擅长:python、mysql、java
<p>尝试在视图中链接它们。使用save(commit=False)可以创建一个等待完成数据的Book对象。完成book对象后,可以将其与所有外键一起保存</p>
<pre><code>if request.method == 'POST':
bf = BookForm(request.POST)
publication_id = request.POST.get('publication_id',0)
if bf.is_valid():
if publication_id:
book = bf.save(commit=False)
book.publication_id = publication_id
book.save()
else:
# functional error.
else:
# functional error.
</code></pre>