[Feature Request]:

[liuaaaddxiaoer]

What needs to be done?

@asynccontextmanager
async def nullcontext(self):
    """异步空上下文管理器"""
    yield

哪位china 大佬注释忘记了

What problem does this solve?

@asynccontextmanager
async def nullcontext(self):
    """异步空上下文管理器"""
    yield

Target users/beneficiaries

No response

Current alternatives/workarounds

No response

Proposed approach

No response