示例#1
0
static PyObject *__Pyx_Generator_Send(PyObject *self, PyObject *value) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject*) self;
    PyObject *yf = gen->yieldfrom;
    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
        return NULL;
    if (yf) {
        PyObject *ret;
        // FIXME: does this really need an INCREF() ?
        //Py_INCREF(yf);
        gen->is_running = 1;
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Generator_Send(yf, value);
        } else {
            if (value == Py_None)
                ret = PyIter_Next(yf);
            else
                ret = __Pyx_PyObject_CallMethod1(yf, PYIDENT("send"), value);
        }
        gen->is_running = 0;
        //Py_DECREF(yf);
        if (likely(ret)) {
            return ret;
        }
        return __Pyx_Generator_FinishDelegation(gen);
    }
    return __Pyx_Generator_SendEx(gen, value);
}
示例#2
0
//   This helper function is used by gen_close and gen_throw to
//   close a subiterator being delegated to by yield-from.
static int __Pyx_Generator_CloseIter(__pyx_GeneratorObject *gen, PyObject *yf) {
    PyObject *retval = NULL;
    int err = 0;

    if (__Pyx_Generator_CheckExact(yf)) {
        retval = __Pyx_Generator_Close(yf);
        if (!retval)
            return -1;
    } else {
        PyObject *meth;
        gen->is_running = 1;
        meth = PyObject_GetAttr(yf, PYIDENT("close"));
        if (unlikely(!meth)) {
            if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                PyErr_WriteUnraisable(yf);
            }
            PyErr_Clear();
        } else {
            retval = PyObject_CallFunction(meth, NULL);
            Py_DECREF(meth);
            if (!retval)
                err = -1;
        }
        gen->is_running = 0;
    }
    Py_XDECREF(retval);
    return err;
}
示例#3
0
static PyObject *__Pyx_Generator_Throw(PyObject *self, PyObject *args) {
    __pyx_GeneratorObject *gen = (__pyx_GeneratorObject *) self;
    PyObject *typ;
    PyObject *tb = NULL;
    PyObject *val = NULL;
    PyObject *yf = gen->yieldfrom;

    if (!PyArg_UnpackTuple(args, (char *)"throw", 1, 3, &typ, &val, &tb))
        return NULL;

    if (unlikely(__Pyx_Generator_CheckRunning(gen)))
        return NULL;

    if (yf) {
        PyObject *ret;
        Py_INCREF(yf);
#if PY_VERSION_HEX >= 0x02050000
        if (PyErr_GivenExceptionMatches(typ, PyExc_GeneratorExit)) {
            int err = __Pyx_Generator_CloseIter(gen, yf);
            Py_DECREF(yf);
            __Pyx_Generator_Undelegate(gen);
            if (err < 0)
                return __Pyx_Generator_SendEx(gen, NULL);
            goto throw_here;
        }
#endif
        gen->is_running = 1;
        if (__Pyx_Generator_CheckExact(yf)) {
            ret = __Pyx_Generator_Throw(yf, args);
        } else {
            PyObject *meth = PyObject_GetAttr(yf, PYIDENT("throw"));
            if (unlikely(!meth)) {
                Py_DECREF(yf);
                if (!PyErr_ExceptionMatches(PyExc_AttributeError)) {
                    gen->is_running = 0;
                    return NULL;
                }
                PyErr_Clear();
                __Pyx_Generator_Undelegate(gen);
                gen->is_running = 0;
                goto throw_here;
            }
            ret = PyObject_CallObject(meth, args);
            Py_DECREF(meth);
        }
        gen->is_running = 0;
        Py_DECREF(yf);
        if (!ret) {
            ret = __Pyx_Generator_FinishDelegation(gen);
        }
        return ret;
    }
throw_here:
    __Pyx_Raise(typ, val, tb, NULL);
    return __Pyx_Generator_SendEx(gen, NULL);
}
示例#4
0
文件: Builtins.c 项目: GIScarl/cython
static PyObject* __Pyx_Globals(void) {
    Py_ssize_t i;
    //PyObject *d;
    PyObject *names = NULL;
    PyObject *globals = PyObject_GetAttr($module_cname, PYIDENT("__dict__"));
    if (!globals) {
        PyErr_SetString(PyExc_TypeError,
            "current module must have __dict__ attribute");
        goto bad;
    }
    names = PyObject_Dir($module_cname);
    if (!names)
        goto bad;
    for (i = PyList_GET_SIZE(names)-1; i >= 0; i--) {
#if CYTHON_COMPILING_IN_PYPY
        PyObject* name = PySequence_GetItem(names, i);
        if (!name)
            goto bad;
#else
        PyObject* name = PyList_GET_ITEM(names, i);
#endif
        if (!PyDict_Contains(globals, name)) {
            PyObject* value = __Pyx_GetAttr($module_cname, name);
            if (!value) {
#if CYTHON_COMPILING_IN_PYPY
                Py_DECREF(name);
#endif
                goto bad;
            }
            if (PyDict_SetItem(globals, name, value) < 0) {
#if CYTHON_COMPILING_IN_PYPY
                Py_DECREF(name);
#endif
                Py_DECREF(value);
                goto bad;
            }
        }
#if CYTHON_COMPILING_IN_PYPY
        Py_DECREF(name);
#endif
    }
    Py_DECREF(names);
    return globals;
    // d = PyDictProxy_New(globals);
    // Py_DECREF(globals);
    // return d;
bad:
    Py_XDECREF(names);
    Py_XDECREF(globals);
    return NULL;
}
示例#5
0
static int __Pyx_CLineForTraceback(PyThreadState *tstate, int c_line) {
    PyObject *use_cline;
    PyObject *ptype, *pvalue, *ptraceback;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject **cython_runtime_dict;
#endif
    __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);

#if CYTHON_COMPILING_IN_CPYTHON
    cython_runtime_dict = _PyObject_GetDictPtr(${cython_runtime_cname});
    if (likely(cython_runtime_dict)) {
        __PYX_PY_DICT_LOOKUP_IF_MODIFIED(
            use_cline, *cython_runtime_dict,
            __Pyx_PyDict_GetItemStr(*cython_runtime_dict, PYIDENT("cline_in_traceback")))
    } else
#endif
    {
示例#6
0
文件: Builtins.c 项目: B-Rich/cython
static PyObject* __Pyx_PyExec3(PyObject* o, PyObject* globals, PyObject* locals) {
    PyObject* result;
    PyObject* s = 0;
    char *code = 0;

    if (!globals || globals == Py_None) {
        globals = PyModule_GetDict($module_cname);
        if (!globals)
            goto bad;
    } else if (!PyDict_Check(globals)) {
        PyErr_Format(PyExc_TypeError, "exec() arg 2 must be a dict, not %.200s",
                     Py_TYPE(globals)->tp_name);
        goto bad;
    }
    if (!locals || locals == Py_None) {
        locals = globals;
    }

    if (PyDict_GetItem(globals, PYIDENT("__builtins__")) == NULL) {
        if (PyDict_SetItem(globals, PYIDENT("__builtins__"), PyEval_GetBuiltins()) < 0)
            goto bad;
    }

    if (PyCode_Check(o)) {
        if (PyCode_GetNumFree((PyCodeObject *)o) > 0) {
            PyErr_SetString(PyExc_TypeError,
                "code object passed to exec() may not contain free variables");
            goto bad;
        }
        #if PY_VERSION_HEX < 0x030200B1
        result = PyEval_EvalCode((PyCodeObject *)o, globals, locals);
        #else
        result = PyEval_EvalCode(o, globals, locals);
        #endif
    } else {
        PyCompilerFlags cf;
        cf.cf_flags = 0;
        if (PyUnicode_Check(o)) {
            cf.cf_flags = PyCF_SOURCE_IS_UTF8;
            s = PyUnicode_AsUTF8String(o);
            if (!s) goto bad;
            o = s;
        #if PY_MAJOR_VERSION >= 3
        } else if (!PyBytes_Check(o)) {
        #else
        } else if (!PyString_Check(o)) {
        #endif
            PyErr_Format(PyExc_TypeError,
                "exec: arg 1 must be string, bytes or code object, got %.200s",
                Py_TYPE(o)->tp_name);
            goto bad;
        }
        #if PY_MAJOR_VERSION >= 3
        code = PyBytes_AS_STRING(o);
        #else
        code = PyString_AS_STRING(o);
        #endif
        if (PyEval_MergeCompilerFlags(&cf)) {
            result = PyRun_StringFlags(code, Py_file_input, globals, locals, &cf);
        } else {
            result = PyRun_String(code, Py_file_input, globals, locals);
        }
        Py_XDECREF(s);
    }

    return result;
bad:
    Py_XDECREF(s);
    return 0;
}
示例#7
0
文件: Builtins.c 项目: B-Rich/cython
static CYTHON_INLINE PyObject* __Pyx_PyDict_ViewItems(PyObject* d) {
    return __Pyx_PyObject_CallMethod0(d, (PY_MAJOR_VERSION >= 3) ? PYIDENT("items") : PYIDENT("viewitems"));
}
示例#8
0
文件: Builtins.c 项目: B-Rich/cython
static CYTHON_INLINE PyObject* __Pyx_PyDict_IterValues(PyObject* d) {
    return __Pyx_PyObject_CallMethod0(d, (PY_MAJOR_VERSION >= 3) ? PYIDENT("values") : PYIDENT("itervalues"));
}
示例#9
0
文件: Builtins.c 项目: B-Rich/cython
static CYTHON_INLINE PyObject* __Pyx_PyDict_Items(PyObject* d) {
    if (PY_MAJOR_VERSION >= 3)
        return __Pyx_PyObject_CallMethod1((PyObject*)&PyDict_Type, PYIDENT("items"), d);
    else
        return PyDict_Items(d);
}
示例#10
0
    PyObject *ptype, *pvalue, *ptraceback;
#if CYTHON_COMPILING_IN_CPYTHON
    PyObject **cython_runtime_dict;
#endif
    __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);

#if CYTHON_COMPILING_IN_CPYTHON
    cython_runtime_dict = _PyObject_GetDictPtr(${cython_runtime_cname});
    if (likely(cython_runtime_dict)) {
        __PYX_PY_DICT_LOOKUP_IF_MODIFIED(
            use_cline, *cython_runtime_dict,
            __Pyx_PyDict_GetItemStr(*cython_runtime_dict, PYIDENT("cline_in_traceback")))
    } else
#endif
    {
      PyObject *use_cline_obj = __Pyx_PyObject_GetAttrStr(${cython_runtime_cname}, PYIDENT("cline_in_traceback"));
      if (use_cline_obj) {
        use_cline = PyObject_Not(use_cline_obj) ? Py_False : Py_True;
        Py_DECREF(use_cline_obj);
      } else {
        PyErr_Clear();
        use_cline = NULL;
      }
    }
    if (!use_cline) {
        c_line = 0;
        PyObject_SetAttr(${cython_runtime_cname}, PYIDENT("cline_in_traceback"), Py_False);
    }
    else if (use_cline == Py_False || (use_cline != Py_True && PyObject_Not(use_cline) != 0)) {
        c_line = 0;
    }
示例#11
0
static int __Pyx_PyGen_FetchStopIterationValue(PyObject **pvalue) {
    PyObject *et, *ev, *tb;
    PyObject *value = NULL;

    __Pyx_ErrFetch(&et, &ev, &tb);

    if (!et) {
        Py_XDECREF(tb);
        Py_XDECREF(ev);
        Py_INCREF(Py_None);
        *pvalue = Py_None;
        return 0;
    }

    if (unlikely(et != PyExc_StopIteration) &&
            unlikely(!PyErr_GivenExceptionMatches(et, PyExc_StopIteration))) {
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }

    // most common case: plain StopIteration without or with separate argument
    if (likely(et == PyExc_StopIteration)) {
        if (likely(!ev) || !PyObject_IsInstance(ev, PyExc_StopIteration)) {
            // PyErr_SetObject() and friends put the value directly into ev
            if (!ev) {
                Py_INCREF(Py_None);
                ev = Py_None;
            }
            Py_XDECREF(tb);
            Py_DECREF(et);
            *pvalue = ev;
            return 0;
        }
    }
    // otherwise: normalise and check what that gives us
    PyErr_NormalizeException(&et, &ev, &tb);
    if (unlikely(!PyObject_IsInstance(ev, PyExc_StopIteration))) {
        // looks like normalisation failed - raise the new exception
        __Pyx_ErrRestore(et, ev, tb);
        return -1;
    }
    Py_XDECREF(tb);
    Py_DECREF(et);
#if PY_VERSION_HEX >= 0x030300A0
    value = ((PyStopIterationObject *)ev)->value;
    Py_INCREF(value);
    Py_DECREF(ev);
#else
    {
        PyObject* args = PyObject_GetAttr(ev, PYIDENT("args"));
        Py_DECREF(ev);
        if (likely(args)) {
            value = PyObject_GetItem(args, 0);
            Py_DECREF(args);
        }
        if (unlikely(!value)) {
            __Pyx_ErrRestore(NULL, NULL, NULL);
            Py_INCREF(Py_None);
            value = Py_None;
        }
    }
#endif
    *pvalue = value;
    return 0;
}
示例#12
0
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, int level) {
    PyObject *empty_list = 0;
    PyObject *module = 0;
    PyObject *global_dict = 0;
    PyObject *empty_dict = 0;
    PyObject *list;
    #if PY_VERSION_HEX < 0x03030000
    PyObject *py_import;
    py_import = __Pyx_PyObject_GetAttrStr($builtins_cname, PYIDENT("__import__"));
    if (!py_import)
        goto bad;
    #endif
    if (from_list)
        list = from_list;
    else {
        empty_list = PyList_New(0);
        if (!empty_list)
            goto bad;
        list = empty_list;
    }
    global_dict = PyModule_GetDict($module_cname);
    if (!global_dict)
        goto bad;
    empty_dict = PyDict_New();
    if (!empty_dict)
        goto bad;
    {
        #if PY_MAJOR_VERSION >= 3
        if (level == -1) {
            if (strchr(__Pyx_MODULE_NAME, '.')) {
                /* try package relative import first */
                #if PY_VERSION_HEX < 0x03030000
                PyObject *py_level = PyInt_FromLong(1);
                if (!py_level)
                    goto bad;
                module = PyObject_CallFunctionObjArgs(py_import,
                    name, global_dict, empty_dict, list, py_level, NULL);
                Py_DECREF(py_level);
                #else
                module = PyImport_ImportModuleLevelObject(
                    name, global_dict, empty_dict, list, 1);
                #endif
                if (!module) {
                    if (!PyErr_ExceptionMatches(PyExc_ImportError))
                        goto bad;
                    PyErr_Clear();
                }
            }
            level = 0; /* try absolute import on failure */
        }
        #endif
        if (!module) {
            #if PY_VERSION_HEX < 0x03030000
            PyObject *py_level = PyInt_FromLong(level);
            if (!py_level)
                goto bad;
            module = PyObject_CallFunctionObjArgs(py_import,
                name, global_dict, empty_dict, list, py_level, NULL);
            Py_DECREF(py_level);
            #else
            module = PyImport_ImportModuleLevelObject(
                name, global_dict, empty_dict, list, level);
            #endif
        }
    }
bad:
    #if PY_VERSION_HEX < 0x03030000
    Py_XDECREF(py_import);
    #endif
    Py_XDECREF(empty_list);
    Py_XDECREF(empty_dict);
    return module;
}