correlation_routing

@application.route('/correlation', methods=['GET', 'POST'])
def correlation():
    form = CorrelationForm()
    if request.method == 'POST' and form.validate():

        security1 = request.form['stock1']
        security2 = request.form['stock2']
        start_date = request.form['date_start']
        end_date = request.form['date_end']

        return redirect(url_for('correlation_result', security1=security1, 
                                security2=security2, start_date=start_date, 
                                end_date=end_date))

    return render_template('correlation.html', form=form)