def get_arguments_graph(self,pos,neg):
loaded_pos, loaded_neg = self.load_corpus_reviews(200,250)
user_pos, user_neg = self.tag_new_reviews(pos,neg)
loaded_pos.extend(user_pos)
loaded_neg.extend(user_neg)
reviews = self.create_list_reviews(loaded_pos,loaded_neg)
self.g = Grapher(reviews)
Drawer.draw_dotgraph(self.g.get_dotgraph(), 'first_graph')
Drawer.draw_gexfgraph(self.g.get_container(), 'first_graph')
# every time get_container() is invoked, a new graph is generated
self.g.compress()
Drawer.draw_dotgraph(self.g.get_dotgraph(), 'final_graph')
Drawer.draw_gexfgraph(self.g.get_container(), 'final_graph')
# final_graph.gexf contains both the original graph and the final one
xml_file = open('data/final_graph.gexf','r')
return xml_file.read()
if __name__ == '__main__':
s = Stopwatch()
s.start()
l = ReviewsList() # by now it generates a given number of random reviews
reviews = l.get_all_reviews()
print 'analysing ' + str(len(reviews)) + ' reviews...'
print 'setting ratings and other judicial matters...'
j = Judge(reviews)
print 'determining conflicts...'
conflicts = j.get_conflicts()
s.split()
print 'creating graph...'
g = Grapher(reviews, conflicts, j)
# print 'drawing graph...'
# Drawer.draw_graph(g.get_graph(), 'original_graph')
s.split()
print 'removing redundant reviews...'
g.remove_dupes()
# print 'drawing graph...'
# Drawer.draw_graph(g.get_graph(), 'non-redundant_graph')
s.split()
print 'resolving cycles...'
g.resolve_cycles()
print 'computing accepted reviews...'
if __name__ == '__main__':
s = Stopwatch()
s.start()
l = ReviewsList() # by now it generates a given number of random reviews
reviews = l.get_all_reviews()
print 'analysing ' + str(len(reviews)) + ' reviews...'
print 'setting ratings and other judicial matters...'
j = Judge(reviews)
print 'determining conflicts...'
conflicts = j.get_conflicts()
s.split()
print 'creating graph...'
g = Grapher(reviews, conflicts, j)
# print 'drawing graph...'
# Drawer.draw_graph(g.get_graph(), 'original_graph')
g.recompress()
Drawer.draw_dotgraph(g.get_graph(), 'final_graph')
Drawer.draw_gexfgraph(g.get_container(), 'final_graph')
# s.split()
# print 'removing redundant reviews...'
# g.remove_dupes()
# # print 'drawing graph...'
# # Drawer.draw_graph(g.get_graph(), 'non-redundant_graph')
class ReviewsContainer():
def __init__(self):
#self.tagger = NGramTagger('en')
pass
'''
This method return pos_tagged reviews already stored in disk as corpus form.
'''
def load_corpus_reviews(self,begin,end):
#reader = LazyCorpusLoader()
reader = TaggedCorpusReader('data/', r'.*\.pos')
pos_fileids = reader.fileids()[1]
neg_fileids = reader.fileids()[0]
pos_sents = reader.tagged_sents(pos_fileids)
neg_sents = reader.tagged_sents(neg_fileids)
return (pos_sents[begin:end], neg_sents[begin:end])
'''
This method receive a list of reviews pos, neg in plain text, and pos_tagg them.
'''
def tag_new_reviews(self,text_pos,text_neg):
tags_pos = [pos_tag(word_tokenize(revi_pos)) for revi_pos in text_pos]
tags_neg = [pos_tag(word_tokenize(revi_neg)) for revi_neg in text_neg]
return tags_pos, tags_neg
def create_list_reviews(self,tagged_pos, tagged_neg):
review_list = []
count = 0
print 'creating reviews...'
for positive_tags, negative_tags in zip(tagged_pos, tagged_neg):
rev_id = count
count += 1
positive_feats = extract_features(positive_tags)
negative_feats = extract_features(negative_tags)
positive = {'feats': positive_feats, 'text': positive_tags}
negative = {'feats': negative_feats, 'text': negative_tags}
review_list.append(Review(rev_id, positive, negative))
return review_list
def get_statistics(self,pos,neg):
loaded_pos, loaded_neg = self.load_corpus_reviews(200,250)
user_pos, user_neg = self.tag_new_reviews(pos,neg)
loaded_pos.extend(user_pos)
loaded_neg.extend(user_neg)
reviews = self.create_list_reviews(loaded_pos,loaded_neg)
pos_stats = defaultdict(int)
neg_stats = defaultdict(int)
for review in reviews:
for feat in review.positive_feats:
pos_stats[feat] += 1
for feat in review.negative_feats:
neg_stats[feat] += 1
return{'pos':pos_stats, 'neg':neg_stats}
def get_arguments_graph(self,pos,neg):
loaded_pos, loaded_neg = self.load_corpus_reviews(200,250)
user_pos, user_neg = self.tag_new_reviews(pos,neg)
loaded_pos.extend(user_pos)
loaded_neg.extend(user_neg)
reviews = self.create_list_reviews(loaded_pos,loaded_neg)
self.g = Grapher(reviews)
Drawer.draw_dotgraph(self.g.get_dotgraph(), 'first_graph')
Drawer.draw_gexfgraph(self.g.get_container(), 'first_graph')
# every time get_container() is invoked, a new graph is generated
self.g.compress()
Drawer.draw_dotgraph(self.g.get_dotgraph(), 'final_graph')
Drawer.draw_gexfgraph(self.g.get_container(), 'final_graph')
# final_graph.gexf contains both the original graph and the final one
xml_file = open('data/final_graph.gexf','r')
return xml_file.read()
def test_rpc(self):
return 'evtg ok'