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topo interactivity broken on evoked.plot()

See original GitHub issue

If I do this: plot_evoked

i.e.,

epochs.average().pick_channels(['MEG 1143']).plot()

I get this:

n [15]: Traceback (most recent call last):
  File "/tsi/doctorants/mainak/anaconda/lib/python2.7/site-packages/matplotlib/backends/backend_qt5.py", line 291, in mouseReleaseEvent
    FigureCanvasBase.button_release_event(self, x, y, button)
  File "/tsi/doctorants/mainak/anaconda/lib/python2.7/site-packages/matplotlib/backend_bases.py", line 1891, in button_release_event
    self.callbacks.process(s, event)
  File "/tsi/doctorants/mainak/anaconda/lib/python2.7/site-packages/matplotlib/cbook.py", line 533, in process
    proxy(*args, **kwargs)
  File "/tsi/doctorants/mainak/anaconda/lib/python2.7/site-packages/matplotlib/cbook.py", line 408, in __call__
    return mtd(*args, **kwargs)
  File "/tsi/doctorants/mainak/anaconda/lib/python2.7/site-packages/matplotlib/widgets.py", line 1250, in release
    self.onselect(vmin, vmax)
  File "/tsi/doctorants/mainak/mne-python/mne/viz/evoked.py", line 90, in _butterfly_onselect
    layout=None)
  File "/tsi/doctorants/mainak/mne-python/mne/viz/topomap.py", line 49, in _prepare_topo_plot
    picks, pos = _pair_grad_sensors(info, layout)
  File "/tsi/doctorants/mainak/mne-python/mne/channels/layout.py", line 689, in _pair_grad_sensors
    raise ValueError("No 'grad' channel pairs found.")
ValueError: No 'grad' channel pairs found.

also I find the key mappings a bit weird because it interferes with magnifying the plot …

Issue Analytics

State:
Created 7 years ago
Comments:8 (8 by maintainers)

Top GitHub Comments

1reaction

larsonercommented, May 11, 2016

Ahh right, yes we could also modify the plot, that would make it very clear.

1reaction

jasmainakcommented, Mar 24, 2016

I still don’t think it is okay to have errors in interactive mode …

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