diff --git a/src/runtime/converter.cs b/src/runtime/converter.cs index 2b92ca994..734422ed0 100644 --- a/src/runtime/converter.cs +++ b/src/runtime/converter.cs @@ -113,6 +113,23 @@ internal static IntPtr ToPython(T value) return ToPython(value, typeof(T)); } + private static readonly Func IsTransparentProxy = GetIsTransparentProxy(); + + private static bool Never(object _) => false; + + private static Func GetIsTransparentProxy() + { + var remoting = typeof(int).Assembly.GetType("System.Runtime.Remoting.RemotingServices"); + if (remoting is null) return Never; + + var isProxy = remoting.GetMethod("IsTransparentProxy", new[] { typeof(object) }); + if (isProxy is null) return Never; + + return (Func)Delegate.CreateDelegate( + typeof(Func), isProxy, + throwOnBindFailure: true); + } + internal static IntPtr ToPython(object value, Type type) { if (value is PyObject) @@ -162,15 +179,8 @@ internal static IntPtr ToPython(object value, Type type) var pyderived = value as IPythonDerivedType; if (null != pyderived) { - #if NETSTANDARD - return ClassDerivedObject.ToPython(pyderived); - #else - // if object is remote don't do this - if (!System.Runtime.Remoting.RemotingServices.IsTransparentProxy(pyderived)) - { + if (!IsTransparentProxy(pyderived)) return ClassDerivedObject.ToPython(pyderived); - } - #endif } // hmm - from Python, we almost never care what the declared pFad - Phonifier reborn

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