Allow BboxBase.padded to accept a tuple or list

EzraBC · web-flow · commit ad9ec99bb521 · 2018-08-02T15:22:24.000-05:00
In addition to allowing a dict, added support for a tuple or list being passed. Also fixed some indentation and changed the dict keys to those mentioned in issue matplotlib#11764
diff --git a/lib/matplotlib/transforms.py b/lib/matplotlib/transforms.py
@@ -690,12 +690,17 @@ def padded(self, p):
         """
         Return a new :class:`Bbox` that is padded on all four sides by
         the given values. The parameter p can be a dict with keys
-        ['west', 'south', 'east', 'north'] or a single value.
+        ['left', 'right', 'bottom', 'top'], a tuple or list in the same
+        order, or a single value.
         """
+        keys = ['left', 'right', 'bottom', 'top']
         if not isinstance(p, dict):
-          p = dict.fromkeys(('west', 'south', 'east', 'north'), p)
+            if any(isinstance(p, t) for t in (tuple, list)):
+                p = dict(zip(keys, p))
+            else:
+                p = dict.fromkeys(keys, p)
         points = self.get_points()
-        return Bbox(points + [[-p['west'], -p['south']], [p['east'], p['north']]])
+        return Bbox(points + [[-p['left'], -p['bottom']], [p['right'], p['top']]])
 
     def translated(self, tx, ty):
         """
