Vladimir Abiduev

import datetime
class Log(db.Model):
    ...
    date = db.Column(db.DateTime, default=datetime.datetime.now)
    ...

import datetime

@blueprint.route('/add', methods=["POST", "GET"])
def route():
    ...
    form.date.data = datetime.datetime.now()
    if form.validate_on_submit():
        #обрабытваем форму

@app.route('/comment/<int:id>/like', methods=["POST"])
@login_required
def comment_like(id):
    comment = Comment.query.get_or_404(id)
    comment.like += 1
    db.session.add(comment)
    db.session.commit()
    return jsonify({'likes': comment.like})

<a data-id="{{comment.id}}" class="like-button">Like</a>

$('.like-button').onclick(
  ...
  //Post запрос по url, из  data-id
$.ajax({
  type: 'POST',
  url: "/comment/"+data-id+"/like",
  data: data
});
 // если удался меняем innerhtml

#start_workflow_code примерно такой код
cd ~/git/works/
git clone ~/git/workflow newproject
cd newproject
npm install

location / {
   ...
   proxy_set_header X-Real-IP $remote_addr;
   ...
}

/private/tmp/venv/lib/python2.7/site-packages/grab/deprecated.py:
  156  
  157      @deprecated(use_instead='grab.doc.select()')
  158:     def xpath_list(self, path, filter=None):
  159          if filter is not None:
  160              raise GrabMisuseError('Argument `filter` is not supported anymore')

for i in c:
    print i.text

text
| Text before the first subelement. This is either a string or
| the value None, if there was no text.

pip install gunicorn

(venv) $ gunicorn manage:app

requirements.txt: Heroku requirements file

gunicorn==18.0
psycopg2==2.5.1