ".join(features) for features in feature_function(tokens)],
}
)
return {"sequences": sequences}
def tokens(self):
return token_re.findall(unicode(self.tweet).encode('utf8'))
def tokenizer(self, text):
tokens = token_re.findall(text)
tokens_features = featurize(tokens, self.feature_functions)
for token_features in tokens_features:
for feature in token_features:
yield feature
def tokens(self):
return token_re.findall(unicode(self.tweet).encode('utf8'))
def tokenizer(self, text):
tokens = token_re.findall(text)
tokens_features = featurize(tokens, self.feature_functions)
for token_features in tokens_features:
for feature in token_features:
yield feature
