Ported dna.Name, dna.Field, and started with dna.Struct

blender_asset_tracer/blendfile/dna_io.py

@@ -4,7 +4,7 @@ import struct
 import typing
 
 
-class LittleEndianTypes:
+class EndianIO:
     UCHAR = struct.Struct(b'<b')
     USHORT = struct.Struct(b'<H')
     USHORT2 = struct.Struct(b'<HH')  # two shorts in a row
@@ -61,6 +61,10 @@ class LittleEndianTypes:
         raise ValueError('unsupported pointer size %d' % fileheader.pointer_size)
 
 
+class LittleEndianTypes(EndianIO):
+    pass
+
+
 class BigEndianTypes(LittleEndianTypes):
     UCHAR = struct.Struct(b'>b')
     USHORT = struct.Struct(b'>H')