Labels can no lonber be set in Bounds property constructor - they have

to be provided when creating widget.

fsl/fsleyes/controls/histogramcontrolpanel.py

@@ -178,7 +178,13 @@ class HistogramControlPanel(fslpanel.FSLEyesPanel):
         self.__nbins = props.makeWidget(wlist, hs, 'nbins', showLimits=False)
         
         volume    = props.makeWidget(wlist, hs, 'volume',    showLimits=False)
-        dataRange = props.makeWidget(wlist, hs, 'dataRange', showLimits=False)
+        dataRange = props.makeWidget(
+            wlist,
+            hs,
+            'dataRange',
+            showLimits=False,
+            labels=[strings.choices['HistogramPanel.dataRange.min'],
+                    strings.choices['HistogramPanel.dataRange.max']])
         
         ignoreZeros     = props.makeWidget(wlist, hs, 'ignoreZeros')
         showOverlay     = props.makeWidget(wlist, hs, 'showOverlay')

fsl/fsleyes/controls/overlaydisplaypanel.py

@@ -49,8 +49,16 @@ _DISPLAY_PROPS = td.TypeDict({
         props.Widget('invertClipping',
                      enabledWhen=lambda o, sw: not sw,
                      dependencies=[(lambda o: o.display, 'softwareMode')]),
-        props.Widget('displayRange',  showLimits=False, slider=True),
-        props.Widget('clippingRange', showLimits=False, slider=True)],
+        props.Widget('displayRange',
+                     showLimits=False,
+                     slider=True,
+                     labels=[strings.choices['VolumeOpts.displayRange.min'],
+                             strings.choices['VolumeOpts.displayRange.max']]),
+        props.Widget('clippingRange',
+                     showLimits=False,
+                     slider=True,
+                     labels=[strings.choices['VolumeOpts.displayRange.min'],
+                             strings.choices['VolumeOpts.displayRange.max']])],
 
     'MaskOpts' : [
         props.Widget('resolution', showLimits=False),

fsl/fsleyes/controls/overlaydisplaytoolbar.py

@@ -97,7 +97,9 @@ _TOOLBAR_PROPS = td.TypeDict({
             'displayRange',
             slider=False,
             showLimits=False,
-            tooltip=_TOOLTIPS['VolumeOpts.displayRange']),
+            tooltip=_TOOLTIPS['VolumeOpts.displayRange'],
+            labels=[strings.choices['VolumeOpts.displayRange.min'],
+                    strings.choices['VolumeOpts.displayRange.max']]),
         'resetDisplayRange' : actions.ActionButton(
             'resetDisplayRange',
             icon=icons.findImageFile('verticalReset24'),

fsl/fsleyes/displaycontext/volumeopts.py

@@ -322,17 +322,11 @@ class VolumeOpts(ImageOpts):
     """
 
     
-    displayRange = props.Bounds(
-        ndims=1,
-        labels=[strings.choices['VolumeOpts.displayRange.min'],
-                strings.choices['VolumeOpts.displayRange.max']])
+    displayRange = props.Bounds(ndims=1)
     """Image values which map to the minimum and maximum colour map colours."""
 
     
-    clippingRange = props.Bounds(
-        ndims=1,
-        labels=[strings.choices['VolumeOpts.displayRange.min'],
-                strings.choices['VolumeOpts.displayRange.max']])
+    clippingRange = props.Bounds(ndims=1)
     """Values outside of this range are not shown."""
 
     

fsl/fsleyes/views/histogrampanel.py

@@ -61,10 +61,7 @@ class HistogramSeries(plotpanel.DataSeries):
     showOverlay     = props.Boolean(default=False)
     includeOutliers = props.Boolean(default=False)
     volume          = props.Int(minval=0, maxval=0, clamped=True)
-    dataRange       = props.Bounds(
-        ndims=1,
-        labels=[strings.choices['HistogramPanel.dataRange.min'],
-                strings.choices['HistogramPanel.dataRange.max']])
+    dataRange       = props.Bounds(ndims=1)
 
 
     def __init__(self,