Merge pull request matplotlib#930 from mdboom/yaarrow_constructor

YAArrow.figure gets overwritten during superclass construction

Author: mdboom

lib/matplotlib/patches.py

@@ -1031,13 +1031,14 @@ def __init__(self, figure, xytip, xybase, width=4, frac=0.1, headwidth=12, **kwa
         %(Patch)s
 
         """
-        self.figure = figure
         self.xytip = xytip
         self.xybase = xybase
         self.width = width
         self.frac = frac
         self.headwidth = headwidth
         Patch.__init__(self, **kwargs)
+        # Set self.figure after Patch.__init__, since it sets self.figure to None
+        self.figure = figure
 
     def get_path(self):
         # Since this is dpi dependent, we need to recompute the path
@@ -4240,6 +4241,3 @@ def draw(self, renderer):
             return
 
         FancyArrowPatch.draw(self, renderer)
-
-
-