Singleton error in one2many field in odoo










0















I want to list out the records in one2many field based on the parent model field . in my code has get the linked records and it displays the single value correctly, but when more than one records it displays the singleton error . how can i fix this issue..?



in my code "comparison_chart_line" is one2many field.



@api.multi
def bt_load(self):
for line in self:
sql = '''
select * from tpt_purchase_quotation where rfq_no_id = %s order by amount_net
'''%(line.name.id)
self._cr.execute(sql)
quotation_ids = [r[0] for r in self._cr.fetchall()]
print (quotation_ids,"quotation_ids")
vals='comparison_chart_line':[(6,0,quotation_ids)]
print (vals,"vals")
line.write(vals)
return True









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    0















    I want to list out the records in one2many field based on the parent model field . in my code has get the linked records and it displays the single value correctly, but when more than one records it displays the singleton error . how can i fix this issue..?



    in my code "comparison_chart_line" is one2many field.



    @api.multi
    def bt_load(self):
    for line in self:
    sql = '''
    select * from tpt_purchase_quotation where rfq_no_id = %s order by amount_net
    '''%(line.name.id)
    self._cr.execute(sql)
    quotation_ids = [r[0] for r in self._cr.fetchall()]
    print (quotation_ids,"quotation_ids")
    vals='comparison_chart_line':[(6,0,quotation_ids)]
    print (vals,"vals")
    line.write(vals)
    return True









    share|improve this question
























      0












      0








      0








      I want to list out the records in one2many field based on the parent model field . in my code has get the linked records and it displays the single value correctly, but when more than one records it displays the singleton error . how can i fix this issue..?



      in my code "comparison_chart_line" is one2many field.



      @api.multi
      def bt_load(self):
      for line in self:
      sql = '''
      select * from tpt_purchase_quotation where rfq_no_id = %s order by amount_net
      '''%(line.name.id)
      self._cr.execute(sql)
      quotation_ids = [r[0] for r in self._cr.fetchall()]
      print (quotation_ids,"quotation_ids")
      vals='comparison_chart_line':[(6,0,quotation_ids)]
      print (vals,"vals")
      line.write(vals)
      return True









      share|improve this question














      I want to list out the records in one2many field based on the parent model field . in my code has get the linked records and it displays the single value correctly, but when more than one records it displays the singleton error . how can i fix this issue..?



      in my code "comparison_chart_line" is one2many field.



      @api.multi
      def bt_load(self):
      for line in self:
      sql = '''
      select * from tpt_purchase_quotation where rfq_no_id = %s order by amount_net
      '''%(line.name.id)
      self._cr.execute(sql)
      quotation_ids = [r[0] for r in self._cr.fetchall()]
      print (quotation_ids,"quotation_ids")
      vals='comparison_chart_line':[(6,0,quotation_ids)]
      print (vals,"vals")
      line.write(vals)
      return True






      python-3.x odoo-11






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      asked Nov 15 '18 at 6:44









      MahendranatarajanMahendranatarajan

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