--- a/icqsol_tool_form_utils.py	Fri Dec 04 09:21:01 2015 -0500
+++ b/icqsol_tool_form_utils.py	Fri Dec 04 09:21:11 2015 -0500
@@ -1,10 +1,10 @@
 
-def get_field_components_options( dataset, **kwd ):
-    field_name = kwd.get( 'field_name', None )
+def get_field_components_options(dataset, **kwd):
+    field_name = kwd.get('field_name', None)
     options = []
     if dataset.metadata is None:
         return options
-    if not hasattr( dataset.metadata, 'field_names' ):
+    if not hasattr(dataset.metadata, 'field_names'):
         return options
     if dataset.metadata.field_names is None:
         return options
@@ -12,10 +12,10 @@
         # The expression validator that helps populate the select list of input
         # datsets in the icqsol_color_surface_field tool does not filter out
         # datasets with no field field_names, so we need this check.
-        if len( dataset.metadata.field_names ) == 0:
+        if len(dataset.metadata.field_names) == 0:
             return options
         field_name = dataset.metadata.field_names[0]
-    field_components = dataset.metadata.field_components.get( field_name, [] )
-    for i, field_component in enumerate( field_components ):
-        options.append( ( field_component, field_component, i == 0 ) )
+    field_components = dataset.metadata.field_components.get(field_name, [])
+    for i, field_component in enumerate(field_components):
+        options.append((field_component, field_component, i == 0))
     return options