diff --git a/IPython/config/loader.py b/IPython/config/loader.py
index e8bb620..0074c08 100644
--- a/IPython/config/loader.py
+++ b/IPython/config/loader.py
@@ -274,8 +274,8 @@ class CommandLineConfigLoader(ConfigLoader):
     """
 
 
-class NoConfigDefault(object): pass
-NoConfigDefault = NoConfigDefault()
+class __NoConfigDefault(object): pass
+NoConfigDefault = __NoConfigDefault()
 
 
 class ArgParseConfigLoader(CommandLineConfigLoader):
diff --git a/IPython/core/builtin_trap.py b/IPython/core/builtin_trap.py
index 8ddbcf7..8021c5a 100644
--- a/IPython/core/builtin_trap.py
+++ b/IPython/core/builtin_trap.py
@@ -31,8 +31,8 @@ from IPython.utils.autoattr import auto_attr
 #-----------------------------------------------------------------------------
 
 
-class BuiltinUndefined(object): pass
-BuiltinUndefined = BuiltinUndefined()
+class __BuiltinUndefined(object): pass
+BuiltinUndefined = __BuiltinUndefined()
 
 
 class BuiltinTrap(Component):
diff --git a/IPython/core/component.py b/IPython/core/component.py
index a928b40..42c6118 100644
--- a/IPython/core/component.py
+++ b/IPython/core/component.py
@@ -157,7 +157,7 @@ def masquerade_as(instance, cls):
     cls.register_instance(instance)
 
 
-class ComponentNameGenerator(object):
+class __ComponentNameGenerator(object):
     """A Singleton to generate unique component names."""
 
     def __init__(self, prefix):
@@ -170,7 +170,7 @@ class ComponentNameGenerator(object):
         return "%s%s" % (self.prefix, count)
 
 
-ComponentNameGenerator = ComponentNameGenerator('ipython.component')
+ComponentNameGenerator = __ComponentNameGenerator('ipython.component')
 
 
 class MetaComponent(MetaHasTraitlets, MetaComponentTracker):
diff --git a/docs/autogen_api.py b/docs/autogen_api.py
index 3a40acc..0efc8b6 100755
--- a/docs/autogen_api.py
+++ b/docs/autogen_api.py
@@ -29,7 +29,29 @@ if __name__ == '__main__':
                                         r'\.frontend',
                                         r'\.gui'
                                         ]
+
     docwriter.module_skip_patterns += [ r'\.core\.fakemodule',
+                                        
+                                        # XXX These need fixing, disabling for
+                                        # now but we need to figure out why
+                                        # they are breaking.  Error from sphinx
+                                        # for each group copied below
+                                        
+                                        # AttributeError: __abstractmethods__
+                                        r'\.core\.component',
+                                        r'\.utils\.traitlets',
+        
+                                        # AttributeError: __provides__
+                                        r'\.kernel\.clusterdir',
+                                        r'\.kernel\.configobjfactory',
+                                        r'\.kernel\.fcutil',
+                                        r'\.kernel\.ipcontrollerapp',
+                                        r'\.kernel\.launcher',
+                                        r'\.kernel\.task',
+                                        r'\.kernel\.winhpcjob',
+                                        r'\.testing\.util',
+    
+                                        # Keeping these disabled is OK
                                         r'\.cocoa',
                                         r'\.ipdoctest',
                                         r'\.Gnuplot',