Unable to access spectrum of spaxel as described in the plotting tutorial.

[OphelieLeste]

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To Reproduce
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2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behaviour
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Screenshots
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Desktop (please complete the following information):

• OS: Ubuntu
• Browser [e.g. chrome, safari] (if the issue is related to Marvin Web) Chrome
• Version of Marvin [e.g. 2.0.2]

Additional context
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maps = Maps(plateifu='8940-6102')
maps.download()

spax = maps.getSpaxel(x=17, y=17, xyorig='lower', modelcube=True)
ax = spax.spectrum.plot()
ax.plot(spax.model.wavelength, spax.model.flux)
ax.legend(list(ax.get_lines()), ['observed', 'model'])
​

AttributeError Traceback (most recent call last)
in
1 spax = maps.getSpaxel(x=17, y=17, xyorig='lower', modelcube=True)
----> 2 ax = spax.spectrum.plot()
3 ax.plot(spax.model.wavelength, spax.model.flux)
4 ax.legend(list(ax.get_lines()), ['observed', 'model'])

~/anaconda3/lib/python3.7/site-packages/marvin/tools/spaxel.py in getattr(self, value)
166 return _getattr(tool_quantity_dict)[value]
167
--> 168 return super(Spaxel, self).getattribute(value)
169
170 def repr(self):

AttributeError: 'Spaxel' object has no attribute 'spectrum'

Unable to access spectrum as described in the plotting tutorial.