title: matplotlib on pycharm with remote ssh intepreter
body: <p>I am using pycharm with a remote interpreter. </p>
  
  <p>When I try to use matplotlib I get the following error:</p>
  
  <pre><code>&gt;&gt;&gt; import matplotlib.pyplot as plt
  Backend TkAgg is interactive backend. Turning interactive mode on.
  Failed to enable GUI event loop integration for 'tk'
  Traceback (most recent call last):
    File "/home/donbeo/.pycharm_helpers/pydev/pydev_console_utils.py", line 498, in do_enable_gui
      enable_gui(guiname)
    File "/home/donbeo/.pycharm_helpers/pydev/pydev_ipython/inputhook.py", line 509, in enable_gui
      return gui_hook(app)
    File "/home/donbeo/.pycharm_helpers/pydev/pydev_ipython/inputhook.py", line 262, in enable_tk
      app = _TK.Tk()
    File "/usr/lib/python3.4/tkinter/__init__.py", line 1808, in __init__
      self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
  _tkinter.TclError: no display name and no $DISPLAY environment variable
  &gt;&gt;&gt; plt.plot([1,2,3])
  Traceback (most recent call last):
    File "/usr/lib/python3/dist-packages/IPython/core/interactiveshell.py", line 2821, in run_code
      exec(code_obj, self.user_global_ns, self.user_ns)
    File "&lt;ipython-input-6-e426dd61f8f7&gt;", line 1, in &lt;module&gt;
      plt.plot([1,2,3])
    File "/usr/lib/python3/dist-packages/matplotlib/pyplot.py", line 2980, in plot
      ax = gca()
    File "/usr/lib/python3/dist-packages/matplotlib/pyplot.py", line 803, in gca
      ax =  gcf().gca(**kwargs)
    File "/usr/lib/python3/dist-packages/matplotlib/pyplot.py", line 450, in gcf
      return figure()
    File "/usr/lib/python3/dist-packages/matplotlib/pyplot.py", line 423, in figure
      **kwargs)
    File "/usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py", line 79, in new_figure_manager
      return new_figure_manager_given_figure(num, figure)
    File "/usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py", line 87, in new_figure_manager_given_figure
      window = Tk.Tk()
    File "/usr/lib/python3.4/tkinter/__init__.py", line 1808, in __init__
      self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
  _tkinter.TclError: no display name and no $DISPLAY environment variable
  &gt;&gt;&gt; plt.show()
  </code></pre>
  
  <p>How can I solve?</p>