add: initial AI support

lib/DNS/Class.py

@@ -0,0 +1,54 @@
+"""
+$Id: Class.py,v 1.6 2002/04/23 12:52:19 anthonybaxter Exp $
+
+ This file is part of the pydns project.
+ Homepage: http://pydns.sourceforge.net
+
+ This code is covered by the standard Python License.
+
+ CLASS values (section 3.2.4)
+"""
+
+
+IN = 1		  # the Internet
+CS = 2		  # the CSNET class (Obsolete - used only for examples in
+				# some obsolete RFCs)
+CH = 3		  # the CHAOS class. When someone shows me python running on
+				# a Symbolics Lisp machine, I'll look at implementing this.
+HS = 4		  # Hesiod [Dyer 87]
+
+# QCLASS values (section 3.2.5)
+
+ANY = 255	   # any class
+
+
+# Construct reverse mapping dictionary
+
+_names = dir()
+classmap = {}
+for _name in _names:
+	if _name[0] != '_': classmap[eval(_name)] = _name
+
+def classstr(klass):
+	if classmap.has_key(klass): return classmap[klass]
+	else: return `klass`
+
+#
+# $Log: Class.py,v $
+# Revision 1.6  2002/04/23 12:52:19  anthonybaxter
+# cleanup whitespace.
+#
+# Revision 1.5  2002/03/19 12:41:33  anthonybaxter
+# tabnannied and reindented everything. 4 space indent, no tabs.
+# yay.
+#
+# Revision 1.4  2002/03/19 12:26:13  anthonybaxter
+# death to leading tabs.
+#
+# Revision 1.3  2001/08/09 09:08:55  anthonybaxter
+# added identifying header to top of each file
+#
+# Revision 1.2  2001/07/19 06:57:07  anthony
+# cvs keywords added
+#
+#