>>> c = q.choice_set.filter(choice_text__startswith='Just hacking')
FieldError: Unsupported lookup 'startwith' for CharField or join on the field not permitted.
###
### 发现使用Choice.objects.filter可以 ###
c = Choice.objects.filter(choice_text__startswith='Just hacking')
>>> c = q.choice_set.filter(choice_text__startswith='Just hacking') FieldError: Unsupported lookup 'startwith' for CharField or join on the field not permitted. ### ### 发现使用Choice.objects.filter可以 ### c = Choice.objects.filter(choice_text__startswith='Just hacking')