docs: def get_station_board(
          self,
          crs,
          rows=17,
          include_departures=True,
          include_arrivals=False,
          destination_crs=None,
          origin_crs=None
      ):
          """
          Query the darwin webservice to obtain a board for a particular station
          and return a StationBoard instance
  
          Positional arguments:
          crs -- the three letter CRS code of a UK station
  
          Keyword arguments:
          rows -- the number of rows to retrieve (default 10)
          include_departures -- include departing services in the departure board
          (default True)
          include_arrivals -- include arriving services in the departure board
          (default False)
          destination_crs -- filter results so they only include services
          calling at a particular destination (default None)
          origin_crs -- filter results so they only include services
          originating from a particular station (default None)
          """
          # Determine the darwn query we want to make
          if include_departures and include_arrivals:
              query_type = 'GetArrivalDepartureBoard'
          elif include_departures:
              query_type = 'GetDepartureBoard'
          elif include_arrivals:
              query_type = 'GetArrivalBoard'
          else:
              raise ValueError(
                  "get_station_board must have either include_departures or \
  include_arrivals set to True"
              )
          # build a query function
          q = partial(self._base_query()[query_type], crs=crs, numRows=rows)
          if destination_crs:
              if origin_crs:
                  log.warn(
                      "Station board query can only filter on one of \
  destination_crs and origin_crs, using only destination_crs"
                  )
              q = partial(q, filterCrs=destination_crs, filterType='to')
          elif origin_crs:
              q = partial(q, filterCrs=origin_crs, filterType='from')
          try:
              soap_response = q()
          except WebFault:
              raise WebServiceError
          return StationBoard(soap_response)