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Issue #2333: Backport set and dict comprehensions syntax.

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This commit is contained in:
Alexandre Vassalotti 2010-01-11 22:36:12 +00:00
parent 0ca7452794
commit b646547bb4
26 changed files with 1296 additions and 352 deletions
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26
Python/ceval.c
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@ -1455,6 +1455,17 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
break;
case SET_ADD:
w = POP();
v = stack_pointer[-oparg];
err = PySet_Add(v, w);
Py_DECREF(w);
if (err == 0) {
PREDICT(JUMP_ABSOLUTE);
continue;
}
break;
case INPLACE_POWER:
w = POP();
v = TOP();
@ -2223,6 +2234,21 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
if (err == 0) continue;
break;
case MAP_ADD:
w = TOP(); /* key */
u = SECOND(); /* value */
STACKADJ(-2);
v = stack_pointer[-oparg]; /* dict */
assert (PyDict_CheckExact(v));
err = PyDict_SetItem(v, w, u); /* v[w] = u */
Py_DECREF(u);
Py_DECREF(w);
if (err == 0) {
PREDICT(JUMP_ABSOLUTE);
continue;
}
break;
case LOAD_ATTR:
w = GETITEM(names, oparg);
v = TOP();