- simplified debug flags

- added params class
- cleaned up

machine_player.py

@@ -5,15 +5,22 @@ from numpy.random import uniform
 
 
 class MachinePlayer(APlayer):
-    def __init__(self, mark='X', with_debug=False, values=None):
+    class Params:
+        def __init__(self, p_exp, alpha):
+            self.p_exp = p_exp
+            self.alpha = alpha
+
+    def __init__(self, mark, params: Params):
         APlayer.__init__(self, mark)
-        self.p_exp = 0.2
-        self.alpha = 0.1
+        self.params = params
+        self.values = {}
+        self.with_debug = False
+
+    def set_debug(self, with_debug):
         self.with_debug = with_debug
-        if values is None:
-            self.init_values()
-        else:
-            self.values = values
+
+    def assign_values(self, values):
+        self.values = values
 
     def init_values(self):
         self.values = {}
@@ -78,7 +85,7 @@ class MachinePlayer(APlayer):
 
         next_move = best_move
         is_exp = False
-        if uniform() < self.p_exp:
+        if uniform() < self.params.p_exp:
             index = np.random.randint(len(moves))
             next_move = moves[index]
             is_exp = best_move != next_move
@@ -101,7 +108,7 @@ class MachinePlayer(APlayer):
         if not is_exp and self.state_last is not None:
             v0 = self.get_value(self.state_last)
             v1 = self.get_value(self.state)
-            d = v0 + self.alpha*(v1-v0)
+            d = v0 + self.params.alpha*(v1-v0)
             if d > 0:
                 self.set_value(self.state_last, d)
             if self.with_debug: