Patch #1601678: move intern() to sys.intern().

This commit is contained in:
Georg Brandl 2006-12-19 20:50:34 +00:00
parent 376446dd4e
commit 66a796e5ab
12 changed files with 81 additions and 73 deletions

View file

@ -1118,31 +1118,6 @@ PyDoc_STRVAR(hex_doc,
Return the hexadecimal representation of an integer or long integer.");
static PyObject *
builtin_intern(PyObject *self, PyObject *args)
{
PyObject *s;
if (!PyArg_ParseTuple(args, "S:intern", &s))
return NULL;
if (!PyString_CheckExact(s)) {
PyErr_SetString(PyExc_TypeError,
"can't intern subclass of string");
return NULL;
}
Py_INCREF(s);
PyString_InternInPlace(&s);
return s;
}
PyDoc_STRVAR(intern_doc,
"intern(string) -> string\n\
\n\
``Intern'' the given string. This enters the string in the (global)\n\
table of interned strings whose purpose is to speed up dictionary lookups.\n\
Return the string itself or the previously interned string object with the\n\
same value.");
static PyObject *
builtin_iter(PyObject *self, PyObject *args)
{
@ -2069,7 +2044,6 @@ static PyMethodDef builtin_methods[] = {
{"hash", builtin_hash, METH_O, hash_doc},
{"hex", builtin_hex, METH_O, hex_doc},
{"id", builtin_id, METH_O, id_doc},
{"intern", builtin_intern, METH_VARARGS, intern_doc},
{"isinstance", builtin_isinstance, METH_VARARGS, isinstance_doc},
{"issubclass", builtin_issubclass, METH_VARARGS, issubclass_doc},
{"iter", builtin_iter, METH_VARARGS, iter_doc},

View file

@ -264,6 +264,32 @@ operating system filenames."
#endif
static PyObject *
sys_intern(PyObject *self, PyObject *args)
{
PyObject *s;
if (!PyArg_ParseTuple(args, "S:intern", &s))
return NULL;
if (!PyString_CheckExact(s)) {
PyErr_SetString(PyExc_TypeError,
"can't intern subclass of string");
return NULL;
}
Py_INCREF(s);
PyString_InternInPlace(&s);
return s;
}
PyDoc_STRVAR(intern_doc,
"intern(string) -> string\n\
\n\
``Intern'' the given string. This enters the string in the (global)\n\
table of interned strings whose purpose is to speed up dictionary lookups.\n\
Return the string itself or the previously interned string object with the\n\
same value.");
/*
* Cached interned string objects used for calling the profile and
* trace functions. Initialized by trace_init().
@ -772,6 +798,7 @@ static PyMethodDef sys_methods[] = {
{"getwindowsversion", (PyCFunction)sys_getwindowsversion, METH_NOARGS,
getwindowsversion_doc},
#endif /* MS_WINDOWS */
{"intern", sys_intern, METH_VARARGS, intern_doc},
#ifdef USE_MALLOPT
{"mdebug", sys_mdebug, METH_VARARGS},
#endif