Files
pytorch/torch/csrc/Module.cpp
2016-06-13 13:58:09 +02:00

402 lines
18 KiB
C++

#include <Python.h>
#include <stdbool.h>
#include <TH/TH.h>
#include "THP.h"
#if PY_MAJOR_VERSION == 2
#define ASSERT_TRUE(cmd) if (!(cmd)) {PyErr_SetString(PyExc_ImportError, "initialization error"); return;}
#else
#define ASSERT_TRUE(cmd) if (!(cmd)) return NULL
#endif
static PyObject* module;
static PyObject* tensor_classes;
PyObject *THPDoubleStorageClass = NULL;
PyObject *THPFloatStorageClass = NULL;
PyObject *THPLongStorageClass = NULL;
PyObject *THPIntStorageClass = NULL;
PyObject *THPShortStorageClass = NULL;
PyObject *THPCharStorageClass = NULL;
PyObject *THPByteStorageClass = NULL;
PyObject *THPDoubleTensorClass = NULL;
PyObject *THPFloatTensorClass = NULL;
PyObject *THPLongTensorClass = NULL;
PyObject *THPIntTensorClass = NULL;
PyObject *THPShortTensorClass = NULL;
PyObject *THPCharTensorClass = NULL;
PyObject *THPByteTensorClass = NULL;
PyObject *THPDefaultTensorClass = NULL;
static bool THPModule_loadClasses(PyObject *self)
{
// TODO: error checking
PyObject *torch_module = PyImport_ImportModule("torch");
PyObject* module_dict = PyModule_GetDict(torch_module);
THPDoubleStorageClass = PyMapping_GetItemString(module_dict,(char*)"DoubleStorage");
THPFloatStorageClass = PyMapping_GetItemString(module_dict,(char*)"FloatStorage");
THPLongStorageClass = PyMapping_GetItemString(module_dict,(char*)"LongStorage");
THPIntStorageClass = PyMapping_GetItemString(module_dict,(char*)"IntStorage");
THPShortStorageClass = PyMapping_GetItemString(module_dict,(char*)"ShortStorage");
THPCharStorageClass = PyMapping_GetItemString(module_dict,(char*)"CharStorage");
THPByteStorageClass = PyMapping_GetItemString(module_dict,(char*)"ByteStorage");
THPDoubleTensorClass = PyMapping_GetItemString(module_dict,(char*)"DoubleTensor");
THPFloatTensorClass = PyMapping_GetItemString(module_dict,(char*)"FloatTensor");
THPLongTensorClass = PyMapping_GetItemString(module_dict,(char*)"LongTensor");
THPIntTensorClass = PyMapping_GetItemString(module_dict,(char*)"IntTensor");
THPShortTensorClass = PyMapping_GetItemString(module_dict,(char*)"ShortTensor");
THPCharTensorClass = PyMapping_GetItemString(module_dict,(char*)"CharTensor");
THPByteTensorClass = PyMapping_GetItemString(module_dict,(char*)"ByteTensor");
PySet_Add(tensor_classes, THPDoubleTensorClass);
PySet_Add(tensor_classes, THPFloatTensorClass);
PySet_Add(tensor_classes, THPLongTensorClass);
PySet_Add(tensor_classes, THPIntTensorClass);
PySet_Add(tensor_classes, THPShortTensorClass);
PySet_Add(tensor_classes, THPCharTensorClass);
PySet_Add(tensor_classes, THPByteTensorClass);
THPDefaultTensorClass = THPDoubleTensorClass;
return true;
}
#define INIT_STATELESS(type) \
stateless = PyObject_Call((PyObject*)&TH_CONCAT_2(type, TensorStatelessType), arg, NULL); \
PyObject_SetAttrString(TH_CONCAT_3(THP,type,TensorClass), "_torch", stateless);
static bool THPModule_assignStateless(PyObject *self)
{
// TODO: error checking
PyObject *arg = PyTuple_New(0);
PyObject *stateless;
INIT_STATELESS(Double);
INIT_STATELESS(Float);
INIT_STATELESS(Long);
INIT_STATELESS(Int);
INIT_STATELESS(Short);
INIT_STATELESS(Char);
INIT_STATELESS(Byte);
Py_DECREF(arg);
return true;
}
#undef INIT_STATELESS
static PyObject * THPModule_initExtension(PyObject *self)
{
THPModule_loadClasses(self);
THPModule_assignStateless(self);
return PyBool_FromLong(true);
}
static bool THPModule_isTensor(PyObject *obj)
{
// TODO: error handling
return PySet_Contains(tensor_classes, (PyObject*)Py_TYPE(obj));
}
static PyObject * THPModule_tensorCheck(PyObject *module, PyObject *obj)
{
return PyBool_FromLong(THPModule_isTensor(obj));
}
#define IMPLEMENT_STATELESS(name) \
static PyObject * TH_CONCAT_2(THPModule_, name)(PyObject *_unused, PyObject *args) \
{ \
PyObject *tensor = THPDefaultTensorClass; \
for (int i = 0; i < PyTuple_Size(args); i++) { \
PyObject *item = PyTuple_GET_ITEM(args, i); \
if (THPModule_isTensor(item)) { \
tensor = item; \
break; \
} \
} \
\
PyObject *methods = PyObject_GetAttrString(tensor, "_torch"); \
PyObject *method = PyObject_GetAttrString(methods, #name); \
if (!method) \
return NULL; \
return PyObject_Call(method, args, NULL); \
/* TODO: error handling */ \
return NULL; \
}
IMPLEMENT_STATELESS(sigmoid)
IMPLEMENT_STATELESS(log)
IMPLEMENT_STATELESS(log1p)
IMPLEMENT_STATELESS(exp)
IMPLEMENT_STATELESS(cos)
IMPLEMENT_STATELESS(acos)
IMPLEMENT_STATELESS(cosh)
IMPLEMENT_STATELESS(sin)
IMPLEMENT_STATELESS(asin)
IMPLEMENT_STATELESS(sinh)
IMPLEMENT_STATELESS(tan)
IMPLEMENT_STATELESS(atan)
IMPLEMENT_STATELESS(tanh)
IMPLEMENT_STATELESS(sqrt)
IMPLEMENT_STATELESS(rsqrt)
IMPLEMENT_STATELESS(ceil)
IMPLEMENT_STATELESS(floor)
IMPLEMENT_STATELESS(round)
IMPLEMENT_STATELESS(abs)
IMPLEMENT_STATELESS(trunc)
IMPLEMENT_STATELESS(frac)
IMPLEMENT_STATELESS(mean)
IMPLEMENT_STATELESS(std)
IMPLEMENT_STATELESS(var)
IMPLEMENT_STATELESS(norm)
IMPLEMENT_STATELESS(cinv)
IMPLEMENT_STATELESS(neg)
IMPLEMENT_STATELESS(add)
IMPLEMENT_STATELESS(csub)
IMPLEMENT_STATELESS(mul)
IMPLEMENT_STATELESS(div)
IMPLEMENT_STATELESS(fmod)
IMPLEMENT_STATELESS(cmul)
IMPLEMENT_STATELESS(cdiv)
IMPLEMENT_STATELESS(cfmod)
IMPLEMENT_STATELESS(min)
IMPLEMENT_STATELESS(max)
IMPLEMENT_STATELESS(cmax)
IMPLEMENT_STATELESS(cmin)
IMPLEMENT_STATELESS(cpow)
IMPLEMENT_STATELESS(dot)
IMPLEMENT_STATELESS(sum)
IMPLEMENT_STATELESS(prod)
IMPLEMENT_STATELESS(remainder)
IMPLEMENT_STATELESS(cremainder)
IMPLEMENT_STATELESS(cumsum)
IMPLEMENT_STATELESS(cumprod)
IMPLEMENT_STATELESS(clamp)
IMPLEMENT_STATELESS(equal)
IMPLEMENT_STATELESS(eye)
IMPLEMENT_STATELESS(fill)
IMPLEMENT_STATELESS(diag)
IMPLEMENT_STATELESS(numel)
IMPLEMENT_STATELESS(sign)
IMPLEMENT_STATELESS(trace)
IMPLEMENT_STATELESS(tril)
IMPLEMENT_STATELESS(triu)
IMPLEMENT_STATELESS(zero)
IMPLEMENT_STATELESS(gt)
IMPLEMENT_STATELESS(lt)
IMPLEMENT_STATELESS(ge)
IMPLEMENT_STATELESS(le)
IMPLEMENT_STATELESS(eq)
IMPLEMENT_STATELESS(ne)
IMPLEMENT_STATELESS(kthvalue)
IMPLEMENT_STATELESS(mode)
IMPLEMENT_STATELESS(median)
IMPLEMENT_STATELESS(cross)
IMPLEMENT_STATELESS(sort)
IMPLEMENT_STATELESS(topk)
IMPLEMENT_STATELESS(t)
IMPLEMENT_STATELESS(transpose)
IMPLEMENT_STATELESS(squeeze)
IMPLEMENT_STATELESS(renorm)
IMPLEMENT_STATELESS(dist)
IMPLEMENT_STATELESS(linspace)
IMPLEMENT_STATELESS(logspace)
IMPLEMENT_STATELESS(histc)
IMPLEMENT_STATELESS(atan2)
IMPLEMENT_STATELESS(pow)
IMPLEMENT_STATELESS(lerp)
IMPLEMENT_STATELESS(reshape)
IMPLEMENT_STATELESS(zeros)
IMPLEMENT_STATELESS(ones)
IMPLEMENT_STATELESS(index)
IMPLEMENT_STATELESS(indexCopy)
IMPLEMENT_STATELESS(indexAdd)
IMPLEMENT_STATELESS(indexFill)
// In nonzero, the first argument might be a LongTensor that will be used
// for indices output, so we should pick a function based on second
// tensor's type.
static PyObject * THPModule_nonzero(PyObject *_unused, PyObject *args)
{
PyObject *tensor = THPDefaultTensorClass;
if (PyTuple_Size(args) == 1)
tensor = PyTuple_GET_ITEM(args, 0);
else if (PyTuple_Size(args) == 2)
tensor = PyTuple_GET_ITEM(args, 1);
PyObject *methods = PyObject_GetAttrString(tensor, "_torch");
PyObject *method = PyObject_GetAttrString(methods, "nonzero");
if (!method)
return NULL;
return PyObject_Call(method, args, NULL);
/* TODO: error handling */
return NULL;
}
static PyMethodDef TorchMethods[] = {
{"_initExtension", (PyCFunction)THPModule_initExtension, METH_NOARGS, NULL},
{"isTensor", (PyCFunction)THPModule_tensorCheck, METH_O, NULL},
{"sigmoid", (PyCFunction)THPModule_sigmoid, METH_VARARGS, NULL},
{"log", (PyCFunction)THPModule_log, METH_VARARGS, NULL},
{"log1p", (PyCFunction)THPModule_log1p, METH_VARARGS, NULL},
{"exp", (PyCFunction)THPModule_exp, METH_VARARGS, NULL},
{"cos", (PyCFunction)THPModule_cos, METH_VARARGS, NULL},
{"acos", (PyCFunction)THPModule_acos, METH_VARARGS, NULL},
{"cosh", (PyCFunction)THPModule_cosh, METH_VARARGS, NULL},
{"sin", (PyCFunction)THPModule_sin, METH_VARARGS, NULL},
{"asin", (PyCFunction)THPModule_asin, METH_VARARGS, NULL},
{"sinh", (PyCFunction)THPModule_sinh, METH_VARARGS, NULL},
{"tan", (PyCFunction)THPModule_tan, METH_VARARGS, NULL},
{"atan", (PyCFunction)THPModule_atan, METH_VARARGS, NULL},
{"tanh", (PyCFunction)THPModule_tanh, METH_VARARGS, NULL},
{"sqrt", (PyCFunction)THPModule_sqrt, METH_VARARGS, NULL},
{"rsqrt", (PyCFunction)THPModule_rsqrt, METH_VARARGS, NULL},
{"ceil", (PyCFunction)THPModule_ceil, METH_VARARGS, NULL},
{"floor", (PyCFunction)THPModule_floor, METH_VARARGS, NULL},
{"round", (PyCFunction)THPModule_round, METH_VARARGS, NULL},
{"abs", (PyCFunction)THPModule_abs, METH_VARARGS, NULL},
{"trunc", (PyCFunction)THPModule_trunc, METH_VARARGS, NULL},
{"frac", (PyCFunction)THPModule_frac, METH_VARARGS, NULL},
{"mean", (PyCFunction)THPModule_mean, METH_VARARGS, NULL},
{"std", (PyCFunction)THPModule_std, METH_VARARGS, NULL},
{"var", (PyCFunction)THPModule_var, METH_VARARGS, NULL},
{"norm", (PyCFunction)THPModule_norm, METH_VARARGS, NULL},
{"cinv", (PyCFunction)THPModule_cinv, METH_VARARGS, NULL},
{"neg", (PyCFunction)THPModule_neg, METH_VARARGS, NULL},
{"add", (PyCFunction)THPModule_add, METH_VARARGS, NULL},
{"csub", (PyCFunction)THPModule_csub, METH_VARARGS, NULL},
{"mul", (PyCFunction)THPModule_mul, METH_VARARGS, NULL},
{"div", (PyCFunction)THPModule_div, METH_VARARGS, NULL},
{"fmod", (PyCFunction)THPModule_fmod, METH_VARARGS, NULL},
{"mod", (PyCFunction)THPModule_fmod, METH_VARARGS, NULL},
{"cmul", (PyCFunction)THPModule_cmul, METH_VARARGS, NULL},
{"cdiv", (PyCFunction)THPModule_cdiv, METH_VARARGS, NULL},
{"cfmod", (PyCFunction)THPModule_cfmod, METH_VARARGS, NULL},
{"cmod", (PyCFunction)THPModule_cfmod, METH_VARARGS, NULL},
{"min", (PyCFunction)THPModule_min, METH_VARARGS, NULL},
{"max", (PyCFunction)THPModule_max, METH_VARARGS, NULL},
{"cmax", (PyCFunction)THPModule_cmax, METH_VARARGS, NULL},
{"cmin", (PyCFunction)THPModule_cmin, METH_VARARGS, NULL},
{"cpow", (PyCFunction)THPModule_cpow, METH_VARARGS, NULL},
{"dot", (PyCFunction)THPModule_dot, METH_VARARGS, NULL},
{"sum", (PyCFunction)THPModule_sum, METH_VARARGS, NULL},
{"prod", (PyCFunction)THPModule_prod, METH_VARARGS, NULL},
{"remainder", (PyCFunction)THPModule_remainder, METH_VARARGS, NULL},
{"cremainder", (PyCFunction)THPModule_cremainder, METH_VARARGS, NULL},
{"cumsum", (PyCFunction)THPModule_cumsum, METH_VARARGS, NULL},
{"cumprod", (PyCFunction)THPModule_cumprod, METH_VARARGS, NULL},
{"clamp", (PyCFunction)THPModule_clamp, METH_VARARGS, NULL},
{"equal", (PyCFunction)THPModule_equal, METH_VARARGS, NULL},
{"eye", (PyCFunction)THPModule_eye, METH_VARARGS, NULL},
{"fill", (PyCFunction)THPModule_fill, METH_VARARGS, NULL},
{"diag", (PyCFunction)THPModule_diag, METH_VARARGS, NULL},
{"numel", (PyCFunction)THPModule_numel, METH_VARARGS, NULL},
{"sign", (PyCFunction)THPModule_sign, METH_VARARGS, NULL},
{"trace", (PyCFunction)THPModule_trace, METH_VARARGS, NULL},
{"tril", (PyCFunction)THPModule_tril, METH_VARARGS, NULL},
{"triu", (PyCFunction)THPModule_triu, METH_VARARGS, NULL},
{"zero", (PyCFunction)THPModule_zero, METH_VARARGS, NULL},
{"gt", (PyCFunction)THPModule_gt, METH_VARARGS, NULL},
{"lt", (PyCFunction)THPModule_lt, METH_VARARGS, NULL},
{"ge", (PyCFunction)THPModule_ge, METH_VARARGS, NULL},
{"le", (PyCFunction)THPModule_le, METH_VARARGS, NULL},
{"eq", (PyCFunction)THPModule_eq, METH_VARARGS, NULL},
{"ne", (PyCFunction)THPModule_ne, METH_VARARGS, NULL},
{"kthvalue", (PyCFunction)THPModule_kthvalue, METH_VARARGS, NULL},
{"mode", (PyCFunction)THPModule_mode, METH_VARARGS, NULL},
{"median", (PyCFunction)THPModule_median, METH_VARARGS, NULL},
{"cross", (PyCFunction)THPModule_cross, METH_VARARGS, NULL},
{"sort", (PyCFunction)THPModule_sort, METH_VARARGS, NULL},
{"topk", (PyCFunction)THPModule_topk, METH_VARARGS, NULL},
{"t", (PyCFunction)THPModule_t, METH_VARARGS, NULL},
{"transpose", (PyCFunction)THPModule_transpose, METH_VARARGS, NULL},
{"squeeze", (PyCFunction)THPModule_squeeze, METH_VARARGS, NULL},
{"nonzero", (PyCFunction)THPModule_nonzero, METH_VARARGS, NULL},
{"renorm", (PyCFunction)THPModule_renorm, METH_VARARGS, NULL},
{"dist", (PyCFunction)THPModule_dist, METH_VARARGS, NULL},
{"linspace", (PyCFunction)THPModule_linspace, METH_VARARGS, NULL},
{"logspace", (PyCFunction)THPModule_logspace, METH_VARARGS, NULL},
{"histc", (PyCFunction)THPModule_histc, METH_VARARGS, NULL},
{"atan2", (PyCFunction)THPModule_atan2, METH_VARARGS, NULL},
{"pow", (PyCFunction)THPModule_pow, METH_VARARGS, NULL},
{"lerp", (PyCFunction)THPModule_lerp, METH_VARARGS, NULL},
{"reshape", (PyCFunction)THPModule_reshape, METH_VARARGS, NULL},
{"zeros", (PyCFunction)THPModule_zeros, METH_VARARGS, NULL},
{"ones", (PyCFunction)THPModule_ones, METH_VARARGS, NULL},
{"index", (PyCFunction)THPModule_index, METH_VARARGS, NULL},
{"indexCopy", (PyCFunction)THPModule_indexCopy, METH_VARARGS, NULL},
{"indexAdd", (PyCFunction)THPModule_indexAdd, METH_VARARGS, NULL},
{"indexFill", (PyCFunction)THPModule_indexFill, METH_VARARGS, NULL},
{NULL, NULL, 0, NULL}
};
#if PY_MAJOR_VERSION != 2
static struct PyModuleDef torchmodule = {
PyModuleDef_HEAD_INIT,
"torch.C",
NULL,
-1,
TorchMethods
};
#endif
static void errorHandler(const char *msg, void *data)
{
fprintf(stderr, "%s\n", msg);
throw THException(msg);
}
static void errorHandlerArg(int argNumber, const char *msg, void *data)
{
fprintf(stderr, "%s\n", msg);
throw THArgException(msg, argNumber);
}
static void updateErrorHandlers()
{
THSetErrorHandler(errorHandler, NULL);
THSetArgErrorHandler(errorHandlerArg, NULL);
}
#if PY_MAJOR_VERSION == 2
PyMODINIT_FUNC initC()
#else
PyMODINIT_FUNC PyInit_C()
#endif
{
#if PY_MAJOR_VERSION == 2
ASSERT_TRUE(module = Py_InitModule("torch.C", TorchMethods));
#else
ASSERT_TRUE(module = PyModule_Create(&torchmodule));
#endif
ASSERT_TRUE(tensor_classes = PySet_New(NULL));
ASSERT_TRUE(PyObject_SetAttrString(module, "_tensorclasses", tensor_classes) == 0);
ASSERT_TRUE(THPDoubleStorage_init(module));
ASSERT_TRUE(THPFloatStorage_init(module));
ASSERT_TRUE(THPLongStorage_init(module));
ASSERT_TRUE(THPIntStorage_init(module));
ASSERT_TRUE(THPShortStorage_init(module));
ASSERT_TRUE(THPCharStorage_init(module));
ASSERT_TRUE(THPByteStorage_init(module));
ASSERT_TRUE(THPDoubleTensor_init(module));
ASSERT_TRUE(THPFloatTensor_init(module));
ASSERT_TRUE(THPLongTensor_init(module));
ASSERT_TRUE(THPIntTensor_init(module));
ASSERT_TRUE(THPShortTensor_init(module));
ASSERT_TRUE(THPCharTensor_init(module));
ASSERT_TRUE(THPByteTensor_init(module));
updateErrorHandlers();
#if PY_MAJOR_VERSION == 2
#else
return module;
#endif
}
#undef ASSERT_TRUE