oisin/ierail — pull request #8 by gary-rafferty (2012-07-14 19:18:49+00:00)
Title: Add before and after filters

Sometimes its useful to be able to say

ir.northbound_from('station').after('hh:mm')
ir.northbound_from('station').before('hh:mm')

By default, only upcoming trains are returned, so hh:mm needs to be soon enough.