diff options
Diffstat (limited to 'Objects/namespaceobject.c')
| -rw-r--r-- | Objects/namespaceobject.c | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/Objects/namespaceobject.c b/Objects/namespaceobject.c deleted file mode 100644 index ddad39a..0000000 --- a/Objects/namespaceobject.c +++ /dev/null @@ -1,263 +0,0 @@ -// namespace object implementation - -#include "Python.h" -#include "structmember.h" - - -typedef struct { - PyObject_HEAD - PyObject *ns_dict; -} _PyNamespaceObject; - - -static PyMemberDef namespace_members[] = { - {"__dict__", T_OBJECT, offsetof(_PyNamespaceObject, ns_dict), READONLY}, - {NULL} -}; - - -// Methods - -static PyObject * -namespace_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PyObject *self; - - assert(type != NULL && type->tp_alloc != NULL); - self = type->tp_alloc(type, 0); - if (self != NULL) { - _PyNamespaceObject *ns = (_PyNamespaceObject *)self; - ns->ns_dict = PyDict_New(); - if (ns->ns_dict == NULL) { - Py_DECREF(ns); - return NULL; - } - } - return self; -} - - -static int -namespace_init(_PyNamespaceObject *ns, PyObject *args, PyObject *kwds) -{ - if (PyTuple_GET_SIZE(args) != 0) { - PyErr_Format(PyExc_TypeError, "no positional arguments expected"); - return -1; - } - if (kwds == NULL) { - return 0; - } - if (!PyArg_ValidateKeywordArguments(kwds)) { - return -1; - } - return PyDict_Update(ns->ns_dict, kwds); -} - - -static void -namespace_dealloc(_PyNamespaceObject *ns) -{ - PyObject_GC_UnTrack(ns); - Py_CLEAR(ns->ns_dict); - Py_TYPE(ns)->tp_free((PyObject *)ns); -} - - -static PyObject * -namespace_repr(PyObject *ns) -{ - int i, loop_error = 0; - PyObject *pairs = NULL, *d = NULL, *keys = NULL, *keys_iter = NULL; - PyObject *key; - PyObject *separator, *pairsrepr, *repr = NULL; - const char * name; - - name = (Py_TYPE(ns) == &_PyNamespace_Type) ? "namespace" - : ns->ob_type->tp_name; - - i = Py_ReprEnter(ns); - if (i != 0) { - return i > 0 ? PyUnicode_FromFormat("%s(...)", name) : NULL; - } - - pairs = PyList_New(0); - if (pairs == NULL) - goto error; - - d = ((_PyNamespaceObject *)ns)->ns_dict; - assert(d != NULL); - Py_INCREF(d); - - keys = PyDict_Keys(d); - if (keys == NULL) - goto error; - if (PyList_Sort(keys) != 0) - goto error; - - keys_iter = PyObject_GetIter(keys); - if (keys_iter == NULL) - goto error; - - while ((key = PyIter_Next(keys_iter)) != NULL) { - if (PyUnicode_Check(key) && PyUnicode_GET_LENGTH(key) > 0) { - PyObject *value, *item; - - value = PyDict_GetItemWithError(d, key); - if (value != NULL) { - item = PyUnicode_FromFormat("%U=%R", key, value); - if (item == NULL) { - loop_error = 1; - } - else { - loop_error = PyList_Append(pairs, item); - Py_DECREF(item); - } - } - else if (PyErr_Occurred()) { - loop_error = 1; - } - } - - Py_DECREF(key); - if (loop_error) - goto error; - } - - separator = PyUnicode_FromString(", "); - if (separator == NULL) - goto error; - - pairsrepr = PyUnicode_Join(separator, pairs); - Py_DECREF(separator); - if (pairsrepr == NULL) - goto error; - - repr = PyUnicode_FromFormat("%s(%S)", name, pairsrepr); - Py_DECREF(pairsrepr); - -error: - Py_XDECREF(pairs); - Py_XDECREF(d); - Py_XDECREF(keys); - Py_XDECREF(keys_iter); - Py_ReprLeave(ns); - - return repr; -} - - -static int -namespace_traverse(_PyNamespaceObject *ns, visitproc visit, void *arg) -{ - Py_VISIT(ns->ns_dict); - return 0; -} - - -static int -namespace_clear(_PyNamespaceObject *ns) -{ - Py_CLEAR(ns->ns_dict); - return 0; -} - - -static PyObject * -namespace_richcompare(PyObject *self, PyObject *other, int op) -{ - if (PyObject_TypeCheck(self, &_PyNamespace_Type) && - PyObject_TypeCheck(other, &_PyNamespace_Type)) - return PyObject_RichCompare(((_PyNamespaceObject *)self)->ns_dict, - ((_PyNamespaceObject *)other)->ns_dict, op); - Py_RETURN_NOTIMPLEMENTED; -} - - -PyDoc_STRVAR(namespace_reduce__doc__, "Return state information for pickling"); - -static PyObject * -namespace_reduce(_PyNamespaceObject *ns, PyObject *Py_UNUSED(ignored)) -{ - PyObject *result, *args = PyTuple_New(0); - - if (!args) - return NULL; - - result = PyTuple_Pack(3, (PyObject *)Py_TYPE(ns), args, ns->ns_dict); - Py_DECREF(args); - return result; -} - - -static PyMethodDef namespace_methods[] = { - {"__reduce__", (PyCFunction)namespace_reduce, METH_NOARGS, - namespace_reduce__doc__}, - {NULL, NULL} // sentinel -}; - - -PyDoc_STRVAR(namespace_doc, -"A simple attribute-based namespace.\n\ -\n\ -SimpleNamespace(**kwargs)"); - -PyTypeObject _PyNamespace_Type = { - PyVarObject_HEAD_INIT(&PyType_Type, 0) - "types.SimpleNamespace", /* tp_name */ - sizeof(_PyNamespaceObject), /* tp_basicsize */ - 0, /* tp_itemsize */ - (destructor)namespace_dealloc, /* tp_dealloc */ - 0, /* tp_vectorcall_offset */ - 0, /* tp_getattr */ - 0, /* tp_setattr */ - 0, /* tp_as_async */ - (reprfunc)namespace_repr, /* tp_repr */ - 0, /* tp_as_number */ - 0, /* tp_as_sequence */ - 0, /* tp_as_mapping */ - 0, /* tp_hash */ - 0, /* tp_call */ - 0, /* tp_str */ - PyObject_GenericGetAttr, /* tp_getattro */ - PyObject_GenericSetAttr, /* tp_setattro */ - 0, /* tp_as_buffer */ - Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC | - Py_TPFLAGS_BASETYPE, /* tp_flags */ - namespace_doc, /* tp_doc */ - (traverseproc)namespace_traverse, /* tp_traverse */ - (inquiry)namespace_clear, /* tp_clear */ - namespace_richcompare, /* tp_richcompare */ - 0, /* tp_weaklistoffset */ - 0, /* tp_iter */ - 0, /* tp_iternext */ - namespace_methods, /* tp_methods */ - namespace_members, /* tp_members */ - 0, /* tp_getset */ - 0, /* tp_base */ - 0, /* tp_dict */ - 0, /* tp_descr_get */ - 0, /* tp_descr_set */ - offsetof(_PyNamespaceObject, ns_dict), /* tp_dictoffset */ - (initproc)namespace_init, /* tp_init */ - PyType_GenericAlloc, /* tp_alloc */ - (newfunc)namespace_new, /* tp_new */ - PyObject_GC_Del, /* tp_free */ -}; - - -PyObject * -_PyNamespace_New(PyObject *kwds) -{ - PyObject *ns = namespace_new(&_PyNamespace_Type, NULL, NULL); - if (ns == NULL) - return NULL; - - if (kwds == NULL) - return ns; - if (PyDict_Update(((_PyNamespaceObject *)ns)->ns_dict, kwds) != 0) { - Py_DECREF(ns); - return NULL; - } - - return (PyObject *)ns; -} |