def homepage():
# start an experiment for conversion
my_exp = ABExperiment()
# create an A/B test
user = str(uuid.uuid4())
btn_class = my_exp.ab_test(
'signup_button_color', user, 'conv_button_a', 'conv_button_b')
if request.method == 'GET':
try:
return render_template('index.html', btn_class=btn_class, user=user)
except:
return sys.exc_info()
elif request.method == 'POST':
# log a successful conversion
last_user = request.form.get('user_id')
old_btn_class = request.form.get('exp_value')
my_exp.finished('signup_button_color', last_user, old_btn_class)
try:
return render_template('index.html', btn_class=btn_class, user=user)
except:
return sys.exc_info()
