Jun 24, 2020 · Jun 23, 2020 · Jun 24, 2020
diff --git a/src/runtime/converter.cs b/src/runtime/converter.cs
            return ToPython(value, typeof(T));
        }

        private static readonly Func<object, bool> IsTransparentProxy = GetIsTransparentProxy();

        private static bool Never(object _) => false;

        private static Func<object, bool> 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<object, bool>)Delegate.CreateDelegate(
              typeof(Func<object, bool>), isProxy,
              throwOnBindFailure: true);
        }

        internal static IntPtr ToPython(object value, Type type)
        {
            if (value is PyObject)
            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
Original file line number	Diff line number	Diff line change
Expand Up		@@ -113,6 +113,23 @@ internal static IntPtr ToPython<T>(T value)
		return ToPython(value, typeof(T));
		}

		private static readonly Func<object, bool> IsTransparentProxy = GetIsTransparentProxy();

		private static bool Never(object _) => false;

		private static Func<object, bool> 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<object, bool>)Delegate.CreateDelegate(
		typeof(Func<object, bool>), isProxy,
		throwOnBindFailure: true);
		}

		internal static IntPtr ToPython(object value, Type type)
		{
		if (value is PyObject)
Expand DownExpand Up		@@ -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
Expand Down