Form is undefined flask

@app.route('/', methods = ['GET', 'POST'])
@app.route('/index', methods = ['GET', 'POST'])
@login_required
def index():
    form = PostForm()
    if form.validate_on_submit():
        post = Post(body = form.post.data, timestamp = datetime.utcnow(), author = g.user)
        db.session.add(post)
        db.session.commit()
        flash('Your post is now live!')
        return redirect(url_for('index'))
    posts = g.user.followed_posts().all()
    return render_template("index.html",
        title = 'Home',
        user = user,
        posts = posts,
        form = form)

Source: stackoverflow.com

Similar codes

3 votes176 views3 answers
Flask migrate install
Python Flask
3 votes183 views1 answer
Flask secret key generator
Python Flask
0 vote213 views1 answer
Gevent with flask
Python Flask
34 votes306 views6 answers
Flask example
Python Flask
0 vote230 views1 answer
Flask buildspec.yml
Python Flask
1 vote206 views1 answer
Flask get value of radio button
Python Flask
6 votes186 views3 answers
Flask cors
Python Flask
1 vote193 views2 answers
Flask socketio send
Python Flask
9 votes191 views2 answers
Default flask app
Python Flask
2 votes186 views2 answers
Flask 'export' is not recognized as an internal or external command, operable program or batch file.
Python Flask