Set sticky_edges correctly for negative height bar().

anntzer · anntzer · commit 00165ebb8b91 · 2017-01-30T13:05:23.000-08:00
The patch correctly sets the sticky edge to 0 instead of -1 for
 `bar(0, height=-1)`.
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -2113,12 +2113,6 @@ def make_iterable(x):
 
         args = zip(left, bottom, width, height, color, edgecolor, linewidth)
         for l, b, w, h, c, e, lw in args:
-            if h < 0:
-                b += h
-                h = abs(h)
-            if w < 0:
-                l += w
-                w = abs(w)
             r = mpatches.Rectangle(
                 xy=(l, b), width=w, height=h,
                 facecolor=c,
