feat: support bytes(KvKey(...))

KvKey now implements __bytes__() to return the packed key value.

Author: h4l

src/denokv/kv_keys.py

@@ -117,6 +117,9 @@ def kv_key_bytes(self) -> bytes:
             self._packed = packed = pack(self._unpacked)
         return packed
 
+    def __bytes__(self) -> bytes:
+        return self.kv_key_bytes()
+
     @classmethod
     def from_kv_key_bytes(cls, packed_key: bytes) -> DefaultKvKey:
         """Create a KvKey by unpacking a packed key."""

test/test_kv_keys__kvkey.py

@@ -76,6 +76,10 @@ def test_kv_key_bytes() -> None:
     assert KvKey("foo", 1).kv_key_bytes() == pack_key(("foo", 1))
 
 
+def test_instances_implement_SupportsBytes() -> None:
+    assert bytes(KvKey("foo", 1)) == pack_key(("foo", 1))
+
+
 @pytest.mark.parametrize("l", [-1, 0, 1, -1.0, 0.0, 1.0, "a", "b"])
 @pytest.mark.parametrize("r", [-1, 0, 1, -1.0, 0.0, 1.0, "a", "b"])
 def test_order_comparisons(l: KvKeyPiece, r: KvKeyPiece) -> None:  # noqa: E741