def opinion_ratio():
"""饼图数据
"""
topic_name = request.args.get('query', default_topic_name) # 话题名
topk = request.args.get('topk', 10)
end_ts = request.args.get('ts', None)
during = request.args.get('during', None)
subevent_status = request.args.get('subevent', 'global')
if end_ts:
end_ts = int(end_ts)
if during:
during = int(during)
start_ts = end_ts - during
topicid = em.getEventIDByName(topic_name)
event = Event(topicid)
if subevent_status != 'global':
subeventid = subevent_status
results = event.getMediaCount(start_ts, end_ts, subevent=subeventid)
else:
results = event.getMediaCount(start_ts, end_ts)
from collections import Counter
results = Counter(results)
results = dict(results.most_common(topk))
total_weight = sum(results.values())
results = {k: float(v) / float(total_weight) for k, v in results.iteritems()}
return json.dumps(results)
def opinion_ratio():
"""饼图数据
"""
topic_name = request.args.get('query', default_topic_name) # 话题名
topk = request.args.get('topk', 10)
end_ts = request.args.get('ts', None)
during = request.args.get('during', None)
subevent_status = request.args.get('subevent', 'global')
if end_ts:
end_ts = int(end_ts)
if during:
during = int(during)
start_ts = end_ts - during
topicid = em.getEventIDByName(topic_name)
event = Event(topicid)
if subevent_status != 'global':
subeventid = subevent_status
results = event.getMediaCount(start_ts, end_ts, subevent=subeventid)
else:
results = event.getMediaCount(start_ts, end_ts)
from collections import Counter
results = Counter(results)
results = dict(results.most_common(topk))
total_weight = sum(results.values())
results = {
k: float(v) / float(total_weight)
for k, v in results.iteritems()
}
return json.dumps(results)
