Skip plotting line data if it's all NaNs

sunpy · Jan 7, 2025 · a9e99ed · a9e99ed
1 parent edbd777
commit a9e99ed
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ndcube/visualization/mpl_plotter.py b/ndcube/visualization/mpl_plotter.py
@@ -145,7 +145,8 @@ def _plot_1D_cube(self, wcs, axes=None, axes_coordinates=None, axes_units=None,
             # We plot against pixel coordinates
             axes.errorbar(np.arange(len(ydata)), ydata, yerr=yerror, **kwargs)
         else:
-            axes.plot(ydata, **kwargs)
+            if not np.isnan(ydata).all().compute():
+                axes.plot(ydata, **kwargs)
 
         axes.set_ylabel(default_ylabel)