[Python-checkins] CVS: python/dist/src/Modules arraymodule.c,2.66,2.67

Martin v. L?wis loewis@users.sourceforge.net
2002年3月01日 02:27:03 -0800


Update of /cvsroot/python/python/dist/src/Modules
In directory usw-pr-cvs1:/tmp/cvs-serv25235/Modules
Modified Files:
	arraymodule.c 
Log Message:
Patch 520694: arraymodule.c improvements:
- make array.array a type
- add Py_UNICODE arrays
- support +=, *=
Index: arraymodule.c
===================================================================
RCS file: /cvsroot/python/python/dist/src/Modules/arraymodule.c,v
retrieving revision 2.66
retrieving revision 2.67
diff -C2 -d -r2.66 -r2.67
*** arraymodule.c	8 Dec 2001 18:02:55 -0000	2.66
--- arraymodule.c	1 Mar 2002 10:27:01 -0000	2.67
***************
*** 28,32 ****
 
 typedef struct arrayobject {
! 	PyObject_VAR_HEAD
 	char *ob_item;
 	struct arraydescr *ob_descr;
--- 28,33 ----
 
 typedef struct arrayobject {
! 	PyObject_HEAD
! 	int ob_size;
 	char *ob_item;
 	struct arraydescr *ob_descr;
***************
*** 35,39 ****
 staticforward PyTypeObject Arraytype;
 
! #define is_arrayobject(op) ((op)->ob_type == &Arraytype)
 
 /****************************************************************************
--- 36,41 ----
 staticforward PyTypeObject Arraytype;
 
! #define array_Check(op) PyObject_TypeCheck(op, &Arraytype)
! #define array_CheckExact(op) ((op)->ob_type == &Arraytype)
 
 /****************************************************************************
***************
*** 62,66 ****
 		return -1;
 	if (i >= 0)
! 		 ((char *)ap->ob_item)[i] = x;
 	return 0;
 }
--- 64,68 ----
 		return -1;
 	if (i >= 0)
! 		((char *)ap->ob_item)[i] = x;
 	return 0;
 }
***************
*** 114,121 ****
 		return -1;
 	if (i >= 0)
! 		 ((char *)ap->ob_item)[i] = x;
 	return 0;
 }
 
 static PyObject *
 h_getitem(arrayobject *ap, int i)
--- 116,148 ----
 		return -1;
 	if (i >= 0)
! 		((char *)ap->ob_item)[i] = x;
 	return 0;
 }
 
+ #ifdef Py_USING_UNICODE
+ static PyObject *
+ u_getitem(arrayobject *ap, int i)
+ {
+ 	return PyUnicode_FromUnicode(&((Py_UNICODE *) ap->ob_item)[i], 1);
+ }
+ 
+ static int
+ u_setitem(arrayobject *ap, int i, PyObject *v)
+ {
+ 	Py_UNICODE *p;
+ 	int len;
+ 
+ 	if (!PyArg_Parse(v, "u#;array item must be unicode character", &p, &len))
+ 		return -1;
+ 	if (len != 1) {
+ 		PyErr_SetString(PyExc_TypeError, "array item must be unicode character");
+ 		return -1;
+ 	}
+ 	if (i >= 0)
+ 		((Py_UNICODE *)ap->ob_item)[i] = p[0];
+ 	return 0;
+ }
+ #endif
+ 
 static PyObject *
 h_getitem(arrayobject *ap, int i)
***************
*** 316,319 ****
--- 343,349 ----
 	{'b', sizeof(char), b_getitem, b_setitem},
 	{'B', sizeof(char), BB_getitem, BB_setitem},
+ #ifdef Py_USING_UNICODE
+ 	{'u', sizeof(Py_UNICODE), u_getitem, u_setitem},
+ #endif
 	{'h', sizeof(short), h_getitem, h_setitem},
 	{'H', sizeof(short), HH_getitem, HH_setitem},
***************
*** 332,343 ****
 
 static PyObject *
! newarrayobject(int size, struct arraydescr *descr)
 {
 	arrayobject *op;
 	size_t nbytes;
 	if (size < 0) {
 		PyErr_BadInternalCall();
 		return NULL;
 	}
 	nbytes = size * descr->itemsize;
 	/* Check for overflow */
--- 362,375 ----
 
 static PyObject *
! newarrayobject(PyTypeObject *type, int size, struct arraydescr *descr)
 {
 	arrayobject *op;
 	size_t nbytes;
+ 
 	if (size < 0) {
 		PyErr_BadInternalCall();
 		return NULL;
 	}
+ 
 	nbytes = size * descr->itemsize;
 	/* Check for overflow */
***************
*** 345,352 ****
 		return PyErr_NoMemory();
 	}
! 	op = PyObject_NewVar(arrayobject, &Arraytype, size);
 	if (op == NULL) {
! 		return PyErr_NoMemory();
 	}
 	if (size <= 0) {
 		op->ob_item = NULL;
--- 377,385 ----
 		return PyErr_NoMemory();
 	}
! 	op = (arrayobject *) type->tp_alloc(type, 0);
 	if (op == NULL) {
! 		return NULL;
 	}
+ 	op->ob_size = size;
 	if (size <= 0) {
 		op->ob_item = NULL;
***************
*** 367,371 ****
 {
 	register arrayobject *ap;
! 	assert(is_arrayobject(op));
 	ap = (arrayobject *)op;
 	if (i < 0 || i >= ap->ob_size) {
--- 400,404 ----
 {
 	register arrayobject *ap;
! 	assert(array_Check(op));
 	ap = (arrayobject *)op;
 	if (i < 0 || i >= ap->ob_size) {
***************
*** 412,416 ****
 	if (op->ob_item != NULL)
 		PyMem_DEL(op->ob_item);
! 	PyObject_Del(op);
 }
 
--- 445,449 ----
 	if (op->ob_item != NULL)
 		PyMem_DEL(op->ob_item);
! 	op->ob_type->tp_free((PyObject *)op);
 }
 
***************
*** 424,428 ****
 	PyObject *res;
 
! 	if (!is_arrayobject(v) || !is_arrayobject(w)) {
 		Py_INCREF(Py_NotImplemented);
 		return Py_NotImplemented;
--- 457,461 ----
 	PyObject *res;
 
! 	if (!array_Check(v) || !array_Check(w)) {
 		Py_INCREF(Py_NotImplemented);
 		return Py_NotImplemented;
***************
*** 531,535 ****
 	else if (ihigh > a->ob_size)
 		ihigh = a->ob_size;
! 	np = (arrayobject *) newarrayobject(ihigh - ilow, a->ob_descr);
 	if (np == NULL)
 		return NULL;
--- 564,568 ----
 	else if (ihigh > a->ob_size)
 		ihigh = a->ob_size;
! 	np = (arrayobject *) newarrayobject(&Arraytype, ihigh - ilow, a->ob_descr);
 	if (np == NULL)
 		return NULL;
***************
*** 544,548 ****
 	int size;
 	arrayobject *np;
! 	if (!is_arrayobject(bb)) {
 		PyErr_Format(PyExc_TypeError,
 		 "can only append array (not \"%.200s\") to array",
--- 577,581 ----
 	int size;
 	arrayobject *np;
! 	if (!array_Check(bb)) {
 		PyErr_Format(PyExc_TypeError,
 		 "can only append array (not \"%.200s\") to array",
***************
*** 556,560 ****
 	}
 	size = a->ob_size + b->ob_size;
! 	np = (arrayobject *) newarrayobject(size, a->ob_descr);
 	if (np == NULL) {
 		return NULL;
--- 589,593 ----
 	}
 	size = a->ob_size + b->ob_size;
! 	np = (arrayobject *) newarrayobject(&Arraytype, size, a->ob_descr);
 	if (np == NULL) {
 		return NULL;
***************
*** 578,582 ****
 		n = 0;
 	size = a->ob_size * n;
! 	np = (arrayobject *) newarrayobject(size, a->ob_descr);
 	if (np == NULL)
 		return NULL;
--- 611,615 ----
 		n = 0;
 	size = a->ob_size * n;
! 	np = (arrayobject *) newarrayobject(&Arraytype, size, a->ob_descr);
 	if (np == NULL)
 		return NULL;
***************
*** 599,603 ****
 	if (v == NULL)
 		n = 0;
! 	else if (is_arrayobject(v)) {
 		n = b->ob_size;
 		if (a == b) {
--- 632,636 ----
 	if (v == NULL)
 		n = 0;
! 	else if (array_Check(v)) {
 		n = b->ob_size;
 		if (a == b) {
***************
*** 677,684 ****
 setarrayitem(PyObject *a, int i, PyObject *v)
 {
! 	assert(is_arrayobject(a));
 	return array_ass_item((arrayobject *)a, i, v);
 }
 
 static PyObject *
 ins(arrayobject *self, int where, PyObject *v)
--- 710,792 ----
 setarrayitem(PyObject *a, int i, PyObject *v)
 {
! 	assert(array_Check(a));
 	return array_ass_item((arrayobject *)a, i, v);
 }
 
+ static int
+ array_do_extend(arrayobject *self, PyObject *bb)
+ {
+ 	int size;
+ 
+ 	if (!array_Check(bb)) {
+ 		PyErr_Format(PyExc_TypeError,
+ 			"can only extend array with array (not \"%.200s\")",
+ 			bb->ob_type->tp_name);
+ 		return -1;
+ 	}
+ #define b ((arrayobject *)bb)
+ 	if (self->ob_descr != b->ob_descr) {
+ 		PyErr_SetString(PyExc_TypeError,
+ 			 "can only extend with array of same kind");
+ 		return -1;
+ 	}
+ 	size = self->ob_size + b->ob_size;
+ PyMem_RESIZE(self->ob_item, char, size*self->ob_descr->itemsize);
+ if (self->ob_item == NULL) {
+ PyObject_Del(self);
+ PyErr_NoMemory();
+ 		return -1;
+ }
+ 	memcpy(self->ob_item + self->ob_size*self->ob_descr->itemsize,
+ b->ob_item, b->ob_size*b->ob_descr->itemsize);
+ self->ob_size = size;
+ 
+ 	return 0;
+ #undef b
+ }
+ 
+ static PyObject *
+ array_inplace_concat(arrayobject *self, PyObject *bb)
+ {
+ 	if (array_do_extend(self, bb) == -1)
+ 		return NULL;
+ 	Py_INCREF(self);
+ 	return (PyObject *)self;
+ }
+ 
+ static PyObject *
+ array_inplace_repeat(arrayobject *self, int n)
+ {
+ 	char *items, *p;
+ 	int size, i;
+ 
+ 	if (self->ob_size > 0) {
+ 		if (n < 0)
+ 			n = 0;
+ 		items = self->ob_item;
+ 		size = self->ob_size * self->ob_descr->itemsize;
+ 		if (n == 0) {
+ 			PyMem_FREE(items);
+ 			self->ob_item = NULL;
+ 			self->ob_size = 0;
+ 		}
+ 		else {
+ 			PyMem_Resize(items, char, n * size);
+ 			if (items == NULL)
+ 				return PyErr_NoMemory();
+ 			p = items;
+ 			for (i = 1; i < n; i++) {
+ 				p += size;
+ 				memcpy(p, items, size);
+ 			}
+ 			self->ob_item = items;
+ 			self->ob_size *= n;
+ 		}
+ 	}
+ 	Py_INCREF(self);
+ 	return (PyObject *)self;
+ }
+ 
+ 
 static PyObject *
 ins(arrayobject *self, int where, PyObject *v)
***************
*** 808,841 ****
 array_extend(arrayobject *self, PyObject *args)
 {
- 	int size;
 PyObject *bb;
 
 	if (!PyArg_ParseTuple(args, "O:extend", &bb))
- return NULL;
- 
- 	if (!is_arrayobject(bb)) {
- 		PyErr_Format(PyExc_TypeError,
- 			"can only extend array with array (not \"%.200s\")",
- 			bb->ob_type->tp_name);
 		return NULL;
! 	}
! #define b ((arrayobject *)bb)
! 	if (self->ob_descr != b->ob_descr) {
! 		PyErr_SetString(PyExc_TypeError,
! 			 "can only extend with array of same kind");
 		return NULL;
! 	}
! 	size = self->ob_size + b->ob_size;
! PyMem_RESIZE(self->ob_item, char, size*self->ob_descr->itemsize);
! if (self->ob_item == NULL) {
! PyObject_Del(self);
! return PyErr_NoMemory();
! }
! 	memcpy(self->ob_item + self->ob_size*self->ob_descr->itemsize,
! b->ob_item, b->ob_size*b->ob_descr->itemsize);
! self->ob_size = size;
! Py_INCREF(Py_None);
 	return Py_None;
- #undef b
 }
 
--- 916,927 ----
 array_extend(arrayobject *self, PyObject *args)
 {
 PyObject *bb;
 
 	if (!PyArg_ParseTuple(args, "O:extend", &bb))
 		return NULL;
! 	if (array_do_extend(self, bb) == -1)
 		return NULL;
! 	Py_INCREF(Py_None);
 	return Py_None;
 }
 
***************
*** 1204,1207 ****
--- 1290,1381 ----
 representation.";
 
+ 
+ 
+ #ifdef Py_USING_UNICODE
+ static PyObject *
+ array_fromunicode(arrayobject *self, PyObject *args)
+ {
+ 	Py_UNICODE *ustr;
+ 	int n;
+ 
+ if (!PyArg_ParseTuple(args, "u#:fromunicode", &ustr, &n))
+ 		return NULL;
+ 	if (self->ob_descr->typecode != 'u') {
+ 		PyErr_SetString(PyExc_ValueError,
+ 			"fromunicode() may only be called on "
+ 			"type 'u' arrays");
+ 		return NULL;
+ 	}
+ 	if (n > 0) {
+ 		Py_UNICODE *item = (Py_UNICODE *) self->ob_item;
+ 		PyMem_RESIZE(item, Py_UNICODE, self->ob_size + n);
+ 		if (item == NULL) {
+ 			PyErr_NoMemory();
+ 			return NULL;
+ 		}
+ 		self->ob_item = (char *) item;
+ 		self->ob_size += n;
+ 		memcpy(item + self->ob_size - n,
+ 		 ustr, n * sizeof(Py_UNICODE));
+ 	}
+ 
+ 	Py_INCREF(Py_None);
+ 	return Py_None;
+ }
+ 
+ static char fromunicode_doc[] =
+ "fromunicode(ustr)\n\
+ \n\
+ Extends this array with data from the unicode string ustr.\n\
+ The array must be a type 'u' array; otherwise a ValueError\n\
+ is raised. Use array.fromstring(ustr.decode(...)) to\n\
+ append Unicode data to an array of some other type.";
+ 
+ 
+ static PyObject *
+ array_tounicode(arrayobject *self, PyObject *args)
+ {
+ 	if (!PyArg_ParseTuple(args, ":tounicode"))
+ 		return NULL;
+ 	if (self->ob_descr->typecode != 'u') {
+ 		PyErr_SetString(PyExc_ValueError,
+ 			"tounicode() may only be called on type 'u' arrays");
+ 		return NULL;
+ 	}
+ 	return PyUnicode_FromUnicode((Py_UNICODE *) self->ob_item, self->ob_size);
+ }
+ 
+ static char tounicode_doc [] =
+ "tounicode() -> unicode\n\
+ \n\
+ Convert the array to a unicode string. The array must be\n\
+ a type 'u' array; otherwise a ValueError is raised. Use\n\
+ array.tostring().decode() to obtain a unicode string from\n\
+ an array of some other type.";
+ 
+ #endif /* Py_USING_UNICODE */
+ 
+ 
+ static PyObject *
+ array_get_typecode(arrayobject *a, void *closure)
+ {
+ 	char tc = a->ob_descr->typecode;
+ 	return PyString_FromStringAndSize(&tc, 1);
+ }
+ 
+ static PyObject *
+ array_get_itemsize(arrayobject *a, void *closure)
+ {
+ 	return PyInt_FromLong((long)a->ob_descr->itemsize);
+ }
+ 
+ static PyGetSetDef array_getsets [] = {
+ 	{"typecode", (getter) array_get_typecode, NULL,
+ 	 "the typecode character used to create the array"},
+ 	{"itemsize", (getter) array_get_itemsize, NULL,
+ 	 "the size, in bytes, of one array item"},
+ 	{NULL}
+ };
+ 
 PyMethodDef array_methods[] = {
 	{"append",	(PyCFunction)array_append,	METH_VARARGS,
***************
*** 1221,1224 ****
--- 1395,1402 ----
 	{"fromstring",	(PyCFunction)array_fromstring,	METH_VARARGS,
 	 fromstring_doc},
+ #ifdef Py_USING_UNICODE
+ 	{"fromunicode",	(PyCFunction)array_fromunicode,	METH_VARARGS,
+ 	 fromunicode_doc},
+ #endif
 	{"index",	(PyCFunction)array_index,	METH_VARARGS,
 	 index_doc},
***************
*** 1241,1244 ****
--- 1419,1426 ----
 	{"tostring",	(PyCFunction)array_tostring,	METH_VARARGS,
 	 tostring_doc},
+ #ifdef Py_USING_UNICODE
+ 	{"tounicode", (PyCFunction)array_tounicode,	METH_VARARGS,
+ 	 tounicode_doc},
+ #endif
 	{"write",	(PyCFunction)array_tofile,	METH_VARARGS,
 	 tofile_doc},
***************
*** 1246,1276 ****
 };
 
- static PyObject *
- array_getattr(arrayobject *a, char *name)
- {
- 	if (strcmp(name, "typecode") == 0) {
- 		char tc = a->ob_descr->typecode;
- 		return PyString_FromStringAndSize(&tc, 1);
- 	}
- 	if (strcmp(name, "itemsize") == 0) {
- 		return PyInt_FromLong((long)a->ob_descr->itemsize);
- 	}
- 	if (strcmp(name, "__members__") == 0) {
- 		PyObject *list = PyList_New(2);
- 		if (list) {
- 			PyList_SetItem(list, 0,
- 				 PyString_FromString("typecode"));
- 			PyList_SetItem(list, 1,
- 				 PyString_FromString("itemsize"));
- 			if (PyErr_Occurred()) {
- 				Py_DECREF(list);
- 				list = NULL;
- 			}
- 		}
- 		return list;
- 	}
- 	return Py_FindMethod(array_methods, (PyObject *)a, name);
- }
- 
 static int
 array_print(arrayobject *a, FILE *fp, int flags)
--- 1428,1431 ----
***************
*** 1309,1326 ****
 array_repr(arrayobject *a)
 {
! 	char buf[256];
 	PyObject *s, *t, *comma, *v;
 	int i, len;
 	len = a->ob_size;
 	if (len == 0) {
! 		PyOS_snprintf(buf, sizeof(buf), "array('%c')",
! 			 a->ob_descr->typecode);
 		return PyString_FromString(buf);
 	}
! 	if (a->ob_descr->typecode == 'c') {
 		PyObject *t_empty = PyTuple_New(0);
! 		PyOS_snprintf(buf, sizeof(buf), "array('c', ");
 		s = PyString_FromString(buf);
! 		v = array_tostring(a, t_empty);
 		Py_DECREF(t_empty);
 		t = PyObject_Repr(v);
--- 1464,1486 ----
 array_repr(arrayobject *a)
 {
! 	char buf[256], typecode;
 	PyObject *s, *t, *comma, *v;
 	int i, len;
+ 
 	len = a->ob_size;
+ 	typecode = a->ob_descr->typecode;
 	if (len == 0) {
! 		PyOS_snprintf(buf, sizeof(buf), "array('%c')", typecode);
 		return PyString_FromString(buf);
 	}
! 
! 	if (typecode == 'c' || typecode == 'u') {
 		PyObject *t_empty = PyTuple_New(0);
! 		PyOS_snprintf(buf, sizeof(buf), "array('%c', ", typecode);
 		s = PyString_FromString(buf);
! 		if (typecode == 'c')
! 			v = array_tostring(a, t_empty);
! 		else
! 			v = array_tounicode(a, t_empty);
 		Py_DECREF(t_empty);
 		t = PyObject_Repr(v);
***************
*** 1330,1334 ****
 		return s;
 	}
! 	PyOS_snprintf(buf, sizeof(buf), "array('%c', [", a->ob_descr->typecode);
 	s = PyString_FromString(buf);
 	comma = PyString_FromString(", ");
--- 1490,1494 ----
 		return s;
 	}
! 	PyOS_snprintf(buf, sizeof(buf), "array('%c', [", typecode);
 	s = PyString_FromString(buf);
 	comma = PyString_FromString(", ");
***************
*** 1386,1389 ****
--- 1546,1552 ----
 	(intobjargproc)array_ass_item,		/*sq_ass_item*/
 	(intintobjargproc)array_ass_slice,	/*sq_ass_slice*/
+ 	NULL,					/*sq_contains*/
+ 	(binaryfunc)array_inplace_concat,	/*sq_inplace_concat*/
+ 	(intargfunc)array_inplace_repeat	/*sq_inplace_repeat*/
 };
 
***************
*** 1395,1413 ****
 
 static PyObject *
! a_array(PyObject *self, PyObject *args)
 {
 	char c;
 	PyObject *initial = NULL;
 	struct arraydescr *descr;
! if (!PyArg_ParseTuple(args, "c:array", &c)) {
! 		PyErr_Clear();
! if (!PyArg_ParseTuple(args, "cO:array", &c, &initial))
 			return NULL;
! 		if (!PyList_Check(initial) && !PyString_Check(initial)) {
 			PyErr_SetString(PyExc_TypeError,
! 				 "array initializer must be list or string");
 			return NULL;
 		}
 	}
 	for (descr = descriptors; descr->typecode != '0円'; descr++) {
 		if (descr->typecode == c) {
--- 1558,1589 ----
 
 static PyObject *
! array_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
 	char c;
 	PyObject *initial = NULL;
 	struct arraydescr *descr;
! 
! 	if (kwds != NULL) {
! 		int i = PyObject_Length(kwds);
! 		if (i < 0)
 			return NULL;
! 		else if (i > 0) {
 			PyErr_SetString(PyExc_TypeError,
! 			 "array.array constructor takes "
! 			 "no keyword arguments");
 			return NULL;
 		}
 	}
+ 
+ 	if (!PyArg_ParseTuple(args, "c|O:array", &c, &initial))
+ 		return NULL;
+ 
+ 	if (!(initial == NULL || PyList_Check(initial)
+ 	 || PyString_Check(initial)
+ 	 || (c == 'u' && PyUnicode_Check(initial)))) {
+ 		PyErr_SetString(PyExc_TypeError,
+ 		 "array initializer must be list or string");
+ 		return NULL;
+ 	}
 	for (descr = descriptors; descr->typecode != '0円'; descr++) {
 		if (descr->typecode == c) {
***************
*** 1418,1429 ****
 			else
 				len = PyList_Size(initial);
! 			a = newarrayobject(len, descr);
 			if (a == NULL)
 				return NULL;
 			if (len > 0) {
 				int i;
 				for (i = 0; i < len; i++) {
 					PyObject *v =
! 					 PyList_GetItem(initial, i);
 					if (setarrayitem(a, i, v) != 0) {
 						Py_DECREF(a);
--- 1594,1607 ----
 			else
 				len = PyList_Size(initial);
! 
! 			a = newarrayobject(type, len, descr);
 			if (a == NULL)
 				return NULL;
+ 
 			if (len > 0) {
 				int i;
 				for (i = 0; i < len; i++) {
 					PyObject *v =
! 					 PyList_GetItem(initial, i);
 					if (setarrayitem(a, i, v) != 0) {
 						Py_DECREF(a);
***************
*** 1438,1442 ****
 					array_fromstring((arrayobject *)a,
 							 t_initial);
! Py_DECREF(t_initial);
 				if (v == NULL) {
 					Py_DECREF(a);
--- 1616,1620 ----
 					array_fromstring((arrayobject *)a,
 							 t_initial);
! 				Py_DECREF(t_initial);
 				if (v == NULL) {
 					Py_DECREF(a);
***************
*** 1444,1447 ****
--- 1622,1642 ----
 				}
 				Py_DECREF(v);
+ #ifdef Py_USING_UNICODE
+ 			} else if (initial != NULL && PyUnicode_Check(initial)) {
+ 				int n = PyUnicode_GET_DATA_SIZE(initial);
+ 				if (n > 0) {
+ 					arrayobject *self = (arrayobject *)a;
+ 					char *item = self->ob_item;
+ 					item = PyMem_Realloc(item, n);
+ 					if (item == NULL) {
+ 						PyErr_NoMemory();
+ 						Py_DECREF(a);
+ 						return NULL;
+ 					}
+ 					self->ob_item = item;
+ 					self->ob_size = n / sizeof(Py_UNICODE);
+ 					memcpy(item, PyUnicode_AS_DATA(initial), n);
+ 				}
+ #endif
 			}
 			return a;
***************
*** 1449,1470 ****
 	}
 	PyErr_SetString(PyExc_ValueError,
! 		"bad typecode (must be c, b, B, h, H, i, I, l, L, f or d)");
 	return NULL;
 }
 
- static char a_array_doc [] =
- "array(typecode [, initializer]) -> array\n\
- \n\
- Return a new array whose items are restricted by typecode, and\n\
- initialized from the optional initializer value, which must be a list\n\
- or a string.";
- 
- static PyMethodDef a_methods[] = {
- 	{"array",	a_array, METH_VARARGS, a_array_doc},
- 	{NULL,		NULL}		/* sentinel */
- };
 
 static char module_doc [] =
! "This module defines a new object type which can efficiently represent\n\
 an array of basic values: characters, integers, floating point\n\
 numbers. Arrays are sequence types and behave very much like lists,\n\
--- 1644,1654 ----
 	}
 	PyErr_SetString(PyExc_ValueError,
! 		"bad typecode (must be c, b, B, u, h, H, i, I, l, L, f or d)");
 	return NULL;
 }
 
 
 static char module_doc [] =
! "This module defines an object type which can efficiently represent\n\
 an array of basic values: characters, integers, floating point\n\
 numbers. Arrays are sequence types and behave very much like lists,\n\
***************
*** 1477,1480 ****
--- 1661,1665 ----
 'b' signed integer 1 \n\
 'B' unsigned integer 1 \n\
+ 'u' Unicode character 2 \n\
 'h' signed integer 2 \n\
 'H' unsigned integer 2 \n\
***************
*** 1486,1500 ****
 'd' floating point 8 \n\
 \n\
! Functions:\n\
 \n\
 array(typecode [, initializer]) -- create a new array\n\
- \n\
- Special Objects:\n\
- \n\
- ArrayType -- type object for array objects\n\
 ";
 
 static char arraytype_doc [] =
! "An array represents basic values and behave very much like lists, except\n\
 the type of objects stored in them is constrained.\n\
 \n\
--- 1671,1687 ----
 'd' floating point 8 \n\
 \n\
! The constructor is:\n\
 \n\
 array(typecode [, initializer]) -- create a new array\n\
 ";
 
 static char arraytype_doc [] =
! "array(typecode [, initializer]) -> array\n\
! \n\
! Return a new array whose items are restricted by typecode, and\n\
! initialized from the optional initializer value, which must be a list\n\
! or a string.\n\
! \n\
! Arrays represent basic values and behave very much like lists, except\n\
 the type of objects stored in them is constrained.\n\
 \n\
***************
*** 1520,1524 ****
 write() -- DEPRECATED, use tofile()\n\
 \n\
! Variables:\n\
 \n\
 typecode -- the typecode character used to create the array\n\
--- 1707,1711 ----
 write() -- DEPRECATED, use tofile()\n\
 \n\
! Attributes:\n\
 \n\
 typecode -- the typecode character used to create the array\n\
***************
*** 1534,1538 ****
 	(destructor)array_dealloc,		/* tp_dealloc */
 	(printfunc)array_print,			/* tp_print */
! 	(getattrfunc)array_getattr,		/* tp_getattr */
 	0,					/* tp_setattr */
 	0,					/* tp_compare */
--- 1721,1725 ----
 	(destructor)array_dealloc,		/* tp_dealloc */
 	(printfunc)array_print,			/* tp_print */
! 	0,					/* tp_getattr */
 	0,					/* tp_setattr */
 	0,					/* tp_compare */
***************
*** 1544,1557 ****
 	0,					/* tp_call */
 	0,					/* tp_str */
! 	0,					/* tp_getattro */
 	0,					/* tp_setattro */
 	&array_as_buffer,			/* tp_as_buffer*/
! 	Py_TPFLAGS_DEFAULT,			/* tp_flags */
 	arraytype_doc,				/* tp_doc */
 	0,					/* tp_traverse */
 	0,					/* tp_clear */
 	array_richcompare,			/* tp_richcompare */
 };
 
 DL_EXPORT(void)
 initarray(void)
--- 1731,1765 ----
 	0,					/* tp_call */
 	0,					/* tp_str */
! 	PyObject_GenericGetAttr,		/* tp_getattro */
 	0,					/* tp_setattro */
 	&array_as_buffer,			/* tp_as_buffer*/
! 	Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
 	arraytype_doc,				/* tp_doc */
 	0,					/* tp_traverse */
 	0,					/* tp_clear */
 	array_richcompare,			/* tp_richcompare */
+ 	0,					/* tp_weaklistoffset */
+ 	0,					/* tp_iter */
+ 	0,					/* tp_iternext */
+ 	array_methods,				/* tp_methods */
+ 	0,					/* tp_members */
+ 	array_getsets,				/* tp_getset */
+ 	0,					/* tp_base */
+ 	0,					/* tp_dict */
+ 	0,					/* tp_descr_get */
+ 	0,					/* tp_descr_set */
+ 	0,					/* tp_dictoffset */
+ 	0,					/* tp_init */
+ 	PyType_GenericAlloc,			/* tp_alloc */
+ 	array_new,				/* tp_new */
+ 	_PyObject_Del,				/* tp_free */
 };
 
+ /* No functions in array module. */
+ static PyMethodDef a_methods[] = {
+ {NULL, NULL, 0, NULL} /* Sentinel */
+ };
+ 
+ 
 DL_EXPORT(void)
 initarray(void)
***************
*** 1559,1566 ****
 	PyObject *m, *d;
 
! Arraytype.ob_type = &PyType_Type;
 	m = Py_InitModule3("array", a_methods, module_doc);
 	d = PyModule_GetDict(m);
 	PyDict_SetItemString(d, "ArrayType", (PyObject *)&Arraytype);
 	/* No need to check the error here, the caller will do that */
 }
--- 1767,1775 ----
 	PyObject *m, *d;
 
! 	Arraytype.ob_type = &PyType_Type;
 	m = Py_InitModule3("array", a_methods, module_doc);
 	d = PyModule_GetDict(m);
 	PyDict_SetItemString(d, "ArrayType", (PyObject *)&Arraytype);
+ 	PyDict_SetItemString(d, "array", (PyObject *)&Arraytype);
 	/* No need to check the error here, the caller will do that */
 }

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