[Python-checkins] r53981 - in python/trunk: Lib/test/test_compile.py Python/compile.c
jeremy.hylton
python-checkins at python.org
Tue Feb 27 02:02:00 CET 2007
Author: jeremy.hylton
Date: Tue Feb 27 02:01:59 2007
New Revision: 53981
Modified:
python/trunk/Lib/test/test_compile.py
python/trunk/Python/compile.c
Log:
Fix long-standing bug in name mangling for package imports
Reported by Mike Verdone.
Modified: python/trunk/Lib/test/test_compile.py
==============================================================================
--- python/trunk/Lib/test/test_compile.py (original)
+++ python/trunk/Lib/test/test_compile.py Tue Feb 27 02:01:59 2007
@@ -394,6 +394,19 @@
del d[..., ...]
self.assertEqual((Ellipsis, Ellipsis) in d, False)
+ def test_mangling(self):
+ class A:
+ def f():
+ __mangled = 1
+ __not_mangled__ = 2
+ import __mangled_mod
+ import __package__.module
+
+ self.assert_("_A__mangled" in A.f.func_code.co_varnames)
+ self.assert_("__not_mangled__" in A.f.func_code.co_varnames)
+ self.assert_("_A__mangled_mod" in A.f.func_code.co_varnames)
+ self.assert_("__package__" in A.f.func_code.co_varnames)
+
def test_main():
test_support.run_unittest(TestSpecifics)
Modified: python/trunk/Python/compile.c
==============================================================================
--- python/trunk/Python/compile.c (original)
+++ python/trunk/Python/compile.c Tue Feb 27 02:01:59 2007
@@ -194,7 +194,17 @@
}
p = PyString_AsString(privateobj);
nlen = strlen(name);
- if (name[nlen-1] == '_' && name[nlen-2] == '_') {
+ /* Don't mangle __id__ or names with dots.
+
+ The only time a name with a dot can occur is when
+ we are compiling an import statement that has a
+ package name.
+
+ TODO(jhylton): Decide whether we want to support
+ mangling of the module name, e.g. __M.X.
+ */
+ if ((name[nlen-1] == '_' && name[nlen-2] == '_')
+ || strchr(name, '.')) {
Py_INCREF(ident);
return ident; /* Don't mangle __whatever__ */
}
@@ -2243,7 +2253,7 @@
return compiler_error(c, "can not assign to __debug__");
}
- mangled = _Py_Mangle(c->u->u_private, name);
+mangled = _Py_Mangle(c->u->u_private, name);
if (!mangled)
return 0;
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