Patch #1507676: improve exception messages in abstract.c, object.c and typeobject.c.

This commit is contained in:
Georg Brandl 2006-06-18 22:17:29 +00:00
parent 066769c307
commit ccff785258
4 changed files with 82 additions and 65 deletions

View File

@ -109,7 +109,7 @@ for iterability
Traceback (most recent call last):
File "<pyshell#4>", line 1, in -toplevel-
(i for i in 6)
TypeError: iteration over non-sequence
TypeError: 'int' object is not iterable
Verify late binding for the outermost if-expression

View File

@ -14,9 +14,9 @@
/* Shorthands to return certain errors */
static PyObject *
type_error(const char *msg)
type_error(const char *msg, PyObject *obj)
{
PyErr_SetString(PyExc_TypeError, msg);
PyErr_Format(PyExc_TypeError, msg, obj->ob_type->tp_name);
return NULL;
}
@ -130,10 +130,11 @@ PyObject_GetItem(PyObject *o, PyObject *key)
return PySequence_GetItem(o, key_value);
}
else if (o->ob_type->tp_as_sequence->sq_item)
return type_error("sequence index must be integer");
return type_error("sequence index must "
"be integer, not '%.200s'", key);
}
return type_error("unsubscriptable object");
return type_error("'%.200s' object is unsubscriptable", o);
}
int
@ -158,12 +159,13 @@ PyObject_SetItem(PyObject *o, PyObject *key, PyObject *value)
return PySequence_SetItem(o, key_value, value);
}
else if (o->ob_type->tp_as_sequence->sq_ass_item) {
type_error("sequence index must be integer");
type_error("sequence index must be "
"integer, not '%.200s'", key);
return -1;
}
}
type_error("object does not support item assignment");
type_error("'%.200s' object does not support item assignment", o);
return -1;
}
@ -189,12 +191,13 @@ PyObject_DelItem(PyObject *o, PyObject *key)
return PySequence_DelItem(o, key_value);
}
else if (o->ob_type->tp_as_sequence->sq_ass_item) {
type_error("sequence index must be integer");
type_error("sequence index must be "
"integer, not '%.200s'", key);
return -1;
}
}
type_error("object does not support item deletion");
type_error("'%.200s' object does not support item deletion", o);
return -1;
}
@ -435,7 +438,8 @@ static PyObject *
binop_type_error(PyObject *v, PyObject *w, const char *op_name)
{
PyErr_Format(PyExc_TypeError,
"unsupported operand type(s) for %s: '%s' and '%s'",
"unsupported operand type(s) for %.100s: "
"'%.100s' and '%.100s'",
op_name,
v->ob_type->tp_name,
w->ob_type->tp_name);
@ -601,14 +605,14 @@ ternary_op(PyObject *v,
PyErr_Format(
PyExc_TypeError,
"unsupported operand type(s) for ** or pow(): "
"'%s' and '%s'",
"'%.100s' and '%.100s'",
v->ob_type->tp_name,
w->ob_type->tp_name);
else
PyErr_Format(
PyExc_TypeError,
"unsupported operand type(s) for pow(): "
"'%s', '%s', '%s'",
"'%.100s', '%.100s', '%.100s'",
v->ob_type->tp_name,
w->ob_type->tp_name,
z->ob_type->tp_name);
@ -656,8 +660,8 @@ sequence_repeat(ssizeargfunc repeatfunc, PyObject *seq, PyObject *n)
return NULL;
}
else {
return type_error(
"can't multiply sequence by non-int");
return type_error("can't multiply sequence by "
"non-int of type '%.200s'", n);
}
return (*repeatfunc)(seq, count);
}
@ -870,7 +874,7 @@ PyNumber_Negative(PyObject *o)
if (m && m->nb_negative)
return (*m->nb_negative)(o);
return type_error("bad operand type for unary -");
return type_error("bad operand type for unary -: '%.200s'", o);
}
PyObject *
@ -884,7 +888,7 @@ PyNumber_Positive(PyObject *o)
if (m && m->nb_positive)
return (*m->nb_positive)(o);
return type_error("bad operand type for unary +");
return type_error("bad operand type for unary +: '%.200s'", o);
}
PyObject *
@ -898,7 +902,7 @@ PyNumber_Invert(PyObject *o)
if (m && m->nb_invert)
return (*m->nb_invert)(o);
return type_error("bad operand type for unary ~");
return type_error("bad operand type for unary ~: '%.200s'", o);
}
PyObject *
@ -912,7 +916,7 @@ PyNumber_Absolute(PyObject *o)
if (m && m->nb_absolute)
return m->nb_absolute(o);
return type_error("bad operand type for abs()");
return type_error("bad operand type for abs(): '%.200s'", o);
}
/* Add a check for embedded NULL-bytes in the argument. */
@ -992,7 +996,8 @@ PyNumber_Int(PyObject *o)
if (!PyObject_AsCharBuffer(o, &buffer, &buffer_len))
return int_from_string((char*)buffer, buffer_len);
return type_error("int() argument must be a string or a number");
return type_error("int() argument must be a string or a "
"number, not '%.200s'", o);
}
/* Add a check for embedded NULL-bytes in the argument. */
@ -1054,7 +1059,8 @@ PyNumber_Long(PyObject *o)
if (!PyObject_AsCharBuffer(o, &buffer, &buffer_len))
return long_from_string(buffer, buffer_len);
return type_error("long() argument must be a string or a number");
return type_error("long() argument must be a string or a "
"number, not '%.200s'", o);
}
PyObject *
@ -1108,7 +1114,7 @@ PySequence_Size(PyObject *s)
if (m && m->sq_length)
return m->sq_length(s);
type_error("len() of unsized object");
type_error("non-sequence object of type '%.200s' has no len()", s);
return -1;
}
@ -1141,7 +1147,7 @@ PySequence_Concat(PyObject *s, PyObject *o)
return result;
Py_DECREF(result);
}
return type_error("object can't be concatenated");
return type_error("'%.200s' object can't be concatenated", s);
}
PyObject *
@ -1170,7 +1176,7 @@ PySequence_Repeat(PyObject *o, Py_ssize_t count)
return result;
Py_DECREF(result);
}
return type_error("object can't be repeated");
return type_error("'%.200s' object can't be repeated", o);
}
PyObject *
@ -1194,7 +1200,7 @@ PySequence_InPlaceConcat(PyObject *s, PyObject *o)
return result;
Py_DECREF(result);
}
return type_error("object can't be concatenated");
return type_error("'%.200s' object can't be concatenated", s);
}
PyObject *
@ -1223,7 +1229,7 @@ PySequence_InPlaceRepeat(PyObject *o, Py_ssize_t count)
return result;
Py_DECREF(result);
}
return type_error("object can't be repeated");
return type_error("'%.200s' object can't be repeated", o);
}
PyObject *
@ -1247,7 +1253,7 @@ PySequence_GetItem(PyObject *s, Py_ssize_t i)
return m->sq_item(s, i);
}
return type_error("unindexable object");
return type_error("'%.200s' object is unindexable", s);
}
PyObject *
@ -1282,7 +1288,7 @@ PySequence_GetSlice(PyObject *s, Py_ssize_t i1, Py_ssize_t i2)
return res;
}
return type_error("unsliceable object");
return type_error("'%.200s' object is unsliceable", s);
}
int
@ -1308,7 +1314,7 @@ PySequence_SetItem(PyObject *s, Py_ssize_t i, PyObject *o)
return m->sq_ass_item(s, i, o);
}
type_error("object does not support item assignment");
type_error("'%.200s' object does not support item assignment", s);
return -1;
}
@ -1335,7 +1341,7 @@ PySequence_DelItem(PyObject *s, Py_ssize_t i)
return m->sq_ass_item(s, i, (PyObject *)NULL);
}
type_error("object doesn't support item deletion");
type_error("'%.200s' object doesn't support item deletion", s);
return -1;
}
@ -1374,7 +1380,7 @@ PySequence_SetSlice(PyObject *s, Py_ssize_t i1, Py_ssize_t i2, PyObject *o)
return res;
}
type_error("object doesn't support slice assignment");
type_error("'%.200s' object doesn't support slice assignment", s);
return -1;
}
@ -1403,7 +1409,7 @@ PySequence_DelSlice(PyObject *s, Py_ssize_t i1, Py_ssize_t i2)
}
return m->sq_ass_slice(s, i1, i2, (PyObject *)NULL);
}
type_error("object doesn't support slice deletion");
type_error("'%.200s' object doesn't support slice deletion", s);
return -1;
}
@ -1534,7 +1540,7 @@ PySequence_Fast(PyObject *v, const char *m)
it = PyObject_GetIter(v);
if (it == NULL) {
if (PyErr_ExceptionMatches(PyExc_TypeError))
return type_error(m);
PyErr_SetString(PyExc_TypeError, m);
return NULL;
}
@ -1564,7 +1570,7 @@ _PySequence_IterSearch(PyObject *seq, PyObject *obj, int operation)
it = PyObject_GetIter(seq);
if (it == NULL) {
type_error("iterable argument required");
type_error("argument of type '%.200s' is not iterable", seq);
return -1;
}
@ -1699,7 +1705,7 @@ PyMapping_Size(PyObject *o)
if (m && m->mp_length)
return m->mp_length(o);
type_error("len() of unsized object");
type_error("non-mapping object of type '%.200s' has no len()", o);
return -1;
}
@ -1807,7 +1813,7 @@ PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw)
"NULL result without error in PyObject_Call");
return result;
}
PyErr_Format(PyExc_TypeError, "'%s' object is not callable",
PyErr_Format(PyExc_TypeError, "'%.200s' object is not callable",
func->ob_type->tp_name);
return NULL;
}
@ -1896,7 +1902,7 @@ PyObject_CallMethod(PyObject *o, char *name, char *format, ...)
}
if (!PyCallable_Check(func)) {
type_error("call of non-callable attribute");
type_error("attribute of type '%.200s' is not callable", func);
goto exit;
}
@ -1935,7 +1941,7 @@ _PyObject_CallMethod_SizeT(PyObject *o, char *name, char *format, ...)
}
if (!PyCallable_Check(func)) {
type_error("call of non-callable attribute");
type_error("attribute of type '%.200s' is not callable", func);
goto exit;
}
@ -2287,9 +2293,7 @@ PyObject_GetIter(PyObject *o)
if (f == NULL) {
if (PySequence_Check(o))
return PySeqIter_New(o);
PyErr_SetString(PyExc_TypeError,
"iteration over non-sequence");
return NULL;
return type_error("'%.200s' object is not iterable", o);
}
else {
PyObject *res = (*f)(o);

View File

@ -1068,7 +1068,8 @@ PyObject_Hash(PyObject *v)
return _Py_HashPointer(v); /* Use address as hash value */
}
/* If there's a cmp but no hash defined, the object can't be hashed */
PyErr_SetString(PyExc_TypeError, "unhashable type");
PyErr_Format(PyExc_TypeError, "unhashable type: '%.200s'",
v->ob_type->tp_name);
return -1;
}
@ -1133,8 +1134,9 @@ PyObject_GetAttr(PyObject *v, PyObject *name)
else
#endif
{
PyErr_SetString(PyExc_TypeError,
"attribute name must be string");
PyErr_Format(PyExc_TypeError,
"attribute name must be string, not '%.200s'",
name->ob_type->tp_name);
return NULL;
}
}
@ -1179,8 +1181,9 @@ PyObject_SetAttr(PyObject *v, PyObject *name, PyObject *value)
else
#endif
{
PyErr_SetString(PyExc_TypeError,
"attribute name must be string");
PyErr_Format(PyExc_TypeError,
"attribute name must be string, not '%.200s'",
name->ob_type->tp_name);
return -1;
}
}
@ -1277,8 +1280,9 @@ PyObject_GenericGetAttr(PyObject *obj, PyObject *name)
else
#endif
{
PyErr_SetString(PyExc_TypeError,
"attribute name must be string");
PyErr_Format(PyExc_TypeError,
"attribute name must be string, not '%.200s'",
name->ob_type->tp_name);
return NULL;
}
}
@ -1399,8 +1403,9 @@ PyObject_GenericSetAttr(PyObject *obj, PyObject *name, PyObject *value)
else
#endif
{
PyErr_SetString(PyExc_TypeError,
"attribute name must be string");
PyErr_Format(PyExc_TypeError,
"attribute name must be string, not '%.200s'",
name->ob_type->tp_name);
return -1;
}
}
@ -1450,7 +1455,7 @@ PyObject_GenericSetAttr(PyObject *obj, PyObject *name, PyObject *value)
if (descr == NULL) {
PyErr_Format(PyExc_AttributeError,
"'%.50s' object has no attribute '%.400s'",
"'%.100s' object has no attribute '%.200s'",
tp->tp_name, PyString_AS_STRING(name));
goto done;
}
@ -1773,8 +1778,9 @@ PyObject_Dir(PyObject *arg)
assert(result);
if (!PyList_Check(result)) {
PyErr_SetString(PyExc_TypeError,
"Expected keys() to be a list.");
PyErr_Format(PyExc_TypeError,
"Expected keys() to be a list, not '%.200s'",
result->ob_type->tp_name);
goto error;
}
if (PyList_Sort(result) != 0)

View File

@ -1470,8 +1470,9 @@ subtype_setdict(PyObject *obj, PyObject *value, void *context)
return -1;
}
if (value != NULL && !PyDict_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__dict__ must be set to a dictionary");
PyErr_Format(PyExc_TypeError,
"__dict__ must be set to a dictionary, "
"not a '%.200s'", value->ob_type->tp_name);
return -1;
}
dict = *dictptr;
@ -1534,8 +1535,9 @@ valid_identifier(PyObject *s)
Py_ssize_t i, n;
if (!PyString_Check(s)) {
PyErr_SetString(PyExc_TypeError,
"__slots__ must be strings");
PyErr_Format(PyExc_TypeError,
"__slots__ items must be strings, not '%.200s'",
s->ob_type->tp_name);
return 0;
}
p = (unsigned char *) PyString_AS_STRING(s);
@ -2575,8 +2577,9 @@ reduce_2(PyObject *obj)
args = PyObject_CallObject(getnewargs, NULL);
Py_DECREF(getnewargs);
if (args != NULL && !PyTuple_Check(args)) {
PyErr_SetString(PyExc_TypeError,
"__getnewargs__ should return a tuple");
PyErr_Format(PyExc_TypeError,
"__getnewargs__ should return a tuple, "
"not '%.200s'", args->ob_type->tp_name);
goto end;
}
}
@ -4352,8 +4355,9 @@ slot_nb_index(PyObject *self)
result = temp->ob_type->tp_as_number->nb_index(temp);
}
else {
PyErr_SetString(PyExc_TypeError,
"__index__ must return an int or a long");
PyErr_Format(PyExc_TypeError,
"__index__ must return an int or a long, "
"not '%.200s'", temp->ob_type->tp_name);
result = -1;
}
Py_DECREF(temp);
@ -4564,8 +4568,9 @@ slot_tp_hash(PyObject *self)
func = lookup_method(self, "__cmp__", &cmp_str);
}
if (func != NULL) {
PyErr_Format(PyExc_TypeError, "unhashable type: '%.200s'",
self->ob_type->tp_name);
Py_DECREF(func);
PyErr_SetString(PyExc_TypeError, "unhashable type");
return -1;
}
PyErr_Clear();
@ -4742,8 +4747,9 @@ slot_tp_iter(PyObject *self)
PyErr_Clear();
func = lookup_method(self, "__getitem__", &getitem_str);
if (func == NULL) {
PyErr_SetString(PyExc_TypeError,
"iteration over non-sequence");
PyErr_Format(PyExc_TypeError,
"'%.200s' object is not iterable",
self->ob_type->tp_name);
return NULL;
}
Py_DECREF(func);
@ -4816,8 +4822,9 @@ slot_tp_init(PyObject *self, PyObject *args, PyObject *kwds)
if (res == NULL)
return -1;
if (res != Py_None) {
PyErr_SetString(PyExc_TypeError,
"__init__() should return None");
PyErr_Format(PyExc_TypeError,
"__init__() should return None, not '%.200s'",
res->ob_type->tp_name);
Py_DECREF(res);
return -1;
}