GrouperView.join() is deprecated, call highlevel sharex if needed

bnavigator · bnavigator · commit b7baec0363f6 · 2022-12-31T21:35:37.000+01:00
diff --git a/control/sisotool.py b/control/sisotool.py
@@ -158,9 +158,11 @@ def _SisotoolUpdate(sys, fig, K, bode_plot_params, tvect=None):
     ax_phase.set_xlabel(ax_phase.get_xlabel(),fontsize=label_font_size)
     ax_phase.set_ylabel(ax_phase.get_ylabel(),fontsize=label_font_size)
     ax_phase.get_xaxis().set_label_coords(0.5, -0.15)
-    ax_phase.get_shared_x_axes().join(ax_phase, ax_mag)
     ax_phase.tick_params(axis='both', which='major', labelsize=label_font_size)
 
+    if not ax_phase.get_shared_x_axes().joined(ax_phase, ax_mag):
+        ax_phase.sharex(ax_mag)
+
     ax_step.set_title('Step response',fontsize = title_font_size)
     ax_step.set_xlabel('Time (seconds)',fontsize=label_font_size)
     ax_step.set_ylabel('Output',fontsize=label_font_size)
