Fix typo

dabeaz · dabeaz · commit 49134c91dcec · 2020-05-29T17:46:08.000-05:00
diff --git a/Notes/04_Classes_objects/01_Class.md b/Notes/04_Classes_objects/01_Class.md
@@ -43,8 +43,8 @@ class Player:
         self.health = 100
 
     def move(self, dx, dy):
-        self.dx += dx
-        self.dy += dy
+        self.x += dx
+        self.y += dy
 
     def damage(self, pts):
         self.health -= pts
