diff --git a/apis/python/src/tiledbsoma/reindexer.cc b/apis/python/src/tiledbsoma/reindexer.cc
index 0df805151a..4d2c5277c0 100644
--- a/apis/python/src/tiledbsoma/reindexer.cc
+++ b/apis/python/src/tiledbsoma/reindexer.cc
@@ -64,11 +64,13 @@ py::array_t<int64_t> get_indexer_general_aux(
 }
 py::array_t<int64_t> get_indexer_general(
     IntIndexer& indexer, py::array_t<int64_t> lookups) {
-    if (lookups.ndim() != 1)
+    if (lookups.ndim() != 1) {
         throw std::invalid_argument(
             "IntIndexer only supports arrays of dimension 1");
-    if (lookups.dtype() != py::dtype::of<int64_t>())
+    }
+    if (!lookups.dtype().is(py::dtype::of<int64_t>())) {
         throw py::type_error("IntIndexer only supports array of type int64");
+    }
 
     try {
         return get_indexer_general_aux(indexer, lookups);
@@ -182,12 +184,14 @@ void load_reindexer(py::module& m) {
         .def(
             "map_locations",
             [](IntIndexer& indexer, py::array keys) {
-                if (keys.ndim() != 1)
+                if (keys.ndim() != 1) {
                     throw std::invalid_argument(
                         "IntIndexer only supports arrays of dimension 1");
-                if (keys.dtype() != py::dtype::of<int64_t>())
+                }
+                if (!keys.dtype().is(py::dtype::of<int64_t>())) {
                     throw py::type_error(
                         "IntIndexer only supports array of type int64");
+                }
 
                 auto keys_int64 = py::cast<py::array_t<int64_t>>(keys);
                 try {
diff --git a/apis/python/src/tiledbsoma/soma_object.cc b/apis/python/src/tiledbsoma/soma_object.cc
index 4f05073ba7..b974e9cdd6 100644
--- a/apis/python/src/tiledbsoma/soma_object.cc
+++ b/apis/python/src/tiledbsoma/soma_object.cc
@@ -113,6 +113,9 @@ void load_soma_object(py::module& m) {
                     "already handled. This indicates a logic error or an "
                     "unexpected failure to catch exceptions by "
                     "SOMAObject::open");
+
+                return py::none();  // Unreached, but appeases a compiler
+                                    // warning
             },
             "uri"_a,
             "mode"_a,