Untitled

followers = db.Table(
    'followers',
    db.Column('follower_id', db.Integer, db.ForeignKey('user.id')),
    db.Column('followed_id', db.Integer, db.ForeignKey('user.id')) )

class User(db.Model):
    __searchable__ = ["username"]

    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(64), index=True, unique=True)
    password = db.Column(db.String(64), index=True, unique=True)
    gender = db.Column(db.String(64), index=True, unique=True)
    date = db.Column(db.String(64), index=True, unique=True)
    posts2 = db.relationship('Message', backref='author', lazy='dynamic')
    posts = db.relationship('Post', backref='author', lazy='dynamic')
    about_me = db.Column(db.String(140))
    last_seen = db.Column(db.DateTime)
    followed = db.relationship('User',
                               secondary=followers,
                               primaryjoin=(followers.c.follower_id == id),
                               secondaryjoin=(followers.c.followed_id == id),
                               backref=db.backref('followers', lazy='dynamic'),
                               lazy='dynamic')

    @property
    def is_authenticated(self):
        return True

    @property
    def is_active(self):
        return True

    @property
    def is_anonymous(self):
        return False

    def get_id(self):
        try:
            return unicode(self.id)  # python 2
        except NameError:
            return str(self.id)  # python 3

    def avatar(self, size):
        return 'http://www.gravatar.com/avatar/%s?d=mm&s=%d' %
            (md5(self.username.encode('utf-8')).hexdigest(), size)

    def follow(self, user):
        if not self.is_following(user):
            self.followed.append(user)
            return self

    def unfollow(self, user):
        if self.is_following(user):
            self.followed.remove(user)
            return self

    def is_following(self, user):
        return self.followed.filter(
            followers.c.followed_id == user.id).count() > 0

    def followed_posts(self):
        return Post.query.join(
            followers, (followers.c.followed_id == Post.user_id)).filter(
                followers.c.follower_id == self.id).order_by(
                    Post.timestamp.desc())

    def __repr__(self):
        return '<User  %r>' % (self.username)

wa.whoosh_index(app, User)

class Post(db.Model):
    __searchable__ = ["body"]

    id = db.Column(db.Integer, primary_key=True)
    body = db.Column(db.String(140))
    timestamp = db.Column(db.DateTime)
    user_id = db.Column(db.Integer, db.ForeignKey('user.id'))

    def __repr__(self):
        return '<Post %r>' % (self.body)

@app.route("/friends/list/<username>", methods = ["GET", "POST"])
def friends_list(username, page = 1):
    user = User.query.filter_by(username = username).first()
    return render_template("friends_list.html", user = user, username = username)

<html> <head> <title></title> </head> <body>

{% if g.user.is_following(user) %} {{ user.followed.count() }} {% endif %}

{% if g.user.is_following(user) %} {{ username }} {% endif %

</body> </html>