迁移到numpy API 1.7 [英] Migrating to numpy api 1.7
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问题描述
我有以下代码(我的c ++ python模块中的主要功能):
I have this code (main function in my c++ python module):
static PyObject* FMM(PyObject* self, PyObject* args)
{
PyObject *model_obj;
PyObject *time_obj;
PyObject *accepted_obj;
PyObject *lat_obj;
PyObject *lon_obj;
PyObject *h_obj;
int N;
if (!PyArg_ParseTuple(args, "OOOOOOi", &model_obj, &time_obj, &accepted_obj, &lat_obj, &lon_obj, &h_obj, &N))
{
Py_INCREF(Py_None);
return Py_None;
}
PyObject *model = PyArray_FROM_OTF(model_obj, NPY_FLOAT, NPY_INOUT_ARRAY);
PyObject *time = PyArray_FROM_OTF(time_obj, NPY_FLOAT, NPY_INOUT_ARRAY);
PyObject *accepted = PyArray_FROM_OTF(accepted_obj, NPY_BOOL, NPY_INOUT_ARRAY);
PyObject *lat = PyArray_FROM_OTF(lon_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
PyObject *lon = PyArray_FROM_OTF(lon_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
PyObject *h = PyArray_FROM_OTF(h_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
float *MODEL = static_cast<float *>(PyArray_DATA(model));
float *TIME = static_cast<float *>(PyArray_DATA(time));
bool *ACCEPTED = static_cast<bool *>(PyArray_DATA(accepted));
double *LAT = static_cast<double *>(PyArray_DATA(lat));
double *LON = static_cast<double *>(PyArray_DATA(lon));
double *H = static_cast<double *>(PyArray_DATA(h));
_FMM(MODEL, TIME, ACCEPTED, LAT, LON, H, N);
Py_INCREF(Py_None);
return Py_None;
}
我一直在警告
#warning "Using deprecated NumPy API,
我想迁移到numpy api 1.7:
I'd like to migrate to numpy api 1.7:
#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION
如何修改函数以在新版本的c-api中复制结果?你能指导我举例吗?
How should I modify my function to replicate result in new version of c-api? Can you direct me to any example?
推荐答案
好,很简单:
static PyObject* FMM(PyObject* self, PyObject* args)
{
PyArrayObject *model_obj;
PyArrayObject *time_obj;
PyArrayObject *accepted_obj;
PyArrayObject *lat_obj;
PyArrayObject *lon_obj;
PyArrayObject *h_obj;
int N;
if (!PyArg_ParseTuple(args, "OOOOOOi", &model_obj, &time_obj, &accepted_obj, &lat_obj, &lon_obj, &h_obj, &N))
{
Py_INCREF(Py_None);
return Py_None;
}
//PyObject *model = PyArray_FROM_OTF(model_obj, NPY_FLOAT, NPY_INOUT_ARRAY);
//PyObject *time = PyArray_FROM_OTF(time_obj, NPY_FLOAT, NPY_INOUT_ARRAY);
//PyObject *accepted = PyArray_FROM_OTF(accepted_obj, NPY_BOOL, NPY_INOUT_ARRAY);
//PyObject *lat = PyArray_FROM_OTF(lon_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
//PyObject *lon = PyArray_FROM_OTF(lon_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
//PyObject *h = PyArray_FROM_OTF(h_obj, NPY_DOUBLE, NPY_INOUT_ARRAY);
float *MODEL = static_cast<float *>(PyArray_DATA(model_obj));
float *TIME = static_cast<float *>(PyArray_DATA(time_obj));
bool *ACCEPTED = static_cast<bool *>(PyArray_DATA(accepted_obj));
double *LAT = static_cast<double *>(PyArray_DATA(lat_obj));
double *LON = static_cast<double *>(PyArray_DATA(lon_obj));
double *H = static_cast<double *>(PyArray_DATA(h_obj));
_FMM(MODEL, TIME, ACCEPTED, LAT, LON, H, N);
Py_INCREF(Py_None);
return Py_None;
}
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