Changed namespace name to _vars.

VSEval.py

@@ -1,7 +1,7 @@
 
 """Very Safe Python Expressions
 """
-__rcs_id__='$Id: VSEval.py,v 1.5 1997/10/29 17:00:11 jim Exp $'
+__rcs_id__='$Id: VSEval.py,v 1.6 1997/10/29 21:31:02 jim Exp $'
 
 ############################################################################
 #     Copyright 
@@ -55,7 +55,7 @@
 #   (540) 371-6909
 #
 ############################################################################ 
-__version__='$Revision: 1.5 $'[11:-2]
+__version__='$Revision: 1.6 $'[11:-2]
 
 from string import join
 import new, sys
@@ -112,7 +112,7 @@ def __init__(self, expr, custom=None, globals={'__builtins__':{}}, **kw):
 	# 'manage'. This is a DC specific rule and probably needs to be
 	# made customizable!
 	for name in names:
-	    if name[:1]=='_' and name != '__env__':
+	    if name[:1]=='_' and name != '_' and name != '_vars':
 		raise TypeError, 'illegal name used in expression'
 
 
@@ -231,14 +231,14 @@ def _push_env(self, out, envpos, names):
 	# push name of special environment variable, '_env':
 	if envpos < 0:
 	    envpos=len(names)
-	    names.append('__env__')
+	    names.append('_vars')
 	out.append(LOAD_NAME)
 	out.append(envpos%256)
 	out.append(envpos/256)
 	return envpos
 
     def eval(self, mapping):
-	d={'__env__': mapping}
+	d={'_vars': mapping}
 	code=self.code
 	for name in self.used:
 	    try: d[name]=mapping.getitem(name,0)
@@ -436,6 +436,9 @@ def careful_mul(a,b):
 ############################################################################
 #
 # $Log: VSEval.py,v $
+# Revision 1.6  1997/10/29 21:31:02  jim
+# Changed namespace name to _vars.
+#
 # Revision 1.5  1997/10/29 17:00:11  jim
 # Made namespace, __env__ public.
 #