Merge pull request #17025 from QuLogic/fix-nbagg-close

tacaswell · web-flow · commit 25a80b6e0efd · 2020-04-04T15:03:09.000-04:00
FIX: RecursionError when closing nbAgg figures.
diff --git a/lib/matplotlib/_pylab_helpers.py b/lib/matplotlib/_pylab_helpers.py
@@ -57,6 +57,8 @@ def destroy(cls, num):
             manager = num
             if cls.figs.get(manager.num) is manager:
                 cls.figs.pop(manager.num)
+            else:
+                return
         else:
             try:
                 manager = cls.figs.pop(num)
