remove pylab from internal_ipkernel example

examples/lib/internal_ipkernel.py

@@ -10,11 +10,11 b' from IPython.kernel.zmq.kernelapp import IPKernelApp'
 #-----------------------------------------------------------------------------
 # Functions and classes
 #-----------------------------------------------------------------------------
-def pylab_kernel(gui):
-    """Launch and return an IPython kernel with pylab support for the desired gui
+def mpl_kernel(gui):
+    """Launch and return an IPython kernel with matplotlib support for the desired gui
     """
     kernel = IPKernelApp.instance()
-    kernel.initialize(['python', '--pylab=%s' % gui,
+    kernel.initialize(['python', '--matplotlib=%s' % gui,
                        #'--log-level=10'
                        ])
     return kernel
@@ -23,16 +23,13 b' def pylab_kernel(gui):'
 class InternalIPKernel(object):
 
     def init_ipkernel(self, backend):
-        # Start IPython kernel with GUI event loop and pylab support
-        self.ipkernel = pylab_kernel(backend)
+        # Start IPython kernel with GUI event loop and mpl support
+        self.ipkernel = mpl_kernel(backend)
         # To create and track active qt consoles
         self.consoles = []
         
         # This application will also act on the shell user namespace
         self.namespace = self.ipkernel.shell.user_ns
-        # Keys present at startup so we don't print the entire pylab/numpy
-        # namespace when the user clicks the 'namespace' button
-        self._init_keys = set(self.namespace.keys())
 
         # Example: a variable that will be seen by the user in the shell, and
         # that the GUI modifies (the 'Counter++' button increments it):
@@ -42,7 +39,7 b' class InternalIPKernel(object):'
     def print_namespace(self, evt=None):
         print("\n***Variables in User namespace***")
         for k, v in self.namespace.items():
-            if k not in self._init_keys and not k.startswith('_'):
+            if not k.startswith('_'):
                 print('%s -> %r' % (k, v))
         sys.stdout.flush()