[Python-checkins] r64045 - in python/trunk: Lib/test/test_py3kwarn.py Python/ast.c
benjamin.peterson
python-checkins at python.org
Mon Jun 9 01:00:11 CEST 2008
Author: benjamin.peterson
Date: Mon Jun 9 01:00:00 2008
New Revision: 64045
Log:
warn about parameter tuple unpacking
Modified:
python/trunk/Lib/test/test_py3kwarn.py
python/trunk/Python/ast.c
Modified: python/trunk/Lib/test/test_py3kwarn.py
==============================================================================
--- python/trunk/Lib/test/test_py3kwarn.py (original)
+++ python/trunk/Lib/test/test_py3kwarn.py Mon Jun 9 01:00:00 2008
@@ -173,6 +173,12 @@
with catch_warning() as w:
self.assertWarning(set(), w, expected)
+ def test_tuple_parameter_unpacking(self):
+ expected = "tuple parameter unpacking has been removed in 3.x"
+ with catch_warning() as w:
+ exec "def f((a, b)): pass"
+ self.assertWarning(None, w, expected)
+
def test_buffer(self):
expected = 'buffer() not supported in 3.x; use memoryview()'
with catch_warning() as w:
Modified: python/trunk/Python/ast.c
==============================================================================
--- python/trunk/Python/ast.c (original)
+++ python/trunk/Python/ast.c Mon Jun 9 01:00:00 2008
@@ -701,6 +701,9 @@
/* def foo((x)): is not complex, special case. */
if (NCH(ch) != 1) {
/* We have complex arguments, setup for unpacking. */
+ if (Py_Py3kWarningFlag && !ast_warn(c, ch,
+ "tuple parameter unpacking has been removed in 3.x"))
+ goto error;
asdl_seq_SET(args, k++, compiler_complex_args(c, ch));
if (!asdl_seq_GET(args, k-1))
goto error;
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