[search][utils] Replace filter/lambda combo by list comprehension

beat/web/search/utils.py

@@ -278,7 +278,7 @@ class FilterGenerator(object):
         start = (value[0] == '*')
         end   = (value[-1] == '*')
 
-        parts = filter(lambda x: len(x) > 0, value.split('*'))
+        parts = [x for x in value.split('*') if len(x) > 0]
 
         if len(parts) == 0:
             return