code: def search_continuous(
              self, continuous_set_id=None, reference_name="", start=0, end=0):
          
          request = protocol.SearchContinuousRequest()
          request.continuous_set_id = continuous_set_id
          request.reference_name = reference_name
          request.start = start
          request.end = end
          request.page_size = pb.int(self._page_size)
          return self._run_search_request(
              request, "continuous",
              protocol.SearchContinuousResponse)
docs: Returns the result of running a search_continuous method
          on a request with the passed-in parameters.
  
          :param str continuous_set_id: ID of the ContinuousSet being searched
          :param str reference_name: name of the reference to search
              (ex: "chr1")
          :param int start: search start position on reference
          :param int end: end position on reference
          :return: an iterator over Continuous returned in the
              SearchContinuousResponse object.