diff --git a/IPython/core/completer.py b/IPython/core/completer.py
index 2f0ad6b..ccb1f46 100644
--- a/IPython/core/completer.py
+++ b/IPython/core/completer.py
@@ -1141,7 +1141,6 @@ class IPCompleter(Completer):
 
         # _greedy_changed() depends on splitter and readline being defined:
         super().__init__(
-            self,
             namespace=namespace,
             global_namespace=global_namespace,
             config=config,
diff --git a/IPython/core/magics/namespace.py b/IPython/core/magics/namespace.py
index 57a05d7..426c3b8 100644
--- a/IPython/core/magics/namespace.py
+++ b/IPython/core/magics/namespace.py
@@ -482,14 +482,18 @@ class NamespaceMagics(Magics):
 
         Parameters
         ----------
-        -f : force reset without asking for confirmation.
-        -s : 'Soft' reset: Only clears your namespace, leaving history intact.
+        -f
+           force reset without asking for confirmation.
+        -s
+           'Soft' reset: Only clears your namespace, leaving history intact.
             References to objects may be kept. By default (without this option),
             we do a 'hard' reset, giving you a new session and removing all
             references to objects from the current session.
-        --aggressive : Try to aggressively remove modules from sys.modules ; this
+        --aggressive
+            Try to aggressively remove modules from sys.modules ; this
             may allow you to reimport Python modules that have been updated and
             pick up changes, but can have unattended consequences.
+
         in : reset input history
         out : reset output history
         dhist : reset directory history