/// <summary>
/// Restore the __import__ hook.
/// </summary>
static void RestoreImport()
{
IntPtr builtins = Runtime.GetBuiltins();
int res = Runtime.PyObject_SetAttr(builtins, PyIdentifier.__import__, py_import);
PythonException.ThrowIfIsNotZero(res);
Runtime.XDecref(py_import);
py_import = IntPtr.Zero;
hook.Release();
hook = null;
Runtime.XDecref(builtins);
}
/// <summary>
/// Restore the __import__ hook.
/// </summary>
static void RestoreImport()
{
IntPtr builtins = GetNewRefToBuiltins();
int res = Runtime.PyObject_SetAttrString(builtins, "__import__", py_import);
PythonException.ThrowIfIsNotZero(res);
Runtime.XDecref(py_import);
py_import = IntPtr.Zero;
hook.Release();
hook = null;
Runtime.XDecref(builtins);
}
/// <summary>
/// Restore the __import__ hook.
/// </summary>
static void RestoreImport()
{
IntPtr builtins = Runtime.GetBuiltins();
IntPtr existing = Runtime.PyObject_GetAttr(builtins, PyIdentifier.__import__);
Runtime.XDecref(existing);
if (existing != hook.ptr)
{
throw new NotSupportedException("Unable to restore original __import__.");
}
int res = Runtime.PyObject_SetAttr(builtins, PyIdentifier.__import__, py_import);
PythonException.ThrowIfIsNotZero(res);
Runtime.XDecref(py_import);
py_import = IntPtr.Zero;
hook.Release();
hook = null;
Runtime.XDecref(builtins);
}
