Optimized script to process large wordlists

statsgen.py

@@ -121,7 +121,7 @@ class StatsGen:
     def generate_stats(self, filename):
         """ Generate password statistics. """
 
-        f = open(filename,'r')
+        with open(filename, 'r') as f:
 
             for password in f:
                 password = password.rstrip('\r\n')
@@ -172,8 +172,6 @@ class StatsGen:
                     else:
                         self.stats_advancedmasks[advancedmask] = 1
 
-        f.close()
-
     def print_stats(self):
         """ Print password statistics. """