rxn.utilities.containers.iterate_unique_values

rxn.utilities.containers.iterate_unique_values(seq, key=None)[source]

Remove duplicates and preserve order.

Adapted from https://stackoverflow.com/a/480227. remove_duplicates is identical except that it returns a list.

Parameters

seq (Iterable[TypeVar(T)]) – sequence to remove duplicates from.
key (Optional[Callable[[TypeVar(T)], TypeVar(V)]], default: None) – what to base duplicates on, must be hashable. Defaults to the elements of seq.

Yields

the original values after removal of the duplicates

Return type

Iterator[TypeVar(T)]