@app.route('/', methods=['POST', 'GET'])
def index():
if (request.args['search']):
    tag = request.args.get("tagname")
    query = "select * from quote,tags,quote_tags where quote.qid =
 quote_tags.qid and tags.tagid = quote_tags.tagid and tagname=" + str(tag)
    cur = connection.execute(query)
    rv = cur.fetchall()
    cur.close()
    return render_template('index.html', tag=rv)
else:
    return render_template('index.html')