文档很仔细，但熟悉要慢慢来~~

from django.shortcuts import renderfrom contact.forms import ContactFormfrom django.http import HttpResponseRedirectfrom django.core.mail import send_maildef contactview(request):    if request.method == 'POST':        form = ContactForm(request.POST)        if form.is_valid():            cd = form.cleaned_data            send_mail(                cd['subject'],                cd['message'],                cd.get('email','noreply@examlple.com'),                ['siteowner@example.com'],                )            return HttpResponseRedirect('/contact/thanks/')    else:        form = ContactForm(            initial={
   'subject':'I love this site'}            )    return render(request, 'contact_form.html', {
   'form':form})