--- /dev/null
+import collections
+
+NULL = 0x00
+TRUE = 0x01
+FALSE = 0x02
+UINT8 = 0x03
+UINT16 = 0x04
+UINT32 = 0x05
+UINT64 = 0x06
+INT8 = 0x10
+INT16 = 0x11
+INT32 = 0x12
+INT64 = 0x13
+BINARY = 0x20
+UTF8 = 0x21
+UTF16 = 0x22
+UTF32 = 0x23
+TUPLE = 0x30
+
+TaggedObject = collections.namedtuple(
+ 'TaggedObject',
+ [
+ 'tag',
+ 'instance',
+ ],
+)