code: def deploy(self):
          
          for service in self.genv.services:
              service = service.strip().upper()
              funcs = common.service_deployers.get(service)
              if funcs:
                  print('Deploying service %s...' % (service,))
                  for func in funcs:
                      if not self.dryrun:
                          func()
docs: Applies routine, typically application-level changes to the service.