code: def get_service(service, model_form='models', form_name=''):
      
      service_name = str(service).split('Service')[1]
  
      class_name = 'th_' + service_name.lower() + '.' + model_form
  
      if model_form == 'forms':
          return class_for_name(class_name, service_name + form_name)
      else:
          return class_for_name(class_name, service_name)
docs: get the service name then load the model
          :param service: the service name
          :param model_form: could be 'models' or 'forms'
          :param form_name: the name of the form is model_form is 'forms'
          :type service: string
          :type model_form: string
          :type form_name: string
          :return: the object of the spotted Class.
          :rtype: object
  
          :Example:
  
          class_name could be :
              th_rss.models
              th_rss.forms
          service_name could be :
              ServiceRss
          then could call :
              Rss+ProviderForm
              Evernote+ConsumerForm