FIX: make bar work with timedeltas

jklymak · jklymak · commit 563c41a2fc30 · 2018-11-28T09:04:51.000-08:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -2232,23 +2232,38 @@ def bar(self, x, height, width=0.8, bottom=None, *, align="center",
         else:
             raise ValueError('invalid orientation: %s' % orientation)
 
+        x, height, width, y, linewidth = np.broadcast_arrays(
+            # Make args iterable too.
+            np.atleast_1d(x), height, width, y, linewidth)
+
         # lets do some conversions now since some types cannot be
         # subtracted uniformly
         if self.xaxis is not None:
+            x0 = x
             x = self.convert_xunits(x)
-            width = self.convert_xunits(width)
+            try:
+                width = self.convert_xunits(x0 + width) - x
+            except TypeError:
+                width = self.convert_xunits(width)
             if xerr is not None:
-                xerr = self.convert_xunits(xerr)
+                try:
+                    xerr = self.convert_xunits(x0 + xerr) - x
+                except:
+                    xerr = self.convert_xunits(xerr)
 
         if self.yaxis is not None:
+            y0 = y
             y = self.convert_yunits(y)
-            height = self.convert_yunits(height)
+            try:
+                height = self.convert_yunits(y0 + height) - y
+            except TypeError:
+                height = self.convert_yunits(height)
             if yerr is not None:
-                yerr = self.convert_yunits(yerr)
+                try:
+                    yerr = self.convert_yunits(y0 + yerr) - y
+                except:
+                    yerr = self.convert_yunits(yerr)
 
-        x, height, width, y, linewidth = np.broadcast_arrays(
-            # Make args iterable too.
-            np.atleast_1d(x), height, width, y, linewidth)
 
         # Now that units have been converted, set the tick locations.
         if orientation == 'vertical':
