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Nov 15, 2018
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2 changes: 2 additions & 0 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ This document follows the conventions laid out in [Keep a CHANGELOG][].
### Changed

- Reattach python exception traceback information (#545)
- PythonEngine.Intialize will now call `Py_InitializeEx` with a default value of 0, so signals will not be configured by default on embedding. This is different from the previous behaviour, where `Py_Initialize` was called instead, which sets initSigs to 1. ([#449][i449])

### Fixed

Expand Down Expand Up @@ -702,3 +703,4 @@ This document follows the conventions laid out in [Keep a CHANGELOG][].
[p531]: https://github.com/pythonnet/pythonnet/pull/531
[i755]: https://github.com/pythonnet/pythonnet/pull/755
[p534]: https://github.com/pythonnet/pythonnet/pull/534
[i449]: https://github.com/pythonnet/pythonnet/issues/449
71 changes: 37 additions & 34 deletions pythonnet.sln
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 14
VisualStudioVersion = 14.0.25420.1
# Visual Studio 15
VisualStudioVersion = 15.0.28010.2046
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Python.Runtime", "src\runtime\Python.Runtime.csproj", "{097B4AC0-74E9-4C58-BCF8-C69746EC8271}"
EndProject
Expand Down Expand Up @@ -32,38 +32,38 @@ Global
ReleaseWinPY3|x86 = ReleaseWinPY3|x86
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{6F401A34-273B-450F-9A4C-13550BE0767B}.DebugMono|x64.ActiveCfg = DebugMono|x64
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Expand Down Expand Up @@ -188,6 +188,9 @@ Global
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {10AE1870-1175-445A-B23A-C83497EAAE4B}
EndGlobalSection
GlobalSection(MonoDevelopProperties) = preSolution
StartupItem = src\console\Console.csproj
Policies = $0
Expand Down
3 changes: 2 additions & 1 deletion src/embed_tests/dynamic.cs
Original file line number Diff line number Diff line change
Expand Up @@ -128,10 +128,11 @@ public void PassPyObjectInNet()
sys.testattr2 = sys.testattr1;

// Compare in Python
PyObject res = PythonEngine.RunString(
PythonEngine.RunSimpleString(
"import sys\n" +
"sys.testattr3 = sys.testattr1 is sys.testattr2\n"
);

Assert.AreEqual(sys.testattr3.ToString(), "True");

// Compare in .NET
Expand Down
9 changes: 5 additions & 4 deletions src/runtime/pythonengine.cs
Original file line number Diff line number Diff line change
Expand Up @@ -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>
Expand All @@ -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)
{
Expand All @@ -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();

Expand Down
7 changes: 5 additions & 2 deletions src/runtime/runtime.cs
Original file line number Diff line number Diff line change
Expand Up @@ -269,11 +269,11 @@ public enum MachineType
/// <summary>
/// Initialize the runtime...
/// </summary>
internal static void Initialize()
internal static void Initialize(bool initSigs = false)
{
if (Py_IsInitialized() == 0)
{
Py_Initialize();
Py_InitializeEx(initSigs ? 1 : 0);
}

if (PyEval_ThreadsInitialized() == 0)
Expand Down Expand Up @@ -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();

Expand Down