Avoid evals and release name constraint

Name resemblances between two variables should be for the developers' benefit only. If there is a link between data, it should be apparent.

game/scripts/01cds.rpy

@@ -81,24 +81,27 @@ python early hide:
         def execute(self):
             print(f"{self}")
             who, action = self
-            func = eval(f"{who}_chibi.{action}")
+            chibi = DollChibi.instance[who]
+            getattr(chibi, action)
 
             # print(f"Execution: {who} {action}")
 
         def lint(self):
             who, action = self
-            try:
-                chibi = eval(f"{who}_chibi")
-            except Exception:
+
+            if who not in DollChibi.instances:
                 renpy.error(f"Character chibi not defined: {who}")
+
+            chibi = DollChibi.instances[who]
+
             if not hasattr(chibi, action):
                 renpy.error(f"Chibi action not defined: {who} {action}")
 
         def predict(self):
             who, action = self
 
-            chibi = eval(f"{who}_chibi")
-            doll = eval(f"{who}")
+            chibi = DollChibi.instances[who]
+            doll = getattr(store, who)
 
             layers = (
                 l[0] for pose in chibi.poses.keys()

game/scripts/doll/chibi.rpy

@@ -1,6 +1,9 @@
 init 5 python:
     class DollChibi(renpy.Displayable):
 
+        # class attribute
+        instances = {}
+
         def __init__(self, name, layer="screens", zorder=12, zoom=0.28, **properties):
 
             super().__init__(**properties)
@@ -35,6 +38,8 @@ init 5 python:
             self.atl_pause = False
             self.atl_at_list = []
 
+            self.instances[name] = self
+
         def register(self, pose, frames, size):
             self.poses[pose] = (frames, size)