##// END OF EJS Templates
__builtin__.exit and quit are now hidden - exit magic is now the only exit command
Erik Tollerud -
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@@ -32,6 +32,9 b' from IPython.utils.traitlets import Instance'
32 class __BuiltinUndefined(object): pass
32 class __BuiltinUndefined(object): pass
33 BuiltinUndefined = __BuiltinUndefined()
33 BuiltinUndefined = __BuiltinUndefined()
34
34
35 class __HideBuiltin(object): pass
36 HideBuiltin = __HideBuiltin()
37
35
38
36 class BuiltinTrap(Configurable):
39 class BuiltinTrap(Configurable):
37
40
@@ -44,9 +47,10 b' class BuiltinTrap(Configurable):'
44 # Only turn off the trap when the outermost call to __exit__ is made.
47 # Only turn off the trap when the outermost call to __exit__ is made.
45 self._nested_level = 0
48 self._nested_level = 0
46 self.shell = shell
49 self.shell = shell
47 # builtins we always add
50 # builtins we always add - if set to HideBuiltin, they will just
48 self.auto_builtins = {'exit': Quitter(self.shell, 'exit'),
51 # be removed instead of being replaced by something else
49 'quit': Quitter(self.shell, 'quit'),
52 self.auto_builtins = {'exit': HideBuiltin,
53 'quit': HideBuiltin,
50 'get_ipython': self.shell.get_ipython,
54 'get_ipython': self.shell.get_ipython,
51 }
55 }
52 # Recursive reload function
56 # Recursive reload function
@@ -78,6 +82,9 b' class BuiltinTrap(Configurable):'
78 bdict = __builtin__.__dict__
82 bdict = __builtin__.__dict__
79 orig = bdict.get(key, BuiltinUndefined)
83 orig = bdict.get(key, BuiltinUndefined)
80 self._orig_builtins[key] = orig
84 self._orig_builtins[key] = orig
85 if value is HideBuiltin:
86 del bdict[key]
87 else:
81 bdict[key] = value
88 bdict[key] = value
82
89
83 def remove_builtin(self, key):
90 def remove_builtin(self, key):
@@ -58,12 +58,16 b' class MainWindow(QtGui.QMainWindow):'
58 #---------------------------------------------------------------------------
58 #---------------------------------------------------------------------------
59
59
60 def closeEvent(self, event):
60 def closeEvent(self, event):
61 """ Reimplemented to prompt the user and close the kernel cleanly.
61 """ Reimplemented to prompt the user and close the kernel cleanly, or
62 close without prompt only if the exit magic is used.
62 """
63 """
64 keepkernel = None #Use the prompt by default
65 if hasattr(self._frontend,'_keep_kernel_on_exit'): #set by exit magic
63 keepkernel = self._frontend._keep_kernel_on_exit
66 keepkernel = self._frontend._keep_kernel_on_exit
67
64 kernel_manager = self._frontend.kernel_manager
68 kernel_manager = self._frontend.kernel_manager
65
69
66 if keepkernel is None:
70 if keepkernel is None: #show prompt
67 if kernel_manager and kernel_manager.channels_running:
71 if kernel_manager and kernel_manager.channels_running:
68 title = self.window().windowTitle()
72 title = self.window().windowTitle()
69 cancel = QtGui.QMessageBox.Cancel
73 cancel = QtGui.QMessageBox.Cancel
@@ -106,13 +110,13 b' class MainWindow(QtGui.QMainWindow):'
106 event.accept()
110 event.accept()
107 else:
111 else:
108 event.ignore()
112 event.ignore()
109 elif keepkernel: #close console but leave kernel running
113 elif keepkernel: #close console but leave kernel running (no prompt)
110 if kernel_manager and kernel_manager.channels_running:
114 if kernel_manager and kernel_manager.channels_running:
111 if not self._existing:
115 if not self._existing:
112 # I have the kernel: don't quit, just close the window
116 # I have the kernel: don't quit, just close the window
113 self._app.setQuitOnLastWindowClosed(False)
117 self._app.setQuitOnLastWindowClosed(False)
114 event.accept()
118 event.accept()
115 else: #close console and kernel
119 else: #close console and kernel (no prompt)
116 if kernel_manager and kernel_manager.channels_running:
120 if kernel_manager and kernel_manager.channels_running:
117 kernel_manager.shutdown_kernel()
121 kernel_manager.shutdown_kernel()
118 event.accept()
122 event.accept()
@@ -78,7 +78,7 b' class ZMQInteractiveShell(InteractiveShell):'
78 """A subclass of InteractiveShell for ZMQ."""
78 """A subclass of InteractiveShell for ZMQ."""
79
79
80 displayhook_class = Type(ZMQDisplayHook)
80 displayhook_class = Type(ZMQDisplayHook)
81 keepkernel = None
81 keepkernel_on_exit = None
82
82
83 def init_environment(self):
83 def init_environment(self):
84 """Configure the user's environment.
84 """Configure the user's environment.
@@ -112,7 +112,7 b' class ZMQInteractiveShell(InteractiveShell):'
112 payload = dict(
112 payload = dict(
113 source='IPython.zmq.zmqshell.ZMQInteractiveShell.ask_exit',
113 source='IPython.zmq.zmqshell.ZMQInteractiveShell.ask_exit',
114 exit=True,
114 exit=True,
115 keepkernel=self.keepkernel,
115 keepkernel=self.keepkernel_on_exit,
116 )
116 )
117 self.payload_manager.write_payload(payload)
117 self.payload_manager.write_payload(payload)
118
118
@@ -571,7 +571,7 b' class ZMQInteractiveShell(InteractiveShell):'
571 running. Otherwise, it will shutdown without prompting.
571 running. Otherwise, it will shutdown without prompting.
572 """
572 """
573 opts,args = self.parse_options(parameter_s,'k')
573 opts,args = self.parse_options(parameter_s,'k')
574 self.shell.keepkernel = opts.has_key('k')
574 self.shell.keepkernel_on_exit = opts.has_key('k')
575 self.shell.ask_exit()
575 self.shell.ask_exit()
576
576
577 # Add aliases as magics so all common forms work: exit, quit, Exit, Quit.
577 # Add aliases as magics so all common forms work: exit, quit, Exit, Quit.
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