@@ -140,9 +140,9 @@ public static void Initialize()
             Initialize(setSysArgv: true);
         }
 
-        public static void Initialize(bool setSysArgv = true)
+        public static void Initialize(bool setSysArgv = true, bool initSigs = false)
         {
-            Initialize(Enumerable.Empty<string>(), setSysArgv: setSysArgv);
+            Initialize(Enumerable.Empty<string>(), setSysArgv: setSysArgv, initSigs: initSigs);
         }
 
         /// <summary>
@@ -153,8 +153,9 @@ public static void Initialize(bool setSysArgv = true)
         /// more than once, though initialization will only happen on the
         /// first call. It is *not* necessary to hold the Python global
         /// interpreter lock (GIL) to call this method.
+        /// initSigs can be set to 1 to do default python signal configuration. This will override the way signals are handled by the application.
         /// </remarks>
-        public static void Initialize(IEnumerable<string> args, bool setSysArgv = true)
+        public static void Initialize(IEnumerable<string> args, bool setSysArgv = true, bool initSigs = false)
         {
             if (!initialized)
             {
@@ -164,7 +165,7 @@ public static void Initialize(IEnumerable<string> args, bool setSysArgv = true)
                 // during an initial "import clr", and the world ends shortly thereafter.
                 // This is probably masking some bad mojo happening somewhere in Runtime.Initialize().
                 delegateManager = new DelegateManager();
-                Runtime.Initialize();
+                Runtime.Initialize(initSigs);
                 initialized = true;
                 Exceptions.Clear();
 
 
@@ -269,11 +269,11 @@ public enum MachineType
         /// <summary>
         /// Initialize the runtime...
         /// </summary>
-        internal static void Initialize()
+        internal static void Initialize(bool initSigs)
         {
             if (Py_IsInitialized() == 0)
             {
-                Py_Initialize();
+                Py_InitializeEx(initSigs ? 1 : 0);
             }
 
             if (PyEval_ThreadsInitialized() == 0)
@@ -727,6 +727,9 @@ internal static unsafe long Refcount(IntPtr op)
         [DllImport(_PythonDll, CallingConvention = CallingConvention.Cdecl)]
         internal static extern void Py_Initialize();
 
+        [DllImport(_PythonDll, CallingConvention = CallingConvention.Cdecl)]
+        internal static extern void Py_InitializeEx(int initsigs);
+
         [DllImport(_PythonDll, CallingConvention = CallingConvention.Cdecl)]
         internal static extern int Py_IsInitialized();
Original file line number	Diff line number	Diff line change
@@ -140,9 +140,9 @@ public static void Initialize()
140	140	Initialize(setSysArgv: true);
141	141	}
142	142
143		- public static void Initialize(bool setSysArgv = true)
	143	+ public static void Initialize(bool setSysArgv = true, bool initSigs = false)
144	144	{
145		- Initialize(Enumerable.Empty<string>(), setSysArgv: setSysArgv);
	145	+ Initialize(Enumerable.Empty<string>(), setSysArgv: setSysArgv, initSigs: initSigs);
146	146	}
147	147
148	148	/// <summary>
@@ -153,8 +153,9 @@ public static void Initialize(bool setSysArgv = true)
153	153	/// more than once, though initialization will only happen on the
154	154	/// first call. It is not necessary to hold the Python global
155	155	/// interpreter lock (GIL) to call this method.
	156	+ /// initSigs can be set to 1 to do default python signal configuration. This will override the way signals are handled by the application.
156	157	/// </remarks>
157		- public static void Initialize(IEnumerable<string> args, bool setSysArgv = true)
	158	+ public static void Initialize(IEnumerable<string> args, bool setSysArgv = true, bool initSigs = false)
158	159	{
159	160	if (!initialized)
160	161	{
@@ -164,7 +165,7 @@ public static void Initialize(IEnumerable<string> args, bool setSysArgv = true)
164	165	// during an initial "import clr", and the world ends shortly thereafter.
165	166	// This is probably masking some bad mojo happening somewhere in Runtime.Initialize().
166	167	delegateManager = new DelegateManager();
167		- Runtime.Initialize();
	168	+ Runtime.Initialize(initSigs);
168	169	initialized = true;
169	170	Exceptions.Clear();
170	171