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-rw-r--r--src/duplicates_impl.rs1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/duplicates_impl.rs b/src/duplicates_impl.rs
index 640d481..28eda44 100644
--- a/src/duplicates_impl.rs
+++ b/src/duplicates_impl.rs
@@ -188,7 +188,6 @@ mod private {
/// An iterator adapter to filter for duplicate elements.
///
/// See [`.duplicates_by()`](crate::Itertools::duplicates_by) for more information.
-#[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
pub type DuplicatesBy<I, V, F> = private::DuplicatesBy<I, V, private::ByFn<F>>;
/// Create a new `DuplicatesBy` iterator.