1 files changed, 57 insertions, 0 deletions
diff --git a/sources/shiboken6/libshiboken/sbknumpy.cpp b/sources/shiboken6/libshiboken/sbknumpy.cpp
new file mode 100644
index 000000000..b6422e73f
--- /dev/null
+++ b/sources/shiboken6/libshiboken/sbknumpy.cpp
@@ -0,0 +1,57 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+
+#ifdef HAVE_NUMPY
+// Include numpy first to get the proper PyArray_Check
+#  include <numpy/arrayobject.h>
+#endif
+
+#include "helper.h"
+#include "sbknumpycheck.h"
+#include "sbkcpptonumpy.h"
+#include "sbknumpyview.h"
+
+#include <algorithm>
+
+namespace Shiboken::Numpy
+{
+
+#ifdef HAVE_NUMPY
+static void initNumPy()
+{
+    // PYSIDE-2404: Delay-initialize numpy from check() as it causes a
+    // significant startup delay (~770 allocations in memray)
+    static bool initialized = false;
+    if (initialized)
+        return;
+    initialized = true;
+    // Expanded from macro "import_array" in __multiarray_api.h
+    // Make sure to read about the magic defines PY_ARRAY_UNIQUE_SYMBOL etc.,
+    // when changing this or spreading the code over several source files.
+    if (_import_array() < 0)
+        PyErr_Print();
+}
+#endif // HAVE_NUMPY
+
+bool check(PyObject *pyIn)
+{
+#ifdef HAVE_NUMPY
+    initNumPy();
+    return PyArray_Check(pyIn);
+#else
+    SBK_UNUSED(pyIn);
+    return false;
+#endif
+}
+
+} //namespace Shiboken::Numpy
+
+// Include all sources files using numpy so that they are in the same
+// translation unit (see comment at initNumPyArrayConverters()).
+
+#include "sbknumpyview.cpp"
+#include "sbkcpptonumpy.cpp"
+#ifdef HAVE_NUMPY
+#  include "sbknumpyarrayconverter.cpp"
+#endif