def index(): if request.method == "POST": latitude = request.form.get("latitude", "null") longitude = request.form.get("longitude", "null") date = request.form.get("date", "null") date = date.split(' ') da = date[2] tweets_file = './data/tweets_processed.csv' stop_words_file = './data/stop-word-list.csv' ann = Annotation() ann.initialize_data(tweets_file, stop_words_file) print('2016-04-' + da) result = ann.anntation(latitude, longitude, '2016-04-' + da) result = result[0:21] jsonstr = json.dumps([r.toJSON() for r in result]) return jsonstr else: return render_template("index.html")