Added comment [skip ci]

ankane · ankane · commit 515f8611979f · 2026-07-03T05:38:59.000-07:00
diff --git a/pgvector/halfvec.py b/pgvector/halfvec.py
@@ -10,7 +10,7 @@
 
 
 class HalfVector:
-    _value: array[int]
+    _value: array[int]  # uses uint16 since no float16
 
     def __init__(self, value: list[float] | ndarray) -> None:
         if isinstance(value, list):
