rlocus: add title to root locus plot axes rather than renaming figure window

sawyerbfuller · sawyerbfuller · commit 70436101da21 · 2020-06-03T15:33:21.000-07:00
diff --git a/control/rlocus.py b/control/rlocus.py
@@ -151,6 +151,7 @@ def root_locus(sys, kvect=None, xlim=None, ylim=None,
             if ax is None: 
                 ax = plt.gca()
                 fig = ax.figure
+                ax.set_title('Root Locus')
 
         if print_gain and not sisotool:
             fig.canvas.mpl_connect(
