Improved lyrics rendering

2025-04-05 23:09:20 +02:00
parent 211a1fbb05
commit 7a823a98ab
6 changed files with 44 additions and 25 deletions
--- a/folkugat_web/utils.py
+++ b/folkugat_web/utils.py
@@ -47,3 +47,11 @@ class FnChain(Generic[U]):
    @classmethod
    def transform(cls, x: V, /) -> FnChain[V]:
        return FnChain(lambda: x)
+
+
+def batched(iterable: Iterable[T], n: int) -> Iterator[tuple[T, ...]]:
+    if n < 1:
+        raise ValueError('n must be at least one')
+    iterator = iter(iterable)
+    while batch := tuple(itertools.islice(iterator, n)):
+        yield batch