Many2one returns False

Question

Why it is false, this is the code
from import,
import
from time, date, time
from odoo.addons.base import

class AccountInvoice (models.Model)
_inherit = 'account.invoice'

backorder_id fields.Many2one = ('stock .picking' 'Back Order of' required = True )
date_invoice = fields.Date ("Invoices:")

@ api.multi
def _write (self, vals):
res = super (AccountInvoice, self) ._ write (vals)
print ("Min_Date:", self. backorder_id.min_date )
print ('=============================')
print ("Invoice:" + self

Marychan · Answer

Hi Oliver, I'm still studying about Odoo and this is my task for for start but I still find hard the flow of Odoo :(  It is soo confusing , especially if I'm developing a module not from the scratch

I tried your code and it still returns False. Is it really returns a False value or it will return the actual value of the field I called using the many2one field?

Oliver Logan · Answer

Has so much mistakes in your code.
Learn the coding before start developing.
Try this code and tell me what is happening.
from odoo import models, fields, api

class AccountInvoice(models.Model):
_inherit = 'account.invoice'
backorder_id = fields.Many2one('stock.picking', 'Back Order of', required=True)
date_invoice = fields.Date("Invoices:")
@api.multi
def _write(self, vals):
res = super(AccountInvoice, self)._write(vals)
print("Scheduled Date:", str(self.backorder_id.scheduled_date))
print("Mi

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