| Interface | Description | 
|---|---|
| ReferenceBackend | |
| ReferenceBackendFactory | Reserved for use by JyNI. | 
| Class | Description | 
|---|---|
| AbstractReference | Base class for weakref types. | 
| CallableProxyType | ProxyType with __call__. | 
| GlobalRef | |
| ProxyType | A weak reference proxy object. | 
| ReferenceType | |
| ReferenceTypeDerived | |
| WeakrefModule | The _weakref module. |