fix: workaround for pybind#2682 and pybind#2422 by simply clearing th…

…e TypeError (pybind#2685)
RobotLocomotion · Nov 23, 2020 · 8adef2c · 8adef2c
1 parent 087b07c
commit 8adef2c
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/include/pybind11/cast.h b/include/pybind11/cast.h
@@ -1870,7 +1870,14 @@ struct arg_v : arg {
 #if !defined(NDEBUG)
         , type(type_id<T>())
 #endif
-    { }
+    {
+        // Workaround! See:
+        // https://github.com/pybind/pybind11/issues/2336
+        // https://github.com/pybind/pybind11/pull/2685#issuecomment-731286700
+        if (PyErr_Occurred()) {
+            PyErr_Clear();
+        }
+    }
 
 public:
     /// Direct construction with name, default, and description