ipython里面%pylab inline提示没有模块?

aewraere 2017-01-03 10:44:50

我在本机已经pip install matplotlib成功，然后在ipython里面
%pylab inline
打印提示一堆错误。这是还是因为缺少什么库吗? 谢谢。



In [34]: %pylab inline

x---------------------------------------------------------------------------

UnknownBackend                            Traceback (most recent call last)

<ipython-input-34-550caa57204a> in <module>()

----> 1 get_ipython().magic(u'pylab inline')



/usr/local/lib/python2.7/site-packages/IPython/core/interactiveshell.pyc in magic(self, arg_s)

   2156         magic_name, _, magic_arg_s = arg_s.partition(' ')

   2157         magic_name = magic_name.lstrip(prefilter.ESC_MAGIC)

-> 2158         return self.run_line_magic(magic_name, magic_arg_s)

   2159

   2160     #-------------------------------------------------------------------------



/usr/local/lib/python2.7/site-packages/IPython/core/interactiveshell.pyc in run_line_magic(self, magic_name, line)

   2077                 kwargs['local_ns'] = sys._getframe(stack_depth).f_locals

   2078             with self.builtin_trap:

-> 2079                 result = fn(*args,**kwargs)

   2080             return result

   2081



<decorator-gen-105> in pylab(self, line)



/usr/local/lib/python2.7/site-packages/IPython/core/magic.pyc in <lambda>(f, *a, **k)

    186     # but it's overkill for just that one bit of state.

    187     def magic_deco(arg):

--> 188         call = lambda f, *a, **k: f(*a, **k)

    189

    190         if callable(arg):



/usr/local/lib/python2.7/site-packages/IPython/core/magics/pylab.pyc in pylab(self, line)

    154             import_all = not args.no_import_all

    155

--> 156         gui, backend, clobbered = self.shell.enable_pylab(args.gui, import_all=import_all)

    157         self._show_matplotlib_backend(args.gui, backend)

    158         print ("Populating the interactive namespace from numpy and matplotlib")



/usr/local/lib/python2.7/site-packages/IPython/core/interactiveshell.pyc in enable_pylab(self, gui, import_all, welcome_message)

   2984         from IPython.core.pylabtools import import_pylab

   2985

-> 2986         gui, backend = self.enable_matplotlib(gui)

   2987

   2988         # We want to prevent the loading of pylab to pollute the user's



/usr/local/lib/python2.7/site-packages/IPython/core/interactiveshell.pyc in enable_matplotlib(self, gui)

   2945                 gui, backend = pt.find_gui_and_backend(self.pylab_gui_select)

   2946

-> 2947         pt.activate_matplotlib(backend)

   2948         pt.configure_inline_support(self, backend)

   2949



/usr/local/lib/python2.7/site-packages/IPython/core/pylabtools.pyc in activate_matplotlib(backend)

    292     matplotlib.rcParams['backend'] = backend

    293

--> 294     import matplotlib.pyplot

    295     matplotlib.pyplot.switch_backend(backend)

    296



/usr/local/lib/python2.7/site-packages/matplotlib/pyplot.py in <module>()

   2510 # are no-ops and the registered function respect `mpl.is_interactive()`

   2511 # to determine if they should trigger a draw.

-> 2512 install_repl_displayhook()

   2513

   2514 ################# REMAINING CONTENT GENERATED BY boilerplate.py ##############



/usr/local/lib/python2.7/site-packages/matplotlib/pyplot.py in install_repl_displayhook()

    163             ipython_gui_name = backend2gui.get(get_backend())

    164             if ipython_gui_name:

--> 165                 ip.enable_gui(ipython_gui_name)

    166         else:

    167             _INSTALL_FIG_OBSERVER = True



/usr/local/lib/python2.7/site-packages/IPython/terminal/interactiveshell.pyc in enable_gui(self, gui)

    450     def enable_gui(self, gui=None):

    451         if gui:

--> 452             self._inputhook = get_inputhook_func(gui)

    453         else:

    454             self._inputhook = None



/usr/local/lib/python2.7/site-packages/IPython/terminal/pt_inputhooks/__init__.pyc in get_inputhook_func(gui)

     36

     37     if gui not in backends:

---> 38         raise UnknownBackend(gui)

     39

     40     if gui in aliases:



UnknownBackend: No event loop integration for 'inline'. Supported event loops are: qt, qt4, qt5, gtk, gtk2, gtk3, tk, wx, pyglet, glut, osx

Error in callback <function post_execute at 0x10f398c08> (for post_execute):

---------------------------------------------------------------------------

AttributeError                            Traceback (most recent call last)

/usr/local/lib/python2.7/site-packages/matplotlib/pyplot.py in post_execute()

    145

    146             def post_execute():

--> 147                 if matplotlib.is_interactive():

    148                     draw_all()

    149



AttributeError: 'NoneType' object has no attribute 'is_interactive'