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make YieldFrom its own distinct from Yield (closes #13780)

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This commit is contained in:
Benjamin Peterson 2012-01-14 08:58:23 -05:00
parent 91f252b179
commit 527c622926
7 changed files with 91 additions and 39 deletions
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10
Python/compile.c
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@ -3311,21 +3311,25 @@ compiler_visit_expr(struct compiler *c, expr_ty e)
case DictComp_kind:
return compiler_dictcomp(c, e);
case Yield_kind:
case YieldFrom_kind: {
expr_ty value;
if (c->u->u_ste->ste_type != FunctionBlock)
return compiler_error(c, "'yield' outside function");
if (e->v.Yield.value) {
VISIT(c, expr, e->v.Yield.value);
value = (e->kind == YieldFrom_kind) ? e->v.YieldFrom.value : e->v.Yield.value;
if (value) {
VISIT(c, expr, value);
}
else {
ADDOP_O(c, LOAD_CONST, Py_None, consts);
}
if (e->v.Yield.is_from) {
if (e->kind == YieldFrom_kind) {
ADDOP(c, YIELD_FROM);
}
else {
ADDOP(c, YIELD_VALUE);
}
break;
}
case Compare_kind:
return compiler_compare(c, e);
case Call_kind: