[Stackless-checkins] CVS: slpdev/src/2.2/src/Doc/ext noddy.c, NONE, 1.1 noddy2.c, NONE, 1.1 noddy3.c, NONE, 1.1 noddy4.c, NONE, 1.1 setup.py, NONE, 1.1 test.py, NONE, 1.1
Christian Tismer
tismer at centera.de
Sat May 1 02:54:05 CEST 2004
Update of /home/cvs/slpdev/src/2.2/src/Doc/ext
In directory centera.de:/home/tismer/slpdev/src/2.2/src/Doc/ext
Added Files:
noddy.c noddy2.c noddy3.c noddy4.c setup.py test.py
Log Message:
added files
--- NEW FILE: noddy.c ---
#include <Python.h>
typedef struct {
PyObject_HEAD
/* Type-specific fields go here. */
} noddy_NoddyObject;
static PyTypeObject noddy_NoddyType = {
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"noddy.Noddy", /*tp_name*/
sizeof(noddy_NoddyObject), /*tp_basicsize*/
0, /*tp_itemsize*/
0, /*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, /*tp_flags*/
"Noddy objects", /* tp_doc */
};
static PyMethodDef noddy_methods[] = {
{NULL} /* Sentinel */
};
#ifndef PyMODINIT_FUNC /* declarations for DLL import/export */
#define PyMODINIT_FUNC void
#endif
PyMODINIT_FUNC
initnoddy(void)
{
PyObject* m;
noddy_NoddyType.tp_new = PyType_GenericNew;
if (PyType_Ready(&noddy_NoddyType) < 0)
return;
m = Py_InitModule3("noddy", noddy_methods,
"Example module that creates an extension type.");
Py_INCREF(&noddy_NoddyType);
PyModule_AddObject(m, "Noddy", (PyObject *)&noddy_NoddyType);
}
--- NEW FILE: noddy2.c ---
#include <Python.h>
#include "structmember.h"
typedef struct {
PyObject_HEAD
PyObject *first;
PyObject *last;
int number;
} Noddy;
static void
Noddy_dealloc(Noddy* self)
{
Py_XDECREF(self->first);
Py_XDECREF(self->last);
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;
static char *kwlist[] = {"first", "last", "number", NULL};
if (! PyArg_ParseTupleAndKeywords(args, kwds, "|OOi", kwlist,
&first, &last,
&self->number))
return -1;
if (first) {
Py_XDECREF(self->first);
Py_INCREF(first);
self->first = first;
}
if (last) {
Py_XDECREF(self->last);
Py_INCREF(last);
self->last = last;
}
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, /*tp_flags*/
"Noddy objects", /* tp_doc */
0, /* tp_traverse */
0, /* 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
initnoddy2(void)
{
PyObject* m;
if (PyType_Ready(&NoddyType) < 0)
return;
m = Py_InitModule3("noddy2", module_methods,
"Example module that creates an extension type.");
if (m == NULL)
return;
Py_INCREF(&NoddyType);
PyModule_AddObject(m, "Noddy", (PyObject *)&NoddyType);
}
--- NEW FILE: noddy3.c ---
#include <Python.h>
#include "structmember.h"
typedef struct {
PyObject_HEAD
PyObject *first;
PyObject *last;
int number;
} Noddy;
static void
Noddy_dealloc(Noddy* self)
{
Py_XDECREF(self->first);
Py_XDECREF(self->last);
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;
static char *kwlist[] = {"first", "last", "number", NULL};
if (! PyArg_ParseTupleAndKeywords(args, kwds, "|OOi", kwlist,
&first, &last,
&self->number))
return -1;
if (first) {
Py_DECREF(self->first);
Py_INCREF(first);
self->first = first;
}
if (last) {
Py_DECREF(self->last);
Py_INCREF(last);
self->last = last;
}
return 0;
}
static PyMemberDef Noddy_members[] = {
{"number", T_INT, offsetof(Noddy, number), 0,
"noddy number"},
{NULL} /* Sentinel */
};
static PyObject *
Noddy_getfirst(Noddy *self, void *closure)
{
Py_INCREF(self->first);
return self->first;
}
static int
Noddy_setfirst(Noddy *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "Cannot delete the first attribute");
return -1;
}
if (! PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"The first attribute value must be a string");
return -1;
}
Py_DECREF(self->first);
Py_INCREF(value);
self->first = value;
return 0;
}
static PyObject *
Noddy_getlast(Noddy *self, void *closure)
{
Py_INCREF(self->last);
return self->last;
}
static int
Noddy_setlast(Noddy *self, PyObject *value, void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "Cannot delete the last attribute");
return -1;
}
if (! PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"The last attribute value must be a string");
return -1;
}
Py_DECREF(self->last);
Py_INCREF(value);
self->last = value;
return 0;
}
static PyGetSetDef Noddy_getseters[] = {
{"first",
(getter)Noddy_getfirst, (setter)Noddy_setfirst,
"first name",
NULL},
{"last",
(getter)Noddy_getlast, (setter)Noddy_setlast,
"last name",
NULL},
{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;
}
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, /*tp_flags*/
"Noddy objects", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
Noddy_methods, /* tp_methods */
Noddy_members, /* tp_members */
Noddy_getseters, /* 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
initnoddy3(void)
{
PyObject* m;
if (PyType_Ready(&NoddyType) < 0)
return;
m = Py_InitModule3("noddy3", module_methods,
"Example module that creates an extension type.");
if (m == NULL)
return;
Py_INCREF(&NoddyType);
PyModule_AddObject(m, "Noddy", (PyObject *)&NoddyType);
}
--- NEW FILE: noddy4.c ---
#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)
{
if (self->first && visit(self->first, arg) < 0)
return -1;
if (self->last && visit(self->last, arg) < 0)
return -1;
return 0;
}
static int
Noddy_clear(Noddy *self)
{
Py_XDECREF(self->first);
self->first = NULL;
Py_XDECREF(self->last);
self->last = NULL;
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;
static char *kwlist[] = {"first", "last", "number", NULL};
if (! PyArg_ParseTupleAndKeywords(args, kwds, "|OOi", kwlist,
&first, &last,
&self->number))
return -1;
if (first) {
Py_XDECREF(self->first);
Py_INCREF(first);
self->first = first;
}
if (last) {
Py_XDECREF(self->last);
Py_INCREF(last);
self->last = last;
}
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);
}
--- NEW FILE: setup.py ---
from distutils.core import setup, Extension
setup(name="noddy", version="1.0",
ext_modules=[
Extension("noddy", ["noddy.c"]),
Extension("noddy2", ["noddy2.c"]),
Extension("noddy3", ["noddy3.c"]),
Extension("noddy4", ["noddy4.c"]),
])
--- NEW FILE: test.py ---
"""Test module for the noddy examples
Noddy 1:
>>> import noddy
>>> n1 = noddy.Noddy()
>>> n2 = noddy.Noddy()
>>> del n1
>>> del n2
Noddy 2
>>> import noddy2
>>> n1 = noddy2.Noddy('jim', 'fulton', 42)
>>> n1.first
'jim'
>>> n1.last
'fulton'
>>> n1.number
42
>>> n1.name()
'jim fulton'
>>> n1.first = 'will'
>>> n1.name()
'will fulton'
>>> n1.last = 'tell'
>>> n1.name()
'will tell'
>>> del n1.first
>>> n1.name()
Traceback (most recent call last):
...
AttributeError: first
>>> n1.first
Traceback (most recent call last):
...
AttributeError: first
>>> n1.first = 'drew'
>>> n1.first
'drew'
>>> del n1.number
Traceback (most recent call last):
...
TypeError: can't delete numeric/char attribute
>>> n1.number=2
>>> n1.number
2
>>> n1.first = 42
>>> n1.name()
'42 tell'
>>> n2 = noddy2.Noddy()
>>> n2.name()
' '
>>> n2.first
''
>>> n2.last
''
>>> del n2.first
>>> n2.first
Traceback (most recent call last):
...
AttributeError: first
>>> n2.first
Traceback (most recent call last):
...
AttributeError: first
>>> n2.name()
Traceback (most recent call last):
File "<stdin>", line 1, in ?
AttributeError: first
>>> n2.number
0
>>> n3 = noddy2.Noddy('jim', 'fulton', 'waaa')
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: an integer is required
>>> del n1
>>> del n2
Noddy 3
>>> import noddy3
>>> n1 = noddy3.Noddy('jim', 'fulton', 42)
>>> n1 = noddy3.Noddy('jim', 'fulton', 42)
>>> n1.name()
'jim fulton'
>>> del n1.first
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: Cannot delete the first attribute
>>> n1.first = 42
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: The first attribute value must be a string
>>> n1.first = 'will'
>>> n1.name()
'will fulton'
>>> n2 = noddy3.Noddy()
>>> n2 = noddy3.Noddy()
>>> n2 = noddy3.Noddy()
>>> n3 = noddy3.Noddy('jim', 'fulton', 'waaa')
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: an integer is required
>>> del n1
>>> del n2
Noddy 4
>>> import noddy4
>>> n1 = noddy4.Noddy('jim', 'fulton', 42)
>>> n1.first
'jim'
>>> n1.last
'fulton'
>>> n1.number
42
>>> n1.name()
'jim fulton'
>>> n1.first = 'will'
>>> n1.name()
'will fulton'
>>> n1.last = 'tell'
>>> n1.name()
'will tell'
>>> del n1.first
>>> n1.name()
Traceback (most recent call last):
...
AttributeError: first
>>> n1.first
Traceback (most recent call last):
...
AttributeError: first
>>> n1.first = 'drew'
>>> n1.first
'drew'
>>> del n1.number
Traceback (most recent call last):
...
TypeError: can't delete numeric/char attribute
>>> n1.number=2
>>> n1.number
2
>>> n1.first = 42
>>> n1.name()
'42 tell'
>>> n2 = noddy4.Noddy()
>>> n2 = noddy4.Noddy()
>>> n2 = noddy4.Noddy()
>>> n2 = noddy4.Noddy()
>>> n2.name()
' '
>>> n2.first
''
>>> n2.last
''
>>> del n2.first
>>> n2.first
Traceback (most recent call last):
...
AttributeError: first
>>> n2.first
Traceback (most recent call last):
...
AttributeError: first
>>> n2.name()
Traceback (most recent call last):
File "<stdin>", line 1, in ?
AttributeError: first
>>> n2.number
0
>>> n3 = noddy4.Noddy('jim', 'fulton', 'waaa')
Traceback (most recent call last):
File "<stdin>", line 1, in ?
TypeError: an integer is required
Test cyclic gc(?)
>>> import gc
>>> gc.disable()
>>> x = []
>>> l = [x]
>>> n2.first = l
>>> n2.first
[[]]
>>> l.append(n2)
>>> del l
>>> del n1
>>> del n2
>>> sys.getrefcount(x)
3
>>> ignore = gc.collect()
>>> sys.getrefcount(x)
2
>>> gc.enable()
"""
import os
import sys
from distutils.util import get_platform
PLAT_SPEC = "%s-%s" % (get_platform(), sys.version[0:3])
src = os.path.join("build", "lib.%s" % PLAT_SPEC)
sys.path.append(src)
if __name__ == "__main__":
import doctest, __main__
doctest.testmod(__main__)
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