Remove unnecessary methods

1 files changed, 1 insertions, 15 deletions

diff --git a/state.py b/state.py
index 594b32a..f80b557 100644
--- a/state.py
+++ b/state.py
@@ -61,17 +61,6 @@ class Category:
             retval.append((key, self.args[key]))
         return tuple(retval)
 
-    def filter(self, other):
-        if not other.name == self.name:
-            raise TypeError, "States must be the same class"
-        args = {}
-        for key, value in other.args.iteritems():
-            if value != None or not self.args.has_key(key):
-                args[key] = value
-            else:
-                args[key] = self.args[key]
-        return Category(self.name, **args)
-
     def fill(self, info):
         args = {}
         for key, value in self.args.iteritems():
@@ -81,9 +70,6 @@ class Category:
                 args[key] = info[key]
         return Category(self.name, **args)
 
-    def is_finite(self):
-        return not None in self.args.values()
-
 class StateMachine:
     def __init__(self):
         self.holds = {}
@@ -140,7 +126,7 @@ class StateMachine:
         retval = []
         for (x, y) in self.deps:
             if x.equiv(cat):
-                retval.append(y.fill(cat.filter(x).args))
+                retval.append(y.fill(cat.intersect(x).args))
         return retval
 
 if __name__ == "__main__":