FIX : do not pass empty curve list through

tacaswell · tacaswell · commit 66a8ac027efe · 2015-05-06T08:18:59.000-04:00
If there are lines on the Axes, but they are all labeled '_nolegend_', treat as if there are no lines on the Axes. Closes #4323
diff --git a/lib/matplotlib/backends/qt_editor/figureoptions.py b/lib/matplotlib/backends/qt_editor/figureoptions.py
@@ -87,6 +87,8 @@ def figure_edit(axes, parent=None):
                          ('Edgecolor', line.get_markeredgecolor()),
                          ]
             curves.append([curvedata, label, ""])
+    # make sure that there is at least one displayed curve
+    has_curve = bool(curves)
 
     datalist = [(general, "Axes", "")]
     if has_curve:

Original file line number	Diff line number	Diff line change
`@@ -87,6 +87,8 @@ def figure_edit(axes, parent=None):`
`87`	`87`	`('Edgecolor', line.get_markeredgecolor()),`
`88`	`88`	`]`
`89`	`89`	`curves.append([curvedata, label, ""])`
	`90`	`+ # make sure that there is at least one displayed curve`
	`91`	`+ has_curve = bool(curves)`
`90`	`92`
`91`	`93`	`datalist = [(general, "Axes", "")]`
`92`	`94`	`if has_curve:`