from flask.ext.bouncer import requires, ensure, Bouncer
app = Flask()
bouncer = Bouncer(app)

# Define your authorization in one place and in english ...
@bouncer.authorization_method
def define_authorization(user, they):
    if user.is_admin:
        they.can(MANAGE, ALL)
    else:
        they.can(READ, ('Article', 'BlogPost'))
        they.can(EDIT, 'Article', lambda a: a.author_id == user.id)

# Then decorate your routes with your conditions.
# If it fails it will return a 401
@app.route("/articles")
@requires(READ, Article)
def articles_index():
    return "A bunch of articles"

@app.route("/topsecret")
@requires(READ, TopSecretFile)
def topsecret_index():
    return "A bunch of top secret stuff that only admins should see"

from flask.ext.bouncer import requires, ensure
@app.route("/articles/<article_id>")
@requires(READ, Article)
def show_article(article_id):
    article = Article.find_by_id(article_id)

    # can the current user 'read' the article, if not it will throw a 401
    ensure(READ,article)
    return render_template('article.html', article=article)

bouncer = Bouncer(app, ensure_authorization=True)

@app.route("/articles")
@skip_authorization
def articles_index():
    return "A bunch of articles"

from flask.ext.classy import FlaskView
from yourapp.models import Article

class ArticleView(FlaskView)

    # an additional class attribute that you need to add for flask-bouncer
    __target_model__ = Article

    def index(self)
        return "Index"

    def get(self, obj_id):
        return "Get "

    # ... methods for post, delete (and even put, and patch if you so like

# in your application.py or the like

app = Flask("classy")
bouncer = Bouncer(app)
ArticleView.register(app)

# Which classy views do you want to lock down, you can pass multiple
bouncer.monitor(ArticleView)