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bpy/rna support for invalidating objects.

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access will raise an error.
This commit is contained in:
Campbell Barton
2011-02-28 22:56:29 +00:00
parent 55268331f6
commit 7b636c717d
2 changed files with 173 additions and 30 deletions
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200
source/blender/python/intern/bpy_rna.c
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@@ -69,6 +69,43 @@
static PyObject *pyrna_prop_collection_values(BPy_PropertyRNA *self);
#define PYRNA_STRUCT_CHECK_OBJ(obj) if(pyrna_struct_validity_check(obj) == -1) { return NULL; }
#define PYRNA_STRUCT_CHECK_INT(obj) if(pyrna_struct_validity_check(obj) == -1) { return -1; }
#define PYRNA_PROP_CHECK_OBJ(obj) if(pyrna_prop_validity_check(obj) == -1) { return NULL; }
#define PYRNA_PROP_CHECK_INT(obj) if(pyrna_prop_validity_check(obj) == -1) { return -1; }
#define PYRNA_STRUCT_IS_VALID(pysrna) (((BPy_StructRNA *)(pysrna))->ptr.type != NULL)
#define PYRNA_PROP_IS_VALID(pysrna) (((BPy_PropertyRNA *)(pysrna))->ptr.type != NULL)
static int pyrna_struct_validity_check(BPy_StructRNA *pysrna)
{
if(pysrna->ptr.type)
return 0;
PyErr_Format(PyExc_ReferenceError, "StructRNA of type %.200s has been removed", Py_TYPE(pysrna)->tp_name);
return -1;
}
static int pyrna_prop_validity_check(BPy_PropertyRNA *self)
{
if(self->ptr.type)
return 0;
PyErr_Format(PyExc_ReferenceError, "PropertyRNA of type %.200s.%.200s has been removed", Py_TYPE(self)->tp_name, RNA_property_identifier(self->prop));
return -1;
}
/*
static void pyrna_struct_invalidate(BPy_StructRNA *self)
{
self->ptr.type= NULL;
}
static void pyrna_prop_invalidate(BPy_PropertyRNA *self)
{
self->ptr.type= NULL;
}
*/
#ifdef USE_PEDANTIC_WRITE
static short rna_disallow_writes= FALSE;
@@ -130,12 +167,18 @@ static int mathutils_rna_array_cb_index= -1; /* index for our callbacks */
static int mathutils_rna_generic_check(BaseMathObject *bmo)
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
return self->prop ? 0 : -1;
}
static int mathutils_rna_vector_get(BaseMathObject *bmo, int subtype)
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -155,6 +198,9 @@ static int mathutils_rna_vector_set(BaseMathObject *bmo, int subtype)
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
float min, max;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -202,6 +248,8 @@ static int mathutils_rna_vector_get_index(BaseMathObject *bmo, int UNUSED(subtyp
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -213,6 +261,8 @@ static int mathutils_rna_vector_set_index(BaseMathObject *bmo, int UNUSED(subtyp
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -253,6 +303,8 @@ static int mathutils_rna_matrix_get(BaseMathObject *bmo, int UNUSED(subtype))
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -264,6 +316,8 @@ static int mathutils_rna_matrix_set(BaseMathObject *bmo, int UNUSED(subtype))
{
BPy_PropertyRNA *self= (BPy_PropertyRNA *)bmo->cb_user;
PYRNA_PROP_CHECK_INT(self)
if(self->prop==NULL)
return -1;
@@ -453,12 +507,12 @@ int pyrna_enum_value_from_id(EnumPropertyItem *item, const char *identifier, int
return 0;
}
static int pyrna_struct_compare( BPy_StructRNA * a, BPy_StructRNA * b )
static int pyrna_struct_compare(BPy_StructRNA *a, BPy_StructRNA *b)
{
return (a->ptr.data==b->ptr.data) ? 0 : -1;
}
static int pyrna_prop_compare( BPy_PropertyRNA * a, BPy_PropertyRNA * b )
static int pyrna_prop_compare(BPy_PropertyRNA *a, BPy_PropertyRNA *b)
{
return (a->prop==b->prop && a->ptr.data==b->ptr.data ) ? 0 : -1;
}
@@ -522,11 +576,15 @@ static PyObject *pyrna_prop_richcmp(PyObject *a, PyObject *b, int op)
}
/*----------------------repr--------------------------------------------*/
static PyObject *pyrna_struct_str( BPy_StructRNA *self )
static PyObject *pyrna_struct_str(BPy_StructRNA *self)
{
PyObject *ret;
const char *name;
if(!PYRNA_STRUCT_IS_VALID(self)) {
return PyUnicode_FromFormat("<bpy_struct, %.200s dead>", Py_TYPE(self)->tp_name);
}
/* print name if available */
name= RNA_struct_name_get_alloc(&self->ptr, NULL, FALSE);
if(name) {
@@ -541,7 +599,7 @@ static PyObject *pyrna_struct_str( BPy_StructRNA *self )
static PyObject *pyrna_struct_repr(BPy_StructRNA *self)
{
ID *id= self->ptr.id.data;
if(id == NULL)
if(id == NULL || !PYRNA_STRUCT_IS_VALID(self))
return pyrna_struct_str(self); /* fallback */
if(RNA_struct_is_ID(self->ptr.type)) {
@@ -563,14 +621,18 @@ static PyObject *pyrna_struct_repr(BPy_StructRNA *self)
}
}
static PyObject *pyrna_prop_str( BPy_PropertyRNA *self )
static PyObject *pyrna_prop_str(BPy_PropertyRNA *self)
{
PyObject *ret;
PointerRNA ptr;
const char *name;
const char *type_id= NULL;
char type_fmt[64]= "";
int type= RNA_property_type(self->prop);
int type;
PYRNA_PROP_CHECK_OBJ(self)
type= RNA_property_type(self->prop);
if(RNA_enum_id_from_value(property_type_items, type, &type_id)==0) {
PyErr_SetString(PyExc_RuntimeError, "could not use property type, internal error"); /* should never happen */
@@ -616,11 +678,13 @@ static PyObject *pyrna_prop_str( BPy_PropertyRNA *self )
static PyObject *pyrna_prop_repr(BPy_PropertyRNA *self)
{
ID *id= self->ptr.id.data;
ID *id;
PyObject *ret;
const char *path;
if(id == NULL)
PYRNA_PROP_CHECK_OBJ(self)
if((id= self->ptr.id.data))
return pyrna_prop_str(self); /* fallback */
path= RNA_path_from_ID_to_property(&self->ptr, self->prop);
@@ -635,7 +699,7 @@ static PyObject *pyrna_prop_repr(BPy_PropertyRNA *self)
return ret;
}
static long pyrna_struct_hash( BPy_StructRNA *self )
static long pyrna_struct_hash(BPy_StructRNA *self)
{
return _Py_HashPointer(self->ptr.data);
}
@@ -1350,8 +1414,9 @@ static int pyrna_py_to_prop(PointerRNA *ptr, PropertyRNA *prop, void *data, PyOb
return 0;
}
static PyObject * pyrna_prop_array_to_py_index(BPy_PropertyArrayRNA *self, int index)
static PyObject *pyrna_prop_array_to_py_index(BPy_PropertyArrayRNA *self, int index)
{
PYRNA_PROP_CHECK_OBJ((BPy_PropertyRNA *)self)
return pyrna_py_from_array_index(self, &self->ptr, self->prop, index);
}
@@ -1427,14 +1492,18 @@ static int pyrna_py_to_prop_array_index(BPy_PropertyArrayRNA *self, int index, P
//---------------sequence-------------------------------------------
static Py_ssize_t pyrna_prop_array_length(BPy_PropertyArrayRNA *self)
{
PYRNA_PROP_CHECK_INT((BPy_PropertyRNA *)self)
if (RNA_property_array_dimension(&self->ptr, self->prop, NULL) > 1)
return RNA_property_multi_array_length(&self->ptr, self->prop, self->arraydim);
else
return RNA_property_array_length(&self->ptr, self->prop);
}
static Py_ssize_t pyrna_prop_collection_length( BPy_PropertyRNA *self )
static Py_ssize_t pyrna_prop_collection_length(BPy_PropertyRNA *self)
{
PYRNA_PROP_CHECK_INT(self)
return RNA_property_collection_length(&self->ptr, self->prop);
}
@@ -1442,15 +1511,19 @@ static Py_ssize_t pyrna_prop_collection_length( BPy_PropertyRNA *self )
* of 1000's of items in a linked list for eg. */
static int pyrna_prop_array_bool(BPy_PropertyRNA *self)
{
PYRNA_PROP_CHECK_INT(self)
return RNA_property_array_length(&self->ptr, self->prop) ? 1 : 0;
}
static int pyrna_prop_collection_bool( BPy_PropertyRNA *self )
static int pyrna_prop_collection_bool(BPy_PropertyRNA *self)
{
/* no callback defined, just iterate and find the nth item */
CollectionPropertyIterator iter;
int test;
PYRNA_PROP_CHECK_INT(self)
RNA_property_collection_begin(&self->ptr, self->prop, &iter);
test = iter.valid;
RNA_property_collection_end(&iter);
@@ -1463,6 +1536,8 @@ static PyObject *pyrna_prop_collection_subscript_int(BPy_PropertyRNA *self, Py_s
PointerRNA newptr;
Py_ssize_t keynum_abs= keynum;
PYRNA_PROP_CHECK_OBJ(self)
/* notice getting the length of the collection is avoided unless negative index is used
* or to detect internal error with a valid index.
* This is done for faster lookups. */
@@ -1493,7 +1568,11 @@ static PyObject *pyrna_prop_collection_subscript_int(BPy_PropertyRNA *self, Py_s
static PyObject *pyrna_prop_array_subscript_int(BPy_PropertyArrayRNA *self, int keynum)
{
int len= pyrna_prop_array_length(self);
int len;
PYRNA_PROP_CHECK_OBJ((BPy_PropertyRNA *)self)
len= pyrna_prop_array_length(self);
if(keynum < 0) keynum += len;
@@ -1507,6 +1586,9 @@ static PyObject *pyrna_prop_array_subscript_int(BPy_PropertyArrayRNA *self, int
static PyObject *pyrna_prop_collection_subscript_str(BPy_PropertyRNA *self, const char *keyname)
{
PointerRNA newptr;
PYRNA_PROP_CHECK_OBJ(self)
if(RNA_property_collection_lookup_string(&self->ptr, self->prop, keyname, &newptr))
return pyrna_struct_CreatePyObject(&newptr);
@@ -1517,13 +1599,17 @@ static PyObject *pyrna_prop_collection_subscript_str(BPy_PropertyRNA *self, cons
static PyObject *pyrna_prop_collection_subscript_slice(BPy_PropertyRNA *self, Py_ssize_t start, Py_ssize_t stop)
{
CollectionPropertyIterator rna_macro_iter;
int count= 0;
PyObject *list= PyList_New(0);
PyObject *list;
PyObject *item;
PYRNA_PROP_CHECK_OBJ(self)
list= PyList_New(0);
/* first loop up-until the start */
CollectionPropertyIterator rna_macro_iter;
for(RNA_property_collection_begin(&self->ptr, self->prop, &rna_macro_iter); rna_macro_iter.valid; RNA_property_collection_next(&rna_macro_iter)) {
/* PointerRNA itemptr= rna_macro_iter.ptr; */
if(count == start) {
@@ -1556,8 +1642,13 @@ static PyObject *pyrna_prop_collection_subscript_slice(BPy_PropertyRNA *self, Py
static PyObject *pyrna_prop_array_subscript_slice(BPy_PropertyArrayRNA *self, PointerRNA *ptr, PropertyRNA *prop, Py_ssize_t start, Py_ssize_t stop, Py_ssize_t length)
{
int count, totdim;
PyObject *tuple;
PyObject *tuple= PyTuple_New(stop - start);
PYRNA_PROP_CHECK_OBJ((BPy_PropertyRNA *)self)
tuple= PyTuple_New(stop - start);
/* PYRNA_PROP_CHECK_OBJ(self) isnt needed, internal use only */
totdim = RNA_property_array_dimension(ptr, prop, NULL);
@@ -1628,6 +1719,8 @@ static PyObject *pyrna_prop_array_subscript_slice(BPy_PropertyArrayRNA *self, Po
static PyObject *pyrna_prop_collection_subscript(BPy_PropertyRNA *self, PyObject *key)
{
PYRNA_PROP_CHECK_OBJ(self)
if (PyUnicode_Check(key)) {
return pyrna_prop_collection_subscript_str(self, _PyUnicode_AsString(key));
}
@@ -1682,6 +1775,8 @@ static PyObject *pyrna_prop_collection_subscript(BPy_PropertyRNA *self, PyObject
static PyObject *pyrna_prop_array_subscript(BPy_PropertyArrayRNA *self, PyObject *key)
{
PYRNA_PROP_CHECK_OBJ((BPy_PropertyRNA *)self)
/*if (PyUnicode_Check(key)) {
return pyrna_prop_array_subscript_str(self, _PyUnicode_AsString(key));
} else*/
@@ -1833,7 +1928,11 @@ static int prop_subscript_ass_array_slice(PointerRNA *ptr, PropertyRNA *prop, in
static int prop_subscript_ass_array_int(BPy_PropertyArrayRNA *self, Py_ssize_t keynum, PyObject *value)
{
int len= pyrna_prop_array_length(self);
int len;
PYRNA_PROP_CHECK_INT((BPy_PropertyRNA *)self)
len= pyrna_prop_array_length(self);
if(keynum < 0) keynum += len;
@@ -1844,11 +1943,13 @@ static int prop_subscript_ass_array_int(BPy_PropertyArrayRNA *self, Py_ssize_t k
return -1;
}
static int pyrna_prop_array_ass_subscript( BPy_PropertyArrayRNA *self, PyObject *key, PyObject *value )
static int pyrna_prop_array_ass_subscript(BPy_PropertyArrayRNA *self, PyObject *key, PyObject *value)
{
/* char *keyname = NULL; */ /* not supported yet */
int ret= -1;
PYRNA_PROP_CHECK_INT((BPy_PropertyRNA *)self)
if (!RNA_property_editable_flag(&self->ptr, self->prop)) {
PyErr_Format(PyExc_AttributeError, "bpy_prop_collection: attribute \"%.200s\" from \"%.200s\" is read-only", RNA_property_identifier(self->prop), RNA_struct_identifier(self->ptr.type) );
ret= -1;
@@ -1962,6 +2063,8 @@ static int pyrna_struct_contains(BPy_StructRNA *self, PyObject *value)
IDProperty *group;
const char *name = _PyUnicode_AsString(value);
PYRNA_STRUCT_CHECK_INT(self)
if (!name) {
PyErr_SetString(PyExc_TypeError, "bpy_struct.__contains__: expected a string");
return -1;
@@ -2019,12 +2122,14 @@ static PySequenceMethods pyrna_struct_as_sequence = {
(ssizeargfunc) NULL, /* sq_inplace_repeat */
};
static PyObject *pyrna_struct_subscript( BPy_StructRNA *self, PyObject *key )
static PyObject *pyrna_struct_subscript(BPy_StructRNA *self, PyObject *key)
{
/* mostly copied from BPy_IDGroup_Map_GetItem */
IDProperty *group, *idprop;
const char *name= _PyUnicode_AsString(key);
PYRNA_STRUCT_CHECK_OBJ(self)
if(RNA_struct_idprops_check(self->ptr.type)==0) {
PyErr_SetString(PyExc_TypeError, "this type doesn't support IDProperties");
return NULL;
@@ -2052,9 +2157,13 @@ static PyObject *pyrna_struct_subscript( BPy_StructRNA *self, PyObject *key )
return BPy_IDGroup_WrapData(self->ptr.id.data, idprop);
}
static int pyrna_struct_ass_subscript( BPy_StructRNA *self, PyObject *key, PyObject *value )
static int pyrna_struct_ass_subscript(BPy_StructRNA *self, PyObject *key, PyObject *value)
{
IDProperty *group= RNA_struct_idprops(&self->ptr, 1);
IDProperty *group;
PYRNA_STRUCT_CHECK_INT(self)
group= RNA_struct_idprops(&self->ptr, 1);
#ifdef USE_PEDANTIC_WRITE
if(rna_disallow_writes && rna_id_write_error(&self->ptr, key)) {
@@ -2276,6 +2385,8 @@ static PyObject *pyrna_struct_keyframe_insert(BPy_StructRNA *self, PyObject *arg
float cfra= FLT_MAX;
const char *group_name= NULL;
PYRNA_STRUCT_CHECK_OBJ(self)
if(pyrna_struct_keyframe_parse(&self->ptr, args, kw, "s|ifs:bpy_struct.keyframe_insert()", "bpy_struct.keyframe_insert()", &path_full, &index, &cfra, &group_name) == -1) {
return NULL;
}
@@ -2319,6 +2430,8 @@ static PyObject *pyrna_struct_keyframe_delete(BPy_StructRNA *self, PyObject *arg
float cfra= FLT_MAX;
const char *group_name= NULL;
PYRNA_STRUCT_CHECK_OBJ(self)
if(pyrna_struct_keyframe_parse(&self->ptr, args, kw, "s|ifs:bpy_struct.keyframe_delete()", "bpy_struct.keyframe_insert()", &path_full, &index, &cfra, &group_name) == -1) {
return NULL;
}
@@ -2356,6 +2469,8 @@ static PyObject *pyrna_struct_driver_add(BPy_StructRNA *self, PyObject *args)
const char *path, *path_full;
int index= -1;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s|i:driver_add", &path, &index))
return NULL;
@@ -2428,6 +2543,8 @@ static PyObject *pyrna_struct_driver_remove(BPy_StructRNA *self, PyObject *args)
const char *path, *path_full;
int index= -1;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s|i:driver_remove", &path, &index))
return NULL;
@@ -2466,6 +2583,8 @@ static PyObject *pyrna_struct_is_property_set(BPy_StructRNA *self, PyObject *arg
const char *name;
int ret;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s:is_property_set", &name))
return NULL;
@@ -2505,6 +2624,8 @@ static PyObject *pyrna_struct_is_property_hidden(BPy_StructRNA *self, PyObject *
PropertyRNA *prop;
const char *name;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s:is_property_hidden", &name))
return NULL;
@@ -2534,6 +2655,8 @@ static PyObject *pyrna_struct_path_resolve(BPy_StructRNA *self, PyObject *args)
PropertyRNA *r_prop;
int index= -1;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s|O!:path_resolve", &path, &PyBool_Type, &coerce))
return NULL;
@@ -2584,6 +2707,8 @@ static PyObject *pyrna_struct_path_from_id(BPy_StructRNA *self, PyObject *args)
PropertyRNA *prop;
PyObject *ret;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "|s:path_from_id", &name))
return NULL;
@@ -2650,6 +2775,9 @@ static char pyrna_struct_type_recast_doc[] =
static PyObject *pyrna_struct_type_recast(BPy_StructRNA *self)
{
PointerRNA r_ptr;
PYRNA_STRUCT_CHECK_OBJ(self)
RNA_pointer_recast(&self->ptr, &r_ptr);
return pyrna_struct_CreatePyObject(&r_ptr);
}
@@ -2729,6 +2857,8 @@ static PyObject *pyrna_struct_dir(BPy_StructRNA *self)
PyObject *ret;
PyObject *pystring;
PYRNA_STRUCT_CHECK_OBJ(self)
/* Include this incase this instance is a subtype of a python class
* In these instances we may want to return a function or variable provided by the subtype
* */
@@ -2767,13 +2897,15 @@ static PyObject *pyrna_struct_dir(BPy_StructRNA *self)
}
//---------------getattr--------------------------------------------
static PyObject *pyrna_struct_getattro( BPy_StructRNA *self, PyObject *pyname )
static PyObject *pyrna_struct_getattro(BPy_StructRNA *self, PyObject *pyname)
{
const char *name = _PyUnicode_AsString(pyname);
PyObject *ret;
PropertyRNA *prop;
FunctionRNA *func;
PYRNA_STRUCT_CHECK_OBJ(self)
if(name == NULL) {
PyErr_SetString(PyExc_AttributeError, "bpy_struct: __getattr__ must be a string");
ret = NULL;
@@ -2967,11 +3099,13 @@ static int pyrna_struct_meta_idprop_setattro(PyObject *cls, PyObject *attr, PyOb
return PyType_Type.tp_setattro(cls, attr, value);
}
static int pyrna_struct_setattro( BPy_StructRNA *self, PyObject *pyname, PyObject *value )
static int pyrna_struct_setattro(BPy_StructRNA *self, PyObject *pyname, PyObject *value)
{
const char *name = _PyUnicode_AsString(pyname);
PropertyRNA *prop= NULL;
PYRNA_STRUCT_CHECK_INT(self)
#ifdef USE_PEDANTIC_WRITE
if(rna_disallow_writes && rna_id_write_error(&self->ptr, pyname)) {
return -1;
@@ -3275,6 +3409,8 @@ static PyObject *pyrna_struct_get(BPy_StructRNA *self, PyObject *args)
const char *key;
PyObject* def = Py_None;
PYRNA_STRUCT_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s|O:get", &key, &def))
return NULL;
@@ -3317,6 +3453,8 @@ static PyObject *pyrna_prop_collection_get(BPy_PropertyRNA *self, PyObject *args
const char *key;
PyObject* def = Py_None;
PYRNA_PROP_CHECK_OBJ(self)
if (!PyArg_ParseTuple(args, "s|O:get", &key, &def))
return NULL;
@@ -3584,6 +3722,8 @@ static char pyrna_prop_collection_foreach_get_doc[] =
;
static PyObject *pyrna_prop_collection_foreach_get(BPy_PropertyRNA *self, PyObject *args)
{
PYRNA_PROP_CHECK_OBJ(self)
return foreach_getset(self, args, 0);
}
@@ -3600,8 +3740,10 @@ static char pyrna_prop_collection_foreach_set_doc[] =
" for i in range(len(seq)): setattr(collection[i], attr, seq[i])\n"
"\n"
;
static PyObject *pyrna_prop_collection_foreach_set(BPy_PropertyRNA *self, PyObject *args)
static PyObject *pyrna_prop_collection_foreach_set(BPy_PropertyRNA *self, PyObject *args)
{
PYRNA_PROP_CHECK_OBJ(self)
return foreach_getset(self, args, 1);
}
@@ -3612,8 +3754,12 @@ static PyObject *pyrna_prop_array_iter(BPy_PropertyArrayRNA *self)
/* Try get values from a collection */
PyObject *ret;
PyObject *iter= NULL;
int len= pyrna_prop_array_length(self);
ret = pyrna_prop_array_subscript_slice(self, &self->ptr, self->prop, 0, len, len);
int len;
PYRNA_PROP_CHECK_OBJ((BPy_PropertyRNA *)self)
len= pyrna_prop_array_length(self);
ret= pyrna_prop_array_subscript_slice(self, &self->ptr, self->prop, 0, len, len);
/* we know this is a list so no need to PyIter_Check
* otherwise it could be NULL (unlikely) if conversion failed */
@@ -4881,7 +5027,7 @@ PyObject *pyrna_struct_CreatePyObject( PointerRNA *ptr )
}
else {
fprintf(stderr, "Could not make type\n");
pyrna = ( BPy_StructRNA * ) PyObject_NEW( BPy_StructRNA, &pyrna_struct_Type );
pyrna = (BPy_StructRNA *) PyObject_NEW(BPy_StructRNA, &pyrna_struct_Type );
#ifdef USE_WEAKREFS
pyrna->in_weakreflist= NULL;
#endif