Bug 3018: remove calls to keys() and values() dictionary method where possible

svn: r12579

src/plugins/drawreport/AncestorTree.py

@@ -132,7 +132,8 @@ class GenChart(object):
         new_y = 0
         for key, i in self.array.iteritems():
             old_y = key
-            if self.not_blank(i.values()):
+            print __name__, i
+            if self.not_blank(i.itervalues()):
                 self.compress_map[old_y] = new_y
                 new_array[new_y] = i
                 x = 0

src/plugins/drawreport/StatisticsChart.py

@@ -534,19 +534,15 @@ class StatisticsChart(Report):
         """creates & stores a sorted index for the items"""
 
         # sort by item keys
-        index = data.keys()
-        index.sort()
-        if reverse:
-            index.reverse()
+        index = sorted(data, reverse=True if reverse else False)
 
         if sort == _options.SORT_VALUE:
             # set for the sorting function
             self.lookup_items = data
         
             # then sort by value
-            index.sort(self.lookup_compare)
-            if reverse:
-                index.reverse()
+            index.sort(self.lookup_compare, 
+                reverse=True if reverse else False)
 
         return index