def get_tweet_count_today(self, region, date=datetime.datetime.today()):
db = CloudantDatabase(self.client,
self.get_region(region),
partitioned=True)
counts = 0
for re in db.get_partitioned_view_result(date, '_design/tweet_count',
'tweet_count'):
counts += re['value']
return {'count': counts}
def get_corona(self, region, date_begin, date_end):
db = CloudantDatabase(self.client,
self.get_region(region),
partitioned=True)
days = get_days(date_begin, date_end)
counts = 0
for day in days:
for re in db.get_partitioned_view_result(
day, '_design/coronavirus_related', 'coronavirus_related'):
counts += re['value']
return {'count': counts}
def get_sentiment(self, region, date_begin, date_end):
db = CloudantDatabase(self.client,
self.get_region(region),
partitioned=True)
days = get_days(date_begin, date_end)
counts = {'negative': 0, 'neutral': 0, 'positive': 0}
for day in days:
for re in db.get_partitioned_view_result(day,
'_design/sentiment_count',
'sentiment_count',
group_level=1):
counts[re['key']] += re['value']
return counts
def get_hashtag_overview(self, region, date_begin, date_end, top):
db = CloudantDatabase(self.client,
self.get_region(region),
partitioned=True)
days = get_days(date_begin, date_end)
results = {}
for day in days:
tmp_re = db.get_partitioned_view_result(day,
'_design/hashtag_count',
'hashtag_count',
group_level=1,
limit=1000)
for re in tmp_re[:]:
results[re['key'].lower()] = results.get(re['key'].lower(),
0) + re['value']
if top:
return sorted(results.items(),
key=lambda item: item[1],
reverse=True)[:top]
else:
return sorted(results.items(),
key=lambda item: item[1],
reverse=True)
