pos/pos_journal_image/models/account_journal.py

# coding: utf-8
# Copyright (C) 2019 - Today: GRAP (http://www.grap.coop)
# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
from openerp import fields, models


class AccountJournal(models.Model):
    _inherit = 'account.journal'

    # Columns section
    pos_image = fields.Binary(string='PoS Image')