docs: def get_provincie_by_id(self, niscode):
          '''
          Retrieve a `provincie` by the niscode.
  
          :param integer niscode: The niscode of the provincie.
          :rtype: :class:`Provincie`
          '''
          def creator():
              for p in self.provincies:
                  if p[0] == niscode:
                      return Provincie(p[0], p[1], Gewest(p[2]))
  
          if self.caches['permanent'].is_configured:
              key = 'GetProvincieByProvincieNiscode#%s' % niscode
              provincie = self.caches['permanent'].get_or_create(key, creator)
          else:
              provincie = creator()
          if provincie == None:
              raise GatewayResourceNotFoundException()
          provincie.set_gateway(self)
          return provincie