Edit File: ndarrayobject.h
/* * DON'T INCLUDE THIS DIRECTLY. */ #ifndef NUMPY_CORE_INCLUDE_NUMPY_NDARRAYOBJECT_H_ #define NUMPY_CORE_INCLUDE_NUMPY_NDARRAYOBJECT_H_ #ifdef __cplusplus extern "C" { #endif #include <Python.h> #include "ndarraytypes.h" /* Includes the "function" C-API -- these are all stored in a list of pointers --- one for each file The two lists are concatenated into one in multiarray. They are available as import_array() */ #include "__multiarray_api.h" /* C-API that requires previous API to be defined */ #define PyArray_DescrCheck(op) PyObject_TypeCheck(op, &PyArrayDescr_Type) #define PyArray_Check(op) PyObject_TypeCheck(op, &PyArray_Type) #define PyArray_CheckExact(op) (((PyObject*)(op))->ob_type == &PyArray_Type) #define PyArray_HasArrayInterfaceType(op, type, context, out) \ ((((out)=PyArray_FromStructInterface(op)) != Py_NotImplemented) || \ (((out)=PyArray_FromInterface(op)) != Py_NotImplemented) || \ (((out)=PyArray_FromArrayAttr(op, type, context)) != \ Py_NotImplemented)) #define PyArray_HasArrayInterface(op, out) \ PyArray_HasArrayInterfaceType(op, NULL, NULL, out) #define PyArray_IsZeroDim(op) (PyArray_Check(op) && \ (PyArray_NDIM((PyArrayObject *)op) == 0)) #define PyArray_IsScalar(obj, cls) \ (PyObject_TypeCheck(obj, &Py##cls##ArrType_Type)) #define PyArray_CheckScalar(m) (PyArray_IsScalar(m, Generic) || \ PyArray_IsZeroDim(m)) #define PyArray_IsPythonNumber(obj) \ (PyFloat_Check(obj) || PyComplex_Check(obj) || \ PyLong_Check(obj) || PyBool_Check(obj)) #define PyArray_IsIntegerScalar(obj) (PyLong_Check(obj) \ || PyArray_IsScalar((obj), Integer)) #define PyArray_IsPythonScalar(obj) \ (PyArray_IsPythonNumber(obj) || PyBytes_Check(obj) || \ PyUnicode_Check(obj)) #define PyArray_IsAnyScalar(obj) \ (PyArray_IsScalar(obj, Generic) || PyArray_IsPythonScalar(obj)) #define PyArray_CheckAnyScalar(obj) (PyArray_IsPythonScalar(obj) || \ PyArray_CheckScalar(obj)) #define PyArray_GETCONTIGUOUS(m) (PyArray_ISCONTIGUOUS(m) ? \ Py_INCREF(m), (m) : \ (PyArrayObject *)(PyArray_Copy(m))) #define PyArray_SAMESHAPE(a1,a2) ((PyArray_NDIM(a1) == PyArray_NDIM(a2)) && \ PyArray_CompareLists(PyArray_DIMS(a1), \ PyArray_DIMS(a2), \ PyArray_NDIM(a1))) #define PyArray_SIZE(m) PyArray_MultiplyList(PyArray_DIMS(m), PyArray_NDIM(m)) #define PyArray_NBYTES(m) (PyArray_ITEMSIZE(m) * PyArray_SIZE(m)) #define PyArray_FROM_O(m) PyArray_FromAny(m, NULL, 0, 0, 0, NULL) #define PyArray_FROM_OF(m,flags) PyArray_CheckFromAny(m, NULL, 0, 0, flags, \ NULL) #define PyArray_FROM_OT(m,type) PyArray_FromAny(m, \ PyArray_DescrFromType(type), 0, 0, 0, NULL) #define PyArray_FROM_OTF(m, type, flags) \ PyArray_FromAny(m, PyArray_DescrFromType(type), 0, 0, \ (((flags) & NPY_ARRAY_ENSURECOPY) ? \ ((flags) | NPY_ARRAY_DEFAULT) : (flags)), NULL) #define PyArray_FROMANY(m, type, min, max, flags) \ PyArray_FromAny(m, PyArray_DescrFromType(type), min, max, \ (((flags) & NPY_ARRAY_ENSURECOPY) ? \ (flags) | NPY_ARRAY_DEFAULT : (flags)), NULL) #define PyArray_ZEROS(m, dims, type, is_f_order) \ PyArray_Zeros(m, dims, PyArray_DescrFromType(type), is_f_order) #define PyArray_EMPTY(m, dims, type, is_f_order) \ PyArray_Empty(m, dims, PyArray_DescrFromType(type), is_f_order) #define PyArray_FILLWBYTE(obj, val) memset(PyArray_DATA(obj), val, \ PyArray_NBYTES(obj)) #ifndef PYPY_VERSION #define PyArray_REFCOUNT(obj) (((PyObject *)(obj))->ob_refcnt) #define NPY_REFCOUNT PyArray_REFCOUNT #endif #define NPY_MAX_ELSIZE (2 * NPY_SIZEOF_LONGDOUBLE) #define PyArray_ContiguousFromAny(op, type, min_depth, max_depth) \ PyArray_FromAny(op, PyArray_DescrFromType(type), min_depth, \ max_depth, NPY_ARRAY_DEFAULT, NULL) #define PyArray_EquivArrTypes(a1, a2) \ PyArray_EquivTypes(PyArray_DESCR(a1), PyArray_DESCR(a2)) #define PyArray_EquivByteorders(b1, b2) \ (((b1) == (b2)) || (PyArray_ISNBO(b1) == PyArray_ISNBO(b2))) #define PyArray_SimpleNew(nd, dims, typenum) \ PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, NULL, 0, 0, NULL) #define PyArray_SimpleNewFromData(nd, dims, typenum, data) \ PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, \ data, 0, NPY_ARRAY_CARRAY, NULL) #define PyArray_SimpleNewFromDescr(nd, dims, descr) \ PyArray_NewFromDescr(&PyArray_Type, descr, nd, dims, \ NULL, NULL, 0, NULL) #define PyArray_ToScalar(data, arr) \ PyArray_Scalar(data, PyArray_DESCR(arr), (PyObject *)arr) /* These might be faster without the dereferencing of obj going on inside -- of course an optimizing compiler should inline the constants inside a for loop making it a moot point */ #define PyArray_GETPTR1(obj, i) ((void *)(PyArray_BYTES(obj) + \ (i)*PyArray_STRIDES(obj)[0])) #define PyArray_GETPTR2(obj, i, j) ((void *)(PyArray_BYTES(obj) + \ (i)*PyArray_STRIDES(obj)[0] + \ (j)*PyArray_STRIDES(obj)[1])) #define PyArray_GETPTR3(obj, i, j, k) ((void *)(PyArray_BYTES(obj) + \ (i)*PyArray_STRIDES(obj)[0] + \ (j)*PyArray_STRIDES(obj)[1] + \ (k)*PyArray_STRIDES(obj)[2])) #define PyArray_GETPTR4(obj, i, j, k, l) ((void *)(PyArray_BYTES(obj) + \ (i)*PyArray_STRIDES(obj)[0] + \ (j)*PyArray_STRIDES(obj)[1] + \ (k)*PyArray_STRIDES(obj)[2] + \ (l)*PyArray_STRIDES(obj)[3])) static inline void PyArray_DiscardWritebackIfCopy(PyArrayObject *arr) { PyArrayObject_fields *fa = (PyArrayObject_fields *)arr; if (fa && fa->base) { if (fa->flags & NPY_ARRAY_WRITEBACKIFCOPY) { PyArray_ENABLEFLAGS((PyArrayObject*)fa->base, NPY_ARRAY_WRITEABLE); Py_DECREF(fa->base); fa->base = NULL; PyArray_CLEARFLAGS(arr, NPY_ARRAY_WRITEBACKIFCOPY); } } } #define PyArray_DESCR_REPLACE(descr) do { \ PyArray_Descr *_new_; \ _new_ = PyArray_DescrNew(descr); \ Py_XDECREF(descr); \ descr = _new_; \ } while(0) /* Copy should always return contiguous array */ #define PyArray_Copy(obj) PyArray_NewCopy(obj, NPY_CORDER) #define PyArray_FromObject(op, type, min_depth, max_depth) \ PyArray_FromAny(op, PyArray_DescrFromType(type), min_depth, \ max_depth, NPY_ARRAY_BEHAVED | \ NPY_ARRAY_ENSUREARRAY, NULL) #define PyArray_ContiguousFromObject(op, type, min_depth, max_depth) \ PyArray_FromAny(op, PyArray_DescrFromType(type), min_depth, \ max_depth, NPY_ARRAY_DEFAULT | \ NPY_ARRAY_ENSUREARRAY, NULL) #define PyArray_CopyFromObject(op, type, min_depth, max_depth) \ PyArray_FromAny(op, PyArray_DescrFromType(type), min_depth, \ max_depth, NPY_ARRAY_ENSURECOPY | \ NPY_ARRAY_DEFAULT | \ NPY_ARRAY_ENSUREARRAY, NULL) #define PyArray_Cast(mp, type_num) \ PyArray_CastToType(mp, PyArray_DescrFromType(type_num), 0) #define PyArray_Take(ap, items, axis) \ PyArray_TakeFrom(ap, items, axis, NULL, NPY_RAISE) #define PyArray_Put(ap, items, values) \ PyArray_PutTo(ap, items, values, NPY_RAISE) /* Compatibility with old Numeric stuff -- don't use in new code */ #define PyArray_FromDimsAndData(nd, d, type, data) \ PyArray_FromDimsAndDataAndDescr(nd, d, PyArray_DescrFromType(type), \ data) /* Check to see if this key in the dictionary is the "title" entry of the tuple (i.e. a duplicate dictionary entry in the fields dict). */ static inline int NPY_TITLE_KEY_check(PyObject *key, PyObject *value) { PyObject *title; if (PyTuple_Size(value) != 3) { return 0; } title = PyTuple_GetItem(value, 2); if (key == title) { return 1; } #ifdef PYPY_VERSION /* * On PyPy, dictionary keys do not always preserve object identity. * Fall back to comparison by value. */ if (PyUnicode_Check(title) && PyUnicode_Check(key)) { return PyUnicode_Compare(title, key) == 0 ? 1 : 0; } #endif return 0; } /* Macro, for backward compat with "if NPY_TITLE_KEY(key, value) { ..." */ #define NPY_TITLE_KEY(key, value) (NPY_TITLE_KEY_check((key), (value))) #define DEPRECATE(msg) PyErr_WarnEx(PyExc_DeprecationWarning,msg,1) #define DEPRECATE_FUTUREWARNING(msg) PyErr_WarnEx(PyExc_FutureWarning,msg,1) #ifdef __cplusplus } #endif #endif /* NUMPY_CORE_INCLUDE_NUMPY_NDARRAYOBJECT_H_ */