Move the 3k reST doc tree in place.

Doc/includes/noddy4.c

@@ -0,0 +1,224 @@
+#include <Python.h>
+#include "structmember.h"
+
+typedef struct {
+    PyObject_HEAD
+    PyObject *first;
+    PyObject *last;
+    int number;
+} Noddy;
+
+static int
+Noddy_traverse(Noddy *self, visitproc visit, void *arg)
+{
+    int vret;
+
+    if (self->first) {
+        vret = visit(self->first, arg);
+        if (vret != 0)
+            return vret;
+    }
+    if (self->last) {
+        vret = visit(self->last, arg);
+        if (vret != 0)
+            return vret;
+    }
+
+    return 0;
+}
+
+static int 
+Noddy_clear(Noddy *self)
+{
+    PyObject *tmp;
+
+    tmp = self->first;
+    self->first = NULL;
+    Py_XDECREF(tmp);
+
+    tmp = self->last;
+    self->last = NULL;
+    Py_XDECREF(tmp);
+
+    return 0;
+}
+
+static void
+Noddy_dealloc(Noddy* self)
+{
+    Noddy_clear(self);
+    self->ob_type->tp_free((PyObject*)self);
+}
+
+static PyObject *
+Noddy_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+    Noddy *self;
+
+    self = (Noddy *)type->tp_alloc(type, 0);
+    if (self != NULL) {
+        self->first = PyString_FromString("");
+        if (self->first == NULL)
+          {
+            Py_DECREF(self);
+            return NULL;
+          }
+        
+        self->last = PyString_FromString("");
+        if (self->last == NULL)
+          {
+            Py_DECREF(self);
+            return NULL;
+          }
+
+        self->number = 0;
+    }
+
+    return (PyObject *)self;
+}
+
+static int
+Noddy_init(Noddy *self, PyObject *args, PyObject *kwds)
+{
+    PyObject *first=NULL, *last=NULL, *tmp;
+
+    static char *kwlist[] = {"first", "last", "number", NULL};
+
+    if (! PyArg_ParseTupleAndKeywords(args, kwds, "|OOi", kwlist, 
+                                      &first, &last, 
+                                      &self->number))
+        return -1; 
+
+    if (first) {
+        tmp = self->first;
+        Py_INCREF(first);
+        self->first = first;
+        Py_XDECREF(tmp);
+    }
+
+    if (last) {
+        tmp = self->last;
+        Py_INCREF(last);
+        self->last = last;
+        Py_XDECREF(tmp);
+    }
+
+    return 0;
+}
+
+
+static PyMemberDef Noddy_members[] = {
+    {"first", T_OBJECT_EX, offsetof(Noddy, first), 0,
+     "first name"},
+    {"last", T_OBJECT_EX, offsetof(Noddy, last), 0,
+     "last name"},
+    {"number", T_INT, offsetof(Noddy, number), 0,
+     "noddy number"},
+    {NULL}  /* Sentinel */
+};
+
+static PyObject *
+Noddy_name(Noddy* self)
+{
+    static PyObject *format = NULL;
+    PyObject *args, *result;
+
+    if (format == NULL) {
+        format = PyString_FromString("%s %s");
+        if (format == NULL)
+            return NULL;
+    }
+
+    if (self->first == NULL) {
+        PyErr_SetString(PyExc_AttributeError, "first");
+        return NULL;
+    }
+
+    if (self->last == NULL) {
+        PyErr_SetString(PyExc_AttributeError, "last");
+        return NULL;
+    }
+
+    args = Py_BuildValue("OO", self->first, self->last);
+    if (args == NULL)
+        return NULL;
+
+    result = PyString_Format(format, args);
+    Py_DECREF(args);
+    
+    return result;
+}
+
+static PyMethodDef Noddy_methods[] = {
+    {"name", (PyCFunction)Noddy_name, METH_NOARGS,
+     "Return the name, combining the first and last name"
+    },
+    {NULL}  /* Sentinel */
+};
+
+static PyTypeObject NoddyType = {
+    PyObject_HEAD_INIT(NULL)
+    0,                         /*ob_size*/
+    "noddy.Noddy",             /*tp_name*/
+    sizeof(Noddy),             /*tp_basicsize*/
+    0,                         /*tp_itemsize*/
+    (destructor)Noddy_dealloc, /*tp_dealloc*/
+    0,                         /*tp_print*/
+    0,                         /*tp_getattr*/
+    0,                         /*tp_setattr*/
+    0,                         /*tp_compare*/
+    0,                         /*tp_repr*/
+    0,                         /*tp_as_number*/
+    0,                         /*tp_as_sequence*/
+    0,                         /*tp_as_mapping*/
+    0,                         /*tp_hash */
+    0,                         /*tp_call*/
+    0,                         /*tp_str*/
+    0,                         /*tp_getattro*/
+    0,                         /*tp_setattro*/
+    0,                         /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_GC, /*tp_flags*/
+    "Noddy objects",           /* tp_doc */
+    (traverseproc)Noddy_traverse,   /* tp_traverse */
+    (inquiry)Noddy_clear,           /* tp_clear */
+    0,		               /* tp_richcompare */
+    0,		               /* tp_weaklistoffset */
+    0,		               /* tp_iter */
+    0,		               /* tp_iternext */
+    Noddy_methods,             /* tp_methods */
+    Noddy_members,             /* tp_members */
+    0,                         /* tp_getset */
+    0,                         /* tp_base */
+    0,                         /* tp_dict */
+    0,                         /* tp_descr_get */
+    0,                         /* tp_descr_set */
+    0,                         /* tp_dictoffset */
+    (initproc)Noddy_init,      /* tp_init */
+    0,                         /* tp_alloc */
+    Noddy_new,                 /* tp_new */
+};
+
+static PyMethodDef module_methods[] = {
+    {NULL}  /* Sentinel */
+};
+
+#ifndef PyMODINIT_FUNC	/* declarations for DLL import/export */
+#define PyMODINIT_FUNC void
+#endif
+PyMODINIT_FUNC
+initnoddy4(void) 
+{
+    PyObject* m;
+
+    if (PyType_Ready(&NoddyType) < 0)
+        return;
+
+    m = Py_InitModule3("noddy4", module_methods,
+                       "Example module that creates an extension type.");
+
+    if (m == NULL)
+      return;
+
+    Py_INCREF(&NoddyType);
+    PyModule_AddObject(m, "Noddy", (PyObject *)&NoddyType);
+}