pytorch/torch/csrc/jit/init.cpp
2017-09-05 17:48:55 -04:00

54 lines
1.6 KiB
C++

#include <Python.h>
#include "THP.h"
#include "torch/csrc/jit/ir.h"
#include "torch/csrc/jit/graph_fuser.h"
#include "torch/csrc/jit/python_tracer.h"
#include "torch/csrc/jit/python_ir.h"
PyObject * THPJIT_initExtension(PyObject *_unused)
{
PyObject *jit_module = PyImport_ImportModule("torch.jit");
THPUtils_assert(jit_module, "class loader couldn't access "
"torch.jit module");
PyObject *jit_dict = PyModule_GetDict(jit_module);
THPGraphClass = PyMapping_GetItemString(jit_dict,(char*)"Graph");
THPUtils_assert(THPGraphClass, "couldn't find "
"Graph class in torch.jit module");
Py_RETURN_TRUE;
}
namespace {
using namespace torch::jit;
using pass_type = std::unique_ptr<Graph> (std::unique_ptr<Graph>);
template<pass_type optimizer>
PyObject * wrap_optimizer(PyObject *_unused, PyObject *py_graph) {
HANDLE_TH_ERRORS
THPUtils_assert(THPGraph_Check(py_graph), "expected a Graph instance");
THPGraph *graph = (THPGraph*)py_graph;
graph->cdata = optimizer(std::unique_ptr<Graph>{graph->cdata}).release();
Py_RETURN_NONE;
END_HANDLE_TH_ERRORS
}
struct PyMethodDef _THPJIT_methods[] = {
{"_jit_init", (PyCFunction)THPJIT_initExtension, METH_NOARGS, NULL},
{"_tracer_enter", (PyCFunction)THPTracer_enter, METH_VARARGS, NULL},
{"_tracer_exit", (PyCFunction)THPTracer_exit, METH_VARARGS, NULL},
{"_jit_createAutogradClosure", (PyCFunction)THPTracer_createAutogradClosure, METH_O, NULL},
{"_jit_optim_fuse", (PyCFunction)wrap_optimizer<FuseGraph>, METH_O, NULL},
{NULL}
};
} // anonymous namespace
PyMethodDef* THPJIT_methods() {
return _THPJIT_methods;
}