remove uneccesary Config objects from flags.

IPython/parallel/apps/baseapp.py

@@ -24,7 +24,6 b' import sys'
 
 from subprocess import Popen, PIPE
 
-from IPython.config.loader import Config
 from IPython.core import release
 from IPython.core.crashhandler import CrashHandler
 from IPython.core.newapplication import (
@@ -100,9 +99,10 b' base_aliases.update({'
 })
 
 base_flags = {
-    'log-to-file' : ({'BaseParallelApplication' : Config({
-                    'log_to_file' : True}),
-            }, "send log output to a file")
+    'log-to-file' : (
+        {'BaseParallelApplication' : {'log_to_file' : True}},
+        "send log output to a file"
+    )
 }
 base_flags.update(base_ip_flags)
 

IPython/parallel/apps/ipcontrollerapp.py

@@ -30,7 +30,6 b' from zmq.devices import ProcessMonitoredQueue'
 from zmq.log.handlers import PUBHandler
 from zmq.utils import jsonapi as json
 
-from IPython.config.loader import Config
 from IPython.core.newapplication import ProfileDir
 
 from IPython.parallel.apps.baseapp import (
@@ -89,13 +88,13 b' flags.update(base_flags)'
 flags.update({
     'usethreads' : ( {'IPControllerApp' : {'use_threads' : True}},
                     'Use threads instead of processes for the schedulers'),
-    'sqlitedb' : ({'HubFactory' : Config({'db_class' : 'IPython.parallel.controller.sqlitedb.SQLiteDB'})},
+    'sqlitedb' : ({'HubFactory' : {'db_class' : 'IPython.parallel.controller.sqlitedb.SQLiteDB'}},
                     'use the SQLiteDB backend'),
-    'mongodb' : ({'HubFactory' : Config({'db_class' : 'IPython.parallel.controller.mongodb.MongoDB'})},
+    'mongodb' : ({'HubFactory' : {'db_class' : 'IPython.parallel.controller.mongodb.MongoDB'}},
                     'use the MongoDB backend'),
-    'dictdb' : ({'HubFactory' : Config({'db_class' : 'IPython.parallel.controller.dictdb.DictDB'})},
+    'dictdb' : ({'HubFactory' : {'db_class' : 'IPython.parallel.controller.dictdb.DictDB'}},
                     'use the in-memory DictDB backend'),
-    'reuse' : ({'IPControllerApp' : Config({'reuse_files' : True})},
+    'reuse' : ({'IPControllerApp' : {'reuse_files' : True}},
                     'reuse existing json connection files')
 })