def create_cell():
form = CellForm()
if form.validate_on_submit():
if Cell.query.filter_by(name=form.name.data).first():
flash('A cell with this name already exists.', 'danger')
return render_template('cell.html',
action=url_for('nbg.create_cell'),
form=form)
cell = Cell(form.name.data, CellType(form.cell_type.data),
form.source.data)
cell.collapsed = form.collapsed.data
cell.set_metadata(form.cell_metadata.data)
db.session.add(cell)
db.session.commit()
flash('Cell created', 'success')
return redirect(url_for('nbg.list_cells'))
return render_template('cell.html',
action=url_for('nbg.create_cell'),
form=form)
