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Issue #14260: The groupindex attribute of regular expression pattern object

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now is non-modifiable mapping.
This commit is contained in:
Serhiy Storchaka 2015-03-30 01:01:48 +03:00
parent 1813c1701f
commit 07360df481
5 changed files with 31 additions and 5 deletions
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15
Modules/_sre.c
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@ -1384,12 +1384,24 @@ static PyMethodDef pattern_methods[] = {
{NULL, NULL}
};
/* PatternObject's 'groupindex' method. */
static PyObject *
pattern_groupindex(PatternObject *self)
{
return PyDictProxy_New(self->groupindex);
}
static PyGetSetDef pattern_getset[] = {
{"groupindex", (getter)pattern_groupindex, (setter)NULL,
"A dictionary mapping group names to group numbers."},
{NULL} /* Sentinel */
};
#define PAT_OFF(x) offsetof(PatternObject, x)
static PyMemberDef pattern_members[] = {
{"pattern", T_OBJECT, PAT_OFF(pattern), READONLY},
{"flags", T_INT, PAT_OFF(flags), READONLY},
{"groups", T_PYSSIZET, PAT_OFF(groups), READONLY},
{"groupindex", T_OBJECT, PAT_OFF(groupindex), READONLY},
{NULL} /* Sentinel */
};
@ -1422,6 +1434,7 @@ static PyTypeObject Pattern_Type = {
0, /* tp_iternext */
pattern_methods, /* tp_methods */
pattern_members, /* tp_members */
pattern_getset, /* tp_getset */
};
static int _validate(PatternObject *self); /* Forward */