python - How to access the request object in FormView -

i want access request object in formview , client ip. know, it's not reliable put hidden-field in html form because can changed user if user wants so. therefore, choose in backed. use modelform form_class of formview , exclude ip field in form. here come problem, know how add ip field dynamically. can't save model successfully. here code.

models.py

class mymodel(models):     ip = models.genericipaddressfield()     [...] 

forms.py

class myform(forms.modelform):     class meta:         model = mymodel         exclude = ['ip'] 

views.py

class myview(formview):     form_class = myform     [...] 

i've tried change psot() method , manually added ip field of request.post found didn't know how pass form instance..i spent night solve problem , failed .. tanks helping in advance..

thanks daniel answering question.

i changed code this:

views.py

class pollview(formview):     template_name = 'poll.html'     form_class = pollform     success_url = '/thanks/'      def get_ip(self,request):         if request.meta.has_key('http_x_forwarded_for'):               ip =  request.meta['http_x_forwarded_for']           else:               ip = request.meta['remote_addr']         return ip      def form_valid(self, form):         form.instance.ip = self.get_ip(self.request)         super(pollview,self).form_valid(form) 

but got error:

valueerror @ / view poll.views.pollview didn't return httpresponse object. returned none instead.