擅长:python、mysql、java
<p><code>expiredate</code>可以是<code>DateField</code>。你知道吗</p>
<pre><code>class UserProfile(models.Model):
expiredate = models.DateField(default=timezone.now().date() + timedelta(days= 70))
</code></pre>
<p><code>python manage.py makemigrations</code></p>
<p><code>python manage.py migrate</code></p>