From 285347f0d8c57b71453ce0e134e68dc6a081c64a Mon Sep 17 00:00:00 2001
From: Vivian Nguyen <vivian@tiledb.com>
Date: Fri, 23 Feb 2024 13:59:33 -0600
Subject: [PATCH] Add documentation for _opener virtual method

---
 apis/python/src/tiledbsoma/_tdb_handles.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apis/python/src/tiledbsoma/_tdb_handles.py b/apis/python/src/tiledbsoma/_tdb_handles.py
index 24c4c2992a..c55e36a99d 100644
--- a/apis/python/src/tiledbsoma/_tdb_handles.py
+++ b/apis/python/src/tiledbsoma/_tdb_handles.py
@@ -332,6 +332,9 @@ def _opener(
         context: SOMATileDBContext,
         timestamp: int,
     ) -> clib.SOMAArray:
+        # Virtual method to implement _opener in derived classes 
+        # SOMADataFrameWrapper, SOMASparseNDArrayWrapper, and 
+        # SOMADenseNDArrayWrapper
         raise NotImplementedError
 
     # Covariant types should normally not be in parameters, but this is for