def subevents():
"""获取子事件信息
"""
subevents = []
events = em.getEvents()
for event in events:
e = Event(event['_id'])
subevents.extend(e.getSubEvents())
results_dict = dict()
for s in subevents:
feature = Feature(s['_id'])
fwords = feature.get_newest()
words = sorted(fwords.iteritems(), key=lambda (k, v): v,
reverse=True)[:5]
name = ','.join([k for k, v in words])
subevent = {
'_id': s['_id'],
'eventid': str(s['eventid']),
'name': name
}
try:
results_dict[str(s['eventid'])].append(subevent)
except KeyError:
results_dict[str(s['eventid'])] = [subevent]
return json.dumps(results_dict)
def subevents():
"""获取子事件信息
"""
subevents = []
events = em.getEvents()
for event in events:
e = Event(event['_id'])
subevents.extend(e.getSubEvents())
results_dict = dict()
for s in subevents:
feature = Feature(s['_id'])
fwords = feature.get_newest()
words = sorted(fwords.iteritems(), key=lambda(k, v): v, reverse=True)[:5]
name = ','.join([k for k, v in words])
subevent = {'_id': s['_id'], 'eventid': str(s['eventid']), 'name': name}
try:
results_dict[str(s['eventid'])].append(subevent)
except KeyError:
results_dict[str(s['eventid'])] = [subevent]
return json.dumps(results_dict)
def opinion_keywords():
"""关键词云数据
"""
topic_name = request.args.get('query', default_topic_name) # 话题名
end_ts = request.args.get('ts', None)
during = request.args.get('during', None)
subevent_status = request.args.get('subevent', 'global')
topk_keywords = request.args.get('topk', 50) # topk keywords
if subevent_status != 'global':
subeventid = subevent_status
feature = Feature(subeventid)
counter = Counter()
counter.update(feature.get_newest())
top_keywords_count = counter.most_common(topk_keywords)
subevent_keywords = dict(top_keywords_count)
return json.dumps(subevent_keywords)
else:
topicid = em.getEventIDByName(topic_name)
event = Event(topicid)
if end_ts:
end_ts = int(end_ts)
if during:
during = int(during)
counter = Counter()
subevents = event.getSubEvents()
for subevent in subevents:
feature = Feature(subevent["_id"])
counter.update(feature.get_newest())
top_keywords_count = counter.most_common(topk_keywords)
return json.dumps(dict(top_keywords_count))
def opinion_keywords():
"""关键词云数据
"""
topic_name = request.args.get('query', default_topic_name) # 话题名
end_ts = request.args.get('ts', None)
during = request.args.get('during', None)
subevent_status = request.args.get('subevent', 'global')
topk_keywords = request.args.get('topk', 50) # topk keywords
if subevent_status != 'global':
subeventid = subevent_status
feature = Feature(subeventid)
counter = Counter()
counter.update(feature.get_newest())
top_keywords_count = counter.most_common(topk_keywords)
subevent_keywords = dict(top_keywords_count)
return json.dumps(subevent_keywords)
else:
topicid = em.getEventIDByName(topic_name)
event = Event(topicid)
if end_ts:
end_ts = int(end_ts)
if during:
during = int(during)
counter = Counter()
subevents = event.getSubEvents()
for subevent in subevents:
feature = Feature(subevent["_id"])
counter.update(feature.get_newest())
top_keywords_count = counter.most_common(topk_keywords)
return json.dumps(dict(top_keywords_count))