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我有以下错误信息:ArrayField无法识别?
AttributeError: 'module' object has no attribute 'ArrayField'
下面是相关代码段:
from __future__ import unicode_literals
from django.db import models
from django.contrib.postgres.fields import ArrayField
class TypeStatistics(models.Model):
bots_array = models.ArrayField(models.CharField(max_length=50), blank=True)
任何想法什么可以导致此?