remove IronPython code and extension

src/Libraries/DSCPython/CPythonEvaluator.cs

@@ -131,13 +131,6 @@ public void Dispose()
         }
     }
 
-    [SupressImportIntoVM]
-    [Obsolete("Deprecated. Please use Dynamo.PythonServices.EvaluationState instead.")]
-    public enum EvaluationState { Begin, Success, Failed }
-
-    [SupressImportIntoVM]
-    [Obsolete("Deprecated. Please use evaluation handlers from Dynamo.PythonServices instead.")]
-    public delegate void EvaluationEventHandler(EvaluationState state, PyScope scope, string code, IList bindingValues);
 
     /// <summary>
     ///     Evaluates a Python script in the Dynamo context.
@@ -624,12 +617,7 @@ private static bool IsMarkedToSkipConversion(PyObject pyObj)
 
         #region Evaluation events
 
-        /// <summary>
-        ///     Emitted immediately before execution begins
-        /// </summary>
-        [SupressImportIntoVM]
-        [Obsolete("Deprecated. Please use EvaluationStarted instead")]
-        public static event EvaluationEventHandler EvaluationBegin;
+
 
 
         /// <summary>
@@ -638,13 +626,6 @@ private static bool IsMarkedToSkipConversion(PyObject pyObj)
         [SupressImportIntoVM]
         public override event EvaluationStartedEventHandler EvaluationStarted;
 
-        /// <summary>
-        ///     Emitted immediately after execution ends or fails
-        /// </summary>
-        [SupressImportIntoVM]
-        [Obsolete("Deprecated. Please use EvaluationFinished instead.")]
-        public static event EvaluationEventHandler EvaluationEnd;
-
         /// <summary>
         ///     Emitted immediately after execution ends or fails
         /// </summary>
@@ -661,8 +642,6 @@ private void OnEvaluationBegin(PyScope scope,
                                               string code,
                                               IList bindingValues)
         {
-            // Call deprecated events until they are completely removed.
-            EvaluationBegin?.Invoke(EvaluationState.Begin, scope, code, bindingValues);
 
             if (EvaluationStarted != null)
             {
@@ -686,11 +665,7 @@ private void OnEvaluationEnd(bool isSuccessful,
                                             string code,
                                             IList bindingValues)
         {
-            // Call deprecated events until they are completely removed.
-            EvaluationEnd?.Invoke(isSuccessful ? 
-                EvaluationState.Success : 
-                EvaluationState.Failed, scope, code, bindingValues);
-
+
             if (EvaluationFinished != null)
             {
                 EvaluationFinished(isSuccessful ? Dynamo.PythonServices.EvaluationState.Success : Dynamo.PythonServices.EvaluationState.Failed,