fix docstrig, replace eval by regExp

	replace the `eval` to transform the `repr()` of the magic list send by the kernel
	by a regular expression, change the docstring to be numpy complient (I hope so)

IPython/frontend/qt/console/frontend_widget.py

@@ -316,11 +316,25 b' class FrontendWidget(HistoryConsoleWidget, BaseFrontendMixin):'
     def _silent_exec_callback(self, expr, callback):
         """Silently execute `expr` in the kernel and call `callback` with reply
 
-        `expr` : valid string to be executed by the kernel.
-        `callback` : function accepting one string as argument.
+        the `expr` is evaluated silently in the kernel (without) output in
+        the frontend. Call `callback` with the
+        `repr <http://docs.python.org/library/functions.html#repr> `_ as first argument
+
+        Parameters
+        ----------
+        expr : string
+            valid string to be executed by the kernel.
+        callback : function
+            function accepting one arguement, as a string. The string will be
+            the `repr` of the result of evaluating `expr`
 
         The `callback` is called with the 'repr()' of the result of `expr` as
-        first argument. To get the object, do 'eval()' on the passed value.
+        first argument. To get the object, do 'eval()' onthe passed value.
+
+        See Also
+        --------
+        _handle_exec_callback : private method, deal with calling callback with reply
+
         """
 
         # generate uuid, which would be used as a indication of wether or not
@@ -334,23 +348,26 b' class FrontendWidget(HistoryConsoleWidget, BaseFrontendMixin):'
     def _handle_exec_callback(self, msg):
         """Execute `callback` corresonding to `msg` reply, after ``_silent_exec_callback``
 
-        `msg` : raw message send by the kernel containing an `user_expressions`
+        Parameters
+        ----------
+        msg : raw message send by the kernel containing an `user_expressions`
                 and having a 'silent_exec_callback' kind.
 
+        Notes
+        -----
         This fonction will look for a `callback` associated with the
         corresponding message id. Association has been made by
-        ``_silent_exec_callback``. `callback`is then called with the `repr()`
+        `_silent_exec_callback`. `callback` is then called with the `repr()`
         of the value of corresponding `user_expressions` as argument.
         `callback` is then removed from the known list so that any message
         coming again with the same id won't trigger it.
+
         """
 
-        cnt = msg['content']
-        ue = cnt['user_expressions']
-        for i in ue.keys():
-            if i in self._callback_dict:
-                self._callback_dict[i](ue[i])
-                self._callback_dict.pop(i)
+        user_exp = msg['content']['user_expressions']
+        for expression in user_exp:
+            if expression in self._callback_dict:
+                self._callback_dict.pop(expression)(user_exp[expression])
 
     def _handle_execute_reply(self, msg):
         """ Handles replies for code execution.

IPython/frontend/qt/console/mainwindow.py

@@ -20,6 +20,7 b' Authors:'
 
 # stdlib imports
 import sys
+import re
 import webbrowser
 from threading import Thread
 
@@ -547,10 +548,23 b' class MainWindow(QtGui.QMainWindow):'
     def _make_dynamic_magic(self,magic):
         """Return a function `fun` that will execute `magic` on active frontend.
 
-        `magic` : valid python string
+        Parameters
+        ----------
+        magic : string
+            string that will be executed as is when the returned function is called
+
+        Returns
+        -------
+        fun : function
+            function with no parameters, when called will execute `magic` on the
+            current active frontend at call time
 
-        return `fun`, function with no parameters
+        See Also
+        --------
+        populate_all_magic_menu : generate the "All Magics..." menu
 
+        Notes
+        -----
         `fun` execute `magic` an active frontend at the moment it is triggerd,
         not the active frontend at the moment it has been created.
 
@@ -566,8 +580,13 b' class MainWindow(QtGui.QMainWindow):'
     def populate_all_magic_menu(self, listofmagic=None):
         """Clean "All Magics..." menu and repopulate it with `listofmagic`
 
-        `listofmagic` : string, repr() of a list of strings.
+        Parameters
+        ----------
+        listofmagic : string,
+            repr() of a list of strings, send back by the kernel
 
+        Notes
+        -----
         `listofmagic`is a repr() of list because it is fed with the result of
         a 'user_expression'
         """
@@ -577,8 +596,8 b' class MainWindow(QtGui.QMainWindow):'
         # list of protected magic that don't like to be called without argument
         # append '?' to the end to print the docstring when called from the menu
         protected_magic = set(["more","less","load_ext","pycat","loadpy","save"])
-
-        for magic in eval(listofmagic):
+        magics=re.findall('\w+', listofmagic)
+        for magic in magics:
             if magic in protected_magic:
                 pmagic = '%s%s%s'%('%',magic,'?')
             else:
@@ -590,8 +609,14 b' class MainWindow(QtGui.QMainWindow):'
             alm_magic_menu.addAction(xaction)
 
     def update_all_magic_menu(self):
+        """ Update the list on magic in the "All Magics..." Menu
+
+        Request the kernel with the list of availlable magic and populate the
+        menu with the list received back
+
+        """
         # first define a callback which will get the list of all magic and put it in the menu.
-        self.active_frontend._silent_exec_callback('get_ipython().lsmagic()',self.populate_all_magic_menu)
+        self.active_frontend._silent_exec_callback('get_ipython().lsmagic()', self.populate_all_magic_menu)
 
     def init_magic_menu(self):
         self.magic_menu = self.menuBar().addMenu("&Magic")
@@ -638,7 +663,7 b' class MainWindow(QtGui.QMainWindow):'
             statusTip="List interactive variable with detail",
             triggered=self.whos_magic_active_frontend)
         self.add_menu_action(self.magic_menu, self.whos_action)
-        
+
     def init_window_menu(self):
         self.window_menu = self.menuBar().addMenu("&Window")
         if sys.platform == 'darwin':