define a resource class for every entity that needs to be controlled on the game map

entities/items/item.py

@@ -1,10 +1,10 @@
 import random as _random
+from entities import resource as _resource
 
-class BrSimItem():
-  
-  def __init__(self):
-    self.coord_x= 0
-    self.coord_y= 0
+class BrSimItem(_resource.BrSimResource):
+
+  def is_item(self):
+    return True
 
   def get_name(self):
     return self.name
@@ -20,10 +20,3 @@ class BrSimItem():
 
   def is_cure(self):
     return False
-
-  def get_item_coordinates(self):
-    return self.coord_x, self.coord_y
-
-  def set_item_coordinates(self, x, y):
-    self.coord_x= x
-    self.coord_y= y