Migrate remaining tests from UserDict.UserDict to collections.UserDict.

Lib/test/mapping_tests.py

 # tests common to dict and UserDict
 import unittest
-import UserDict
+import collections
 
 
 class BasicTestMappingProtocol(unittest.TestCase):
@@ -438,11 +438,11 @@ class TestMappingProtocol(BasicTestMappingProtocol):
         # self.assert_(type(dictlike.fromkeys('a')) is dictlike)
         class mydict(self.type2test):
             def __new__(cls):
-                return UserDict.UserDict()
+                return collections.UserDict()
         ud = mydict.fromkeys('ab')
         self.assertEqual(ud, {'a':None, 'b':None})
         # FIXME: the following won't work with UserDict, because it's an old style class
-        # self.assert_(isinstance(ud, UserDict.UserDict))
+        # self.assert_(isinstance(ud, collections.UserDict))
         self.assertRaises(TypeError, dict.fromkeys)
 
         class Exc(Exception): pass
@@ -574,10 +574,10 @@ class TestHashMappingProtocol(TestMappingProtocol):
         TestMappingProtocol.test_fromkeys(self)
         class mydict(self.type2test):
             def __new__(cls):
-                return UserDict.UserDict()
+                return collections.UserDict()
         ud = mydict.fromkeys('ab')
         self.assertEqual(ud, {'a':None, 'b':None})
-        self.assert_(isinstance(ud, UserDict.UserDict))
+        self.assert_(isinstance(ud, collections.UserDict))
 
     def test_pop(self):
         TestMappingProtocol.test_pop(self)

Lib/test/test_builtin.py

@@ -5,7 +5,7 @@ from test.test_support import fcmp, TESTFN, unlink,  run_unittest, \
                               run_with_locale
 from operator import neg
 
-import sys, warnings, random, UserDict, io, rational
+import sys, warnings, random, collections, io, rational
 warnings.filterwarnings("ignore", "hex../oct.. of negative int",
                         FutureWarning, __name__)
 warnings.filterwarnings("ignore", "integer argument expected",
@@ -400,7 +400,7 @@ class BuiltinTest(unittest.TestCase):
 
         # Verify locals stores (used by list comps)
         eval('[locals() for i in (2,3)]', g, d)
-        eval('[locals() for i in (2,3)]', g, UserDict.UserDict())
+        eval('[locals() for i in (2,3)]', g, collections.UserDict())
 
         class SpreadSheet:
             "Sample application showing nested, calculated lookups."

Lib/test/test_cfgparser.py

 import ConfigParser
 import io
 import unittest
-import UserDict
+import collections
 
 from test import test_support
 
-class SortedDict(UserDict.UserDict):
+class SortedDict(collections.UserDict):
     def items(self):
         return sorted(self.data.items())
 

Lib/test/test_dict.py

 import unittest
 from test import test_support
 
-import sys, UserDict, random, string
+import sys, collections, random, string
 
 
 class DictTest(unittest.TestCase):
@@ -209,10 +209,10 @@ class DictTest(unittest.TestCase):
         self.assert_(type(dictlike().fromkeys('a')) is dictlike)
         class mydict(dict):
             def __new__(cls):
-                return UserDict.UserDict()
+                return collections.UserDict()
         ud = mydict.fromkeys('ab')
         self.assertEqual(ud, {'a':None, 'b':None})
-        self.assert_(isinstance(ud, UserDict.UserDict))
+        self.assert_(isinstance(ud, collections.UserDict))
         self.assertRaises(TypeError, dict.fromkeys)
 
         class Exc(Exception): pass

Lib/test/test_extcall.py

 from test.test_support import verify, verbose, TestFailed, sortdict
 from UserList import UserList
-from UserDict import UserDict
+from collections import UserDict
 
 def e(a, b):
     print(a, b)

Lib/test/test_funcattrs.py

@@ -175,7 +175,7 @@ class ArbitraryFunctionAttrTest(FuncAttrsTest):
 class FunctionDictsTest(FuncAttrsTest):
     def test_setting_dict_to_invalid(self):
         self.cannot_set_attr(self.b, '__dict__', None, TypeError)
-        from UserDict import UserDict
+        from collections import UserDict
         d = UserDict({'known_attr': 7})
         self.cannot_set_attr(self.fi.a.__func__, '__dict__', d, TypeError)