if pickings:
for picking in pickings:
if picking.seller_id.name in already_scanned:
exist_in_list = self.env['highest.bill.done.report'].search(
[('name', '=', picking.seller_id.name)])
for each_row in exist_in_list:
if each_row.name in exist_in_list:
new_qty = exist_in_list.write({'quantity': each_row.quantity + 1})
else:
already_scanned.append(picking.seller_id.name)
highest_biller = self.env['highest.bill.done.report'].create(
{'name': picking.seller_id.name, 'quantity': 1})
created_ids.append(highest_biller.id)