Как обрабатывать формы в Flask?

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from flask_wtf import FlaskForm
from wtforms import StringField, SubmitField

class MyForm(FlaskForm):
    name = StringField('Name')
    email = StringField('Email')
    submit = SubmitField('Submit')

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from flask import Flask, render_template, request
from my_form import MyForm

app = Flask(__name__)
app.secret_key = 'my_secret_key'

@app.route('/', methods=['GET', 'POST'])
def index():
    form = MyForm()
    if request.method == 'POST':
        if form.validate_on_submit():
            name = form.name.data
            email = form.email.data
            # Do something with the submitted data
            return 'Form submitted!'
    return render_template('index.html', form=form)

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  {{ form.csrf_token }}
  {{ form.name.label }} {{ form.name }}
  {{ form.email.label }} {{ form.email }}
  {{ form.submit }}