Use atleast_1d instead of redefining it.

anntzer · anntzer · commit 3883fa0f77e2 · 2016-12-03T15:01:05.000-08:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -1997,20 +1997,14 @@ def bar(self, left, height, width=0.8, bottom=None, **kwargs):
         label = kwargs.pop('label', '')
         tick_labels = kwargs.pop('tick_label', None)
 
-        def make_iterable(x):
-            if not iterable(x):
-                return [x]
-            else:
-                return x
-
         # make them safe to take len() of
         _left = left
-        left = make_iterable(left)
-        height = make_iterable(height)
-        width = make_iterable(width)
+        left = np.atleast_1d(left)
+        height = np.atleast_1d(height)
+        width = np.atleast_1d(width)
         _bottom = bottom
-        bottom = make_iterable(bottom)
-        linewidth = make_iterable(linewidth)
+        bottom = np.atleast_1d(bottom)
+        linewidth = np.atleast_1d(linewidth)
 
         adjust_ylim = False
         adjust_xlim = False
@@ -2186,9 +2180,7 @@ def make_iterable(x):
         self.add_container(bar_container)
 
         if tick_labels is not None:
-            tick_labels = make_iterable(tick_labels)
-            if isinstance(tick_labels, six.string_types):
-                tick_labels = [tick_labels]
+            tick_labels = np.atleast_1d(tick_labels)
             if len(tick_labels) == 1:
                 tick_labels *= nbars
             if len(tick_labels) != nbars:
