diff --git a/apis/python/node/src/lib.rs b/apis/python/node/src/lib.rs
index 72cb5f79..35b371c8 100644
--- a/apis/python/node/src/lib.rs
+++ b/apis/python/node/src/lib.rs
@@ -218,9 +218,9 @@ impl Node {
                         value
                             .to_pyarrow(py)
                             .context("failed to convert value to pyarrow")
-                            .unwrap_or_else(|err| PyErr::from(err).to_object(py))
+                            .unwrap_or_else(|err| err_to_pyany(err, py))
                     }),
-                    Err(err) => Python::with_gil(|py| PyErr::from(err).to_object(py)),
+                    Err(err) => Python::with_gil(|py| err_to_pyany(err, py)),
                 }
             });
             futures::pin_mut!(s);
@@ -239,6 +239,14 @@ impl Node {
     }
 }
 
+fn err_to_pyany(err: eyre::Report, gil: Python<'_>) -> Py<PyAny> {
+    PyErr::from(err)
+        .into_pyobject(gil)
+        .unwrap_or_else(|infallible| match infallible {})
+        .into_any()
+        .unbind()
+}
+
 struct Events {
     inner: EventsInner,
     cleanup_handle: NodeCleanupHandle,
diff --git a/apis/python/operator/src/lib.rs b/apis/python/operator/src/lib.rs
index 16165cda..2e3031e3 100644
--- a/apis/python/operator/src/lib.rs
+++ b/apis/python/operator/src/lib.rs
@@ -140,7 +140,14 @@ impl PyEvent {
         }
 
         if let Some(cleanup) = self._cleanup.clone() {
-            pydict.insert("_cleanup", cleanup.into_py(py));
+            pydict.insert(
+                "_cleanup",
+                cleanup
+                    .into_pyobject(py)
+                    .context("failed to convert cleanup handle to pyobject")?
+                    .into_any()
+                    .unbind(),
+            );
         }
 
         Ok(pydict