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Issue #28003: Implement PEP 525 -- Asynchronous Generators.

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This commit is contained in:
Yury Selivanov 2016-09-08 22:01:51 -07:00
parent b96ef55d49
commit eb6364557f
27 changed files with 2189 additions and 96 deletions
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6
Python/symtable.c
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@ -63,6 +63,7 @@ ste_new(struct symtable *st, identifier name, _Py_block_ty block,
ste->ste_nested = 1;
ste->ste_child_free = 0;
ste->ste_generator = 0;
ste->ste_coroutine = 0;
ste->ste_returns_value = 0;
ste->ste_needs_class_closure = 0;
@ -378,7 +379,7 @@ error_at_directive(PySTEntryObject *ste, PyObject *name)
PyLong_AsLong(PyTuple_GET_ITEM(data, 2)));
return 0;
}
}
}
PyErr_SetString(PyExc_RuntimeError,
"BUG: internal directive bookkeeping broken");
@ -1397,6 +1398,7 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s)
FunctionBlock, (void *)s, s->lineno,
s->col_offset))
VISIT_QUIT(st, 0);
st->st_cur->ste_coroutine = 1;
VISIT(st, arguments, s->v.AsyncFunctionDef.args);
VISIT_SEQ(st, stmt, s->v.AsyncFunctionDef.body);
if (!symtable_exit_block(st, s))
@ -1492,7 +1494,7 @@ symtable_visit_expr(struct symtable *st, expr_ty e)
break;
case Await_kind:
VISIT(st, expr, e->v.Await.value);
st->st_cur->ste_generator = 1;
st->st_cur->ste_coroutine = 1;
break;
case Compare_kind:
VISIT(st, expr, e->v.Compare.left);