code: def register_method(cls, name, func):
      """Register a method with the backend.
  
      Parameters
      ----------
      name : str
          The method name.
      func : callable
          The method
      """
      setattr(cls, name, staticmethod(func))
  
imports: import warnings
label_desc: Use image node_id 3 for calling the TenalgBackend obj's underlying member method code with example usage: obj.register_method(cls, name, func) without return types