added add_collection call to finance.volume_overlay

tacaswell · tacaswell · commit e70f1db281d5 · 2013-06-22T14:42:31.000-05:00
With out this line, the function updates the axes limits, but
does not actually plot anything.
diff --git a/lib/matplotlib/finance.py b/lib/matplotlib/finance.py
@@ -573,6 +573,7 @@ def volume_overlay(ax, opens, closes, volumes,
                                    linewidths   = (0.5,),
                                    )
 
+    ax.add_collection(barCollection)
     corners = (0, 0), (len(bars), max(volumes))
     ax.update_datalim(corners)
     ax.autoscale_view()

Original file line number	Diff line number	Diff line change
`@@ -573,6 +573,7 @@ def volume_overlay(ax, opens, closes, volumes,`
`573`	`573`	`linewidths = (0.5,),`
`574`	`574`	`)`
`575`	`575`
	`576`	`+ ax.add_collection(barCollection)`
`576`	`577`	`corners = (0, 0), (len(bars), max(volumes))`
`577`	`578`	`ax.update_datalim(corners)`
`578`	`579`	`ax.autoscale_view()`