def start_requests(self):
    nubmers="12345"
    submitForm = FormRequest("https://domain.com/url",
                             formdata={'address':numbers,'submit':'Search'},
                             callback=self.after_submit)
    return [submitForm]

12345
   54644
   32145
   12345

def start_requests(self):
    with open('C:spidersuspszips.csv') as fp:
        for line in fp:
            submitForm = FormRequest("https://domain.com/url",
                                formdata={'address':line,
    'submit':'Search'},callback=self.after_submit,dont_filter=True)
    return [submitForm]

if not request.dont_filter and self.df.request_seen(request):
exceptions.AttributeError: 'list' object has no attribute 'dont_filter'

def start_requests(self):
    with open('C:spidersuspszips.csv') as fp:
        for line in fp:
            yield FormRequest("https://domain.com/url",
                              formdata={'address':line, 'submit':'Search'},
                              callback=self.after_submit,
                              dont_filter=True)