def get_child(self) -> Entry:
r"""Get the child entry of the link.
Returns:
An instance of :class:`Entry` that is the child of the link.
"""
if self._child is None:
raise IncompleteEntryError("The parent of this link is not set.")
pack_idx, child_tid = self._child
return self.pack.get_subentry(pack_idx, child_tid)
def get_parent(self) -> SubEntry:
r"""Get the parent entry of the link.
Returns:
An instance of :class:`SubEntry` that is the parent of the link
from the given DataPack.
"""
if self._parent is None:
raise IncompleteEntryError("The parent of this link is not set.")
pack_idx, parent_tid = self._parent
return SubEntry(self.pack, pack_idx, parent_tid)
def child(self) -> Tuple[int, int]:
if self._child is None:
raise IncompleteEntryError("Child is not set for this link.")
return self._child
def parent(self) -> Tuple[int, int]:
if self._parent is None:
raise IncompleteEntryError("Parent is not set for this link.")
return self._parent