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Code Issues Projects Releases Packages Wiki Activity Actions 8

PEP 448: additional unpacking generalizations (closes #2292)

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Patch by Neil Girdhar.
This commit is contained in:
Benjamin Peterson 2015-05-05 20:16:41 -04:00
parent 4ccc1514d0
commit 025e9ebd0a
26 changed files with 2664 additions and 2118 deletions
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26
Python/symtable.c
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@ -1083,13 +1083,13 @@ error:
} \
}
#define VISIT_KWONLYDEFAULTS(ST, KW_DEFAULTS) { \
#define VISIT_SEQ_WITH_NULL(ST, TYPE, SEQ) { \
int i = 0; \
asdl_seq *seq = (KW_DEFAULTS); /* avoid variable capture */ \
asdl_seq *seq = (SEQ); /* avoid variable capture */ \
for (i = 0; i < asdl_seq_LEN(seq); i++) { \
expr_ty elt = (expr_ty)asdl_seq_GET(seq, i); \
TYPE ## _ty elt = (TYPE ## _ty)asdl_seq_GET(seq, i); \
if (!elt) continue; /* can be NULL */ \
if (!symtable_visit_expr((ST), elt)) \
if (!symtable_visit_ ## TYPE((ST), elt)) \
VISIT_QUIT((ST), 0); \
} \
}
@ -1146,8 +1146,7 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s)
if (s->v.FunctionDef.args->defaults)
VISIT_SEQ(st, expr, s->v.FunctionDef.args->defaults);
if (s->v.FunctionDef.args->kw_defaults)
VISIT_KWONLYDEFAULTS(st,
s->v.FunctionDef.args->kw_defaults);
VISIT_SEQ_WITH_NULL(st, expr, s->v.FunctionDef.args->kw_defaults);
if (!symtable_visit_annotations(st, s))
VISIT_QUIT(st, 0);
if (s->v.FunctionDef.decorator_list)
@ -1167,10 +1166,6 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s)
VISIT_QUIT(st, 0);
VISIT_SEQ(st, expr, s->v.ClassDef.bases);
VISIT_SEQ(st, keyword, s->v.ClassDef.keywords);
if (s->v.ClassDef.starargs)
VISIT(st, expr, s->v.ClassDef.starargs);
if (s->v.ClassDef.kwargs)
VISIT(st, expr, s->v.ClassDef.kwargs);
if (s->v.ClassDef.decorator_list)
VISIT_SEQ(st, expr, s->v.ClassDef.decorator_list);
if (!symtable_enter_block(st, s->v.ClassDef.name, ClassBlock,
@ -1349,8 +1344,7 @@ symtable_visit_expr(struct symtable *st, expr_ty e)
if (e->v.Lambda.args->defaults)
VISIT_SEQ(st, expr, e->v.Lambda.args->defaults);
if (e->v.Lambda.args->kw_defaults)
VISIT_KWONLYDEFAULTS(st,
e->v.Lambda.args->kw_defaults);
VISIT_SEQ_WITH_NULL(st, expr, e->v.Lambda.args->kw_defaults);
if (!symtable_enter_block(st, lambda,
FunctionBlock, (void *)e, e->lineno,
e->col_offset))
@ -1367,7 +1361,7 @@ symtable_visit_expr(struct symtable *st, expr_ty e)
VISIT(st, expr, e->v.IfExp.orelse);
break;
case Dict_kind:
VISIT_SEQ(st, expr, e->v.Dict.keys);
VISIT_SEQ_WITH_NULL(st, expr, e->v.Dict.keys);
VISIT_SEQ(st, expr, e->v.Dict.values);
break;
case Set_kind:
@ -1405,11 +1399,7 @@ symtable_visit_expr(struct symtable *st, expr_ty e)
case Call_kind:
VISIT(st, expr, e->v.Call.func);
VISIT_SEQ(st, expr, e->v.Call.args);
VISIT_SEQ(st, keyword, e->v.Call.keywords);
if (e->v.Call.starargs)
VISIT(st, expr, e->v.Call.starargs);
if (e->v.Call.kwargs)
VISIT(st, expr, e->v.Call.kwargs);
VISIT_SEQ_WITH_NULL(st, keyword, e->v.Call.keywords);
break;
case Num_kind:
case Str_kind: