Exemple #1
0
        public static void Initialize()
        {
            Py.Initialize();
            NumPy.Initialize();

            Main = PyImport.AddModule("__main__");
        }
Exemple #2
0
        public static void Initialize()
        {
            //PyObject* numpy = PyImport_ImportModule("numpy.core.multiarray");
            _numpy = PyImport.ImportModule("numpy.core.multiarray");

            if (_numpy == IntPtr.Zero)
            {
                //PyErr.SetString(PyExc.ImportError, "numpy.core.multiarray failed to import");
                throw new Exception("numpy.core.multiarray failed to import");
            }

            _cApi = _numpy["_ARRAY_API"];

            if (_cApi == IntPtr.Zero)
            {
                //PyErr_SetString(PyExc_AttributeError, "_ARRAY_API not found");
                throw new Exception("_ARRAY_API not found");
            }

            _pyArrayAPI = PyCapsule.GetPointer(_cApi, null);
            Py.DecRef(_cApi);

            if (_pyArrayAPI == IntPtr.Zero)
            {
                //PyErr_SetString(PyExc_RuntimeError, "_ARRAY_API is NULL pointer");
                throw new Exception("_ARRAY_API is NULL pointer");
            }

            Marshal.Copy(_pyArrayAPI, _pyArrayAPIs, 0, _pyArrayAPIs.Length);

            PyArrayDescrFromType = (PyArrayDescrFromTypeDelegate)Marshal.GetDelegateForFunctionPointer(_pyArrayAPIs[MultiarrayFuncsAPI.PyArray_DescrFromType], typeof(PyArrayDescrFromTypeDelegate));
            PyArrayFromBuffer    = (PyArrayFromBufferDelegate)Marshal.GetDelegateForFunctionPointer(_pyArrayAPIs[MultiarrayFuncsAPI.PyArray_FromBuffer], typeof(PyArrayFromBufferDelegate));
            PyArrayNewFromDescr  = (PyArrayNewFromDescrDelegate)Marshal.GetDelegateForFunctionPointer(_pyArrayAPIs[MultiarrayFuncsAPI.PyArray_NewFromDescr], typeof(PyArrayNewFromDescrDelegate));
            PyArrayGetPtr        = (PyArrayGetPtrDelegate)Marshal.GetDelegateForFunctionPointer(_pyArrayAPIs[MultiarrayFuncsAPI.PyArray_GetPtr], typeof(PyArrayGetPtrDelegate));

            PyArrayType = _pyArrayAPIs[MultiarrayTypesAPI.PyArray_Type];
        }