Add optionnal variable step count

gte/__main__.py

@@ -60,10 +60,15 @@ parser_evolve.add_argument('--max-generation', '-G', type=int, metavar='N',
 
 parser_evolve.add_argument('--log-progs', '-L', type=str, metavar='FILENAME',
                            default=None)
+
 parser_evolve.add_argument('--exp-mutate', '-E', action='store_const',
                            default=False, const=True,
                            help="If True make 2**copy_num mutation")
 
+parser_evolve.add_argument('--mod-steps', '-M', action='store_const',
+                           default=False, const=True,
+                           help="If True make steps change given try number")
+
 parser_evolve.add_argument('--quiet', '-q', action='store_const',
                            default=False, const=True)
 

gte/world.py

@@ -23,7 +23,7 @@ def eval_prog(args):
                for _ in range(args.turmit_count)]
 
     start = time.time()
-    if trynum == 0:
+    if not args.mod_steps or trynum == 0:
         steps = args.steps
     else:
         steps = args.steps - int((args.steps / 1.5) // (args.repeat_eval - trynum))