Backport PR #12670: FIX: add setter for hold to un-break basemap (#12751)

meeseeksmachine · timhoffm · commit 6224e579d180 · 2018-11-05T23:43:56.000+01:00
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
@@ -406,6 +406,10 @@ class _AxesBase(martist.Artist):
     def _hold(self):
         return True
 
+    @_hold.setter
+    def _hold(self, value):
+        pass
+
     def __str__(self):
         return "{0}({1[0]:g},{1[1]:g};{1[2]:g}x{1[3]:g})".format(
             type(self).__name__, self._position.bounds)
