Diff of /gramps/plugins/drawreport/statisticschart.py [152065] .. [fa2be8] Maximize Restore

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--- a/gramps/plugins/drawreport/statisticschart.py
+++ b/gramps/plugins/drawreport/statisticschart.py
@@ -1003,7 +1003,7 @@
         chart_types = []
         for (chart_opt, tuple) in _Extract.extractors.items():
             chart_types.append((_(tuple[1]), chart_opt, tuple))
-        sorted_chart_types = sorted(chart_types, key=lambda(x):glocale.sort_key(x[0]))
+        sorted_chart_types = sorted(chart_types, key=lambda x:glocale.sort_key(x[0]))
         for (translated_option_name, opt_name, tuple) in sorted_chart_types:
             if idx <= half:
                 category_name = _("Charts 1")