PyoMappingView

class PyoMappingView[T](MappingView, PyoCollection[T]):
    """Base trait for eager pyochain mapping view collections.

    `PyoMappingView[T]` is the shared trait for concrete mapping views
    returned by mapping operations.

    This trait extends both `MappingView` from `collections.abc` and `PyoCollection[T]`.
    """

    __slots__ = ()