bpo-42088: Use "SimpleNamespace(...)" in the repr for SimpleNamespace

The repr is now "SimpleNamespace(...)" instead of "namespace(...)".

Lib/test/test_pprint.py

@@ -396,12 +396,12 @@ mappingproxy(OrderedDict([('the', 0),
     def test_empty_simple_namespace(self):
         ns = types.SimpleNamespace()
         formatted = pprint.pformat(ns)
-        self.assertEqual(formatted, "namespace()")
+        self.assertEqual(formatted, "SimpleNamespace()")
 
     def test_small_simple_namespace(self):
         ns = types.SimpleNamespace(a=1, b=2)
         formatted = pprint.pformat(ns)
-        self.assertEqual(formatted, "namespace(a=1, b=2)")
+        self.assertEqual(formatted, "SimpleNamespace(a=1, b=2)")
 
     def test_simple_namespace(self):
         ns = types.SimpleNamespace(

Lib/test/test_types.py

@@ -1406,7 +1406,7 @@ class SimpleNamespaceTests(unittest.TestCase):
         ns2 = types.SimpleNamespace()
         ns2.x = "spam"
         ns2._y = 5
-        name = "namespace"
+        name = "SimpleNamespace"
 
         self.assertEqual(repr(ns1), "{name}(x=1, y=2, w=3)".format(name=name))
         self.assertEqual(repr(ns2), "{name}(x='spam', _y=5)".format(name=name))
@@ -1456,7 +1456,7 @@ class SimpleNamespaceTests(unittest.TestCase):
         ns1.spam = ns1
         ns2.spam = ns3
         ns3.spam = ns2
-        name = "namespace"
+        name = "SimpleNamespace"
         repr1 = "{name}(c='cookie', spam={name}(...))".format(name=name)
         repr2 = "{name}(spam={name}(x=1, spam={name}(...)))".format(name=name)
 

Misc/NEWS.d/next/Library/2020-11-24-13-55-52.bpo-42088.tjTf-0.rst

@@ -0,0 +1,2 @@
+The repr of :class:`types.SimpleNamespace` is now ``SimpleNamespace(...)``
+instead of ``namespace(...)``.

Objects/namespaceobject.c

@@ -72,7 +72,7 @@ namespace_repr(PyObject *ns)
     PyObject *separator, *pairsrepr, *repr = NULL;
     const char * name;
 
-    name = Py_IS_TYPE(ns, &_PyNamespace_Type) ? "namespace"
+    name = Py_IS_TYPE(ns, &_PyNamespace_Type) ? "SimpleNamespace"
                                                : Py_TYPE(ns)->tp_name;
 
     i = Py_ReprEnter(ns);