code: def create_service_key(self, service_name, key_name):
          
          if self.has_key(service_name, key_name):
              logging.warning("Reusing existing service key %s" % (key_name))
              return self.get_service_key(service_name, key_name)
  
          body = {
              'service_instance_guid': self.get_instance_guid(service_name),
              'name': key_name
              }
  
          return self.api.post('/v2/service_keys', body)
docs: Create a service key for the given service.