Enabling extension to symmetry_aware

wc_rules/matcher/add_methods.py

@@ -1,6 +1,6 @@
 from ..utils.collections import UniversalSet, SimpleMapping
 from ..schema.base import BaseClass
-from .dbase import Database,DatabaseAlias
+from .dbase import Database, DatabaseAlias, DatabaseSymmetric, DatabaseAliasSymmetric
 from .token import TokenTransformer
 
 from collections import deque
@@ -71,3 +71,8 @@ def add_channel_transform(self,source,target,datamap,actionmap):
 			transformer = TokenTransformer(datamap,actionmap)
 		)		
 		return self
+
+class AddMethodsSymmetric(AddMethods):
+
+	DATABASE_CLASS = DatabaseSymmetric
+	DATABASE_ALIAS_CLASS = DatabaseAliasSymmetric

wc_rules/matcher/core.py

@@ -2,7 +2,7 @@
 from attrdict import AttrDict
 
 from .dbase import Database
-from .add_methods import AddMethods
+from .add_methods import AddMethods, AddMethodsSymmetric
 from .initialize_methods import InitializationMethods
 from .state import ReteNodeState
 from .node_functions import NodeFunctions
@@ -76,6 +76,9 @@ def sync(self,node):
 		return self
 
 
-def build_rete_net_class(bases=bases,name='ReteNet'):
-	ReteNet = type(name,(ReteNetBase,) + tuple(bases),{})
+def build_rete_net_class(bases=bases,name='ReteNet',symmetry_aware=False):
+	all_bases = [ReteNetBase,] + bases
+	if symmetry_aware:
+		all_bases[all_bases.index(AddMethods)]= AddMethodsSymmetric
+	ReteNet = type(name,tuple(all_bases),{})
 	return ReteNet

wc_rules/matcher/dbase.py

@@ -89,4 +89,8 @@ def filter(self,include_kwargs={},exclude_kwargs={}):
 		return rotated
 
 
-
+class DatabaseSymmetric(Database):
+	pass
+
+class DatabaseAliasSymmetric(DatabaseAlias):
+	pass