YingzhiGou
commented
6 years ago this is because matplotlib is using backend that is based on tk, and tk is not properly set in the environment.
possible solutions:
- switch to Qt backend such as QtAgg
- make sure libtk, libtcl and libgtk are installed on ubuntu
fzhang@ubuntu-qosmio:/Softlab/Githubz/mtpy2$ python examples/plot_edis.py examples/data/edi_files/ Could not find any Tipper data. Read in edi file for station pb32 /Softlab/Githubz/mtpy2/mtpy/imaging/mtplottools.py:824: FutureWarning: comparison to
main(edi_path)
File "examples/plot_edis.py", line 40, in main
pr = mtpr.PlotResponse(fn=efile,plot_num=2,res_limits=(1,10000),phase_limits=(0,90))
File "/Softlab/Githubz/mtpy2/mtpy/imaging/plotresponse.py", line 499, in init
self.plot()
File "/Softlab/Githubz/mtpy2/mtpy/imaging/plotresponse.py", line 1341, in plot
plt.show()
File "/usr/local/lib/python2.7/dist-packages/matplotlib/pyplot.py", line 244, in show
return _show( args, **kw)
File "/usr/local/lib/python2.7/dist-packages/matplotlib/backend_bases.py", line 192, in call
self.mainloop()
File "/usr/local/lib/python2.7/dist-packages/matplotlib/backends/backend_tkagg.py", line 74, in mainloop
Tk.mainloop()
File "/usr/lib/python2.7/lib-tk/Tkinter.py", line 417, in mainloop
_default_root.tk.mainloop(n)
AttributeError: 'NoneType' object has no attribute 'tk'
Nonewill result in an elementwise object comparison in the future. if edi_obj.Tipper.tipper == None: /Softlab/Githubz/mtpy2/mtpy/imaging/mtplottools.py:392: FutureWarning: comparison toNonewill result in an elementwise object comparison in the future. if self._Z.freq == None: /Softlab/Githubz/mtpy2/mtpy/imaging/mtplottools.py:471: RuntimeWarning: invalid value encountered in double_scalars zdetvar = np.array([np.linalg.det(zzv)*.5 for zzv in self._Z.z_err]) Could not find any Tipper data. Read in edi file for station pb40 Could not find any Tipper data. Read in edi file for station pb39 Could not find any Tipper data. Read in edi file for station pb25 Could not find any Tipper data. Read in edi file for station pb41 Could not find any Tipper data. Read in edi file for station pb30 Could not find any Tipper data. Read in edi file for station pb23 Could not find any Tipper data. Read in edi file for station pb33 Could not find any Tipper data. Read in edi file for station pb44 Could not find any Tipper data. Read in edi file for station pb27 Could not find any Tipper data. Read in edi file for station pb43 Could not find any Tipper data. Read in edi file for station pb29 Traceback (most recent call last): File "examples/plot_edis.py", line 56, in