code: def update_cluster_admin_password(self, username, new_password):
          
          url = "cluster_admins/{0}".format(username)
  
          data = {
              'password': new_password
          }
  
          self.request(
              url=url,
              method='POST',
              data=data,
              expected_response_code=200
          )
  
          return True
docs: Update cluster admin password.