'Pull the appropriate field data from the context to pass to the next wizard step'

def grab_field_data(self, response):

    previous_fields = parse_html(response.context[u'previous_fields'])
    fields = {u'wizard_step': response.context[u'step0']}
    for input_field in previous_fields:
        input_attrs = dict(input_field.attributes)
        fields[input_attrs[u'name']] = input_attrs[u'value']
    return fields
