code: def update_state(url, state_obj):
          
          # POST update run state request
          try:
              req = urllib2.Request(url)
              req.add_header('Content-Type', 'application/json')
              response = urllib2.urlopen(req, json.dumps(state_obj))
          except urllib2.URLError as ex:
              raise ValueError(str(ex))
          # Throw exception if resource was unknown or update request failed
          if response.code == 400:
              raise ValueError(response.message)
          elif response.code == 404:
              raise ValueError('unknown model run')
docs: Update the state of a given model run. The state object is a Json
          representation of the state as created by the SCO-Server.
  
          Throws a ValueError if the resource is unknown or the update state
          request failed.
  
          Parameters
          ----------
          url : string
              Url to POST model run create model run request
          state_obj : Json object
              State object serialization as expected by the API.