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Remove code that tried to warn about shadowing builtin names after a 

module had been compiled.  It gives too many spurious warnings.
This commit is contained in:
Neil Schemenauer 2003-07-16 22:04:11 +00:00
parent bfa6872260
commit 7555294576
1 changed files with 1 additions and 66 deletions
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67
Objects/moduleobject.c
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@ -198,71 +198,6 @@ module_repr(PyModuleObject *m)
return PyString_FromFormat("<module '%s' from '%s'>", name, filename);
}
static PyObject *
find_builtin_names(void)
{
PyObject *builtins, *names, *key, *value;
int pos = 0;
builtins = PyEval_GetBuiltins();
if (builtins == NULL || !PyDict_Check(builtins)) {
PyErr_SetString(PyExc_SystemError, "no builtins dict!");
return NULL;
}
names = PyDict_New();
if (names == NULL)
return NULL;
while (PyDict_Next(builtins, &pos, &key, &value)) {
if (PyString_Check(key) &&
PyString_Size(key) > 0 &&
PyString_AS_STRING(key)[0] != '_') {
if (PyDict_SetItem(names, key, Py_None) < 0) {
Py_DECREF(names);
return NULL;
}
}
}
return names;
}
/* returns 0 or 1 (and -1 on error) */
static int
shadows_builtin(PyObject *globals, PyObject *name)
{
static PyObject *builtin_names = NULL;
if (builtin_names == NULL) {
builtin_names = find_builtin_names();
if (builtin_names == NULL)
return -1;
}
if (!PyString_Check(name))
return 0;
if (PyDict_GetItem(globals, name) == NULL &&
PyDict_GetItem(builtin_names, name) != NULL) {
return 1;
}
else {
return 0;
}
}
static int
module_setattr(PyObject *m, PyObject *name, PyObject *value)
{
PyObject *globals = ((PyModuleObject *)m)->md_dict;
PyObject *builtins = PyEval_GetBuiltins();
if (globals != NULL && globals != builtins) {
int shadows = shadows_builtin(globals, name);
if (shadows == 1) {
if (PyErr_Warn(PyExc_DeprecationWarning,
"assignment shadows builtin") < 0)
return -1;
}
else if (shadows == -1)
return -1;
}
return PyObject_GenericSetAttr(m, name, value);
}
/* We only need a traverse function, no clear function: If the module
is in a cycle, md_dict will be cleared as well, which will break
the cycle. */
@ -299,7 +234,7 @@ PyTypeObject PyModule_Type = {
0, /* tp_call */
0, /* tp_str */
PyObject_GenericGetAttr, /* tp_getattro */
module_setattr, /* tp_setattro */
PyObject_GenericSetAttr, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
Py_TPFLAGS_BASETYPE, /* tp_flags */