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

0 vote317 views2 answers
Flask upload file to s3
Python Flask
4 votes312 views3 answers
How to change port in flask app
Python Flask
4 votes317 views2 answers
Flask get variable from url
Python Flask
0 vote302 views1 answer
Flask windows auto reload
Python Flask
15 votes329 views6 answers
Flask install
Python Flask
1 vote328 views1 answer
How to get images on flask page
Python Flask
12 votes298 views6 answers
Flask
Python Flask
0 vote289 views1 answer
Mail.send_message flask not working, SSL ==> 465
Python Flask
0 vote302 views1 answer
Flask_uploads.exceptions.UploadNotAllowed
Python Flask
1 vote306 views1 answer
Flask post vs get
Python Flask