fix: add _ suffix to properties having reserved keyword names

modules/core/include/opencv2/core/bindings_utils.hpp

@@ -213,6 +213,17 @@ AsyncArray testAsyncException()
     return p.getArrayResult();
 }
 
+struct CV_EXPORTS_W_SIMPLE ClassWithKeywordProperties {
+    CV_PROP_RW int lambda;
+    CV_PROP int except;
+
+    CV_WRAP explicit ClassWithKeywordProperties(int lambda_arg = 24, int except_arg = 42)
+    {
+        lambda = lambda_arg;
+        except = except_arg;
+    }
+};
+
 namespace nested {
 CV_WRAP static inline bool testEchoBooleanFunction(bool flag) {
     return flag;