Moved tags into their own module

[sandbox] / serial / serial / binary.py

diff --git a/serial/serial/binary.py b/serial/serial/binary.py
index fabcd47..55fe8c3 100644 (file)
--- a/serial/serial/binary.py
+++ b/serial/serial/binary.py
@@ -3,22 +3,7 @@ import functools
 import io
 import struct
 
-TAG_NULL = 0x00
-TAG_TRUE = 0x01
-TAG_FALSE = 0x02
-TAG_UINT8 = 0x03
-TAG_UINT16 = 0x04
-TAG_UINT32 = 0x05
-TAG_UINT64 = 0x06
-TAG_INT8 = 0x10
-TAG_INT16 = 0x11
-TAG_INT32 = 0x12
-TAG_INT64 = 0x13
-TAG_BINARY = 0x20
-TAG_UTF8 = 0x21
-TAG_UTF16 = 0x22
-TAG_UTF32 = 0x23
-TAG_TUPLE = 0x30
+from . import tag
 
 TaggedObject = collections.namedtuple(
     'TaggedObject',
@@ -62,26 +47,26 @@ def _serialize_tuple(to):
 
     fmt = '!BI'
 
-    return struct.pack('!BI', TAG_TUPLE, len(payload)) + payload
+    return struct.pack('!BI', tag.TUPLE, len(payload)) + payload
 
 
 _TAGS_TO_SERIALIZERS = {
-    TAG_NULL: _make_tag_only_serializer(TAG_NULL, None),
-    TAG_TRUE: _make_tag_only_serializer(TAG_TRUE, True),
-    TAG_FALSE: _make_tag_only_serializer(TAG_FALSE, False),
-    TAG_UINT8: _make_struct_serializer('B'),
-    TAG_UINT16: _make_struct_serializer('H'),
-    TAG_UINT32: _make_struct_serializer('I'),
-    TAG_UINT64: _make_struct_serializer('Q'),
-    TAG_INT8: _make_struct_serializer('b'),
-    TAG_INT16: _make_struct_serializer('h'),
-    TAG_INT32: _make_struct_serializer('i'),
-    TAG_INT64: _make_struct_serializer('q'),
-    TAG_BINARY: _make_string_serializer(lambda s: s),
-    TAG_UTF8: _make_string_serializer(lambda s: s.encode('utf-8')),
-    TAG_UTF16: _make_string_serializer(lambda s: s.encode('utf-16')),
-    TAG_UTF32: _make_string_serializer(lambda s: s.encode('utf-32')),
-    TAG_TUPLE: _serialize_tuple,
+    tag.NULL: _make_tag_only_serializer(tag.NULL, None),
+    tag.TRUE: _make_tag_only_serializer(tag.TRUE, True),
+    tag.FALSE: _make_tag_only_serializer(tag.FALSE, False),
+    tag.UINT8: _make_struct_serializer('B'),
+    tag.UINT16: _make_struct_serializer('H'),
+    tag.UINT32: _make_struct_serializer('I'),
+    tag.UINT64: _make_struct_serializer('Q'),
+    tag.INT8: _make_struct_serializer('b'),
+    tag.INT16: _make_struct_serializer('h'),
+    tag.INT32: _make_struct_serializer('i'),
+    tag.INT64: _make_struct_serializer('q'),
+    tag.BINARY: _make_string_serializer(lambda s: s),
+    tag.UTF8: _make_string_serializer(lambda s: s.encode('utf-8')),
+    tag.UTF16: _make_string_serializer(lambda s: s.encode('utf-16')),
+    tag.UTF32: _make_string_serializer(lambda s: s.encode('utf-32')),
+    tag.TUPLE: _serialize_tuple,
 }
 
 def serialize(to):
@@ -141,25 +126,25 @@ def _deserialize_tuple(b):
         total_bytes_read += partial_bytes_read
         instance.append(item)
 
-    return bytes_read, TaggedObject(tag = TAG_TUPLE, instance = tuple(instance))
+    return bytes_read, TaggedObject(tag = tag.TUPLE, instance = tuple(instance))
 
 _TAGS_TO_PARSERS = {
-    TAG_NULL: _make_tag_only_parser(TAG_NULL, None),
-    TAG_TRUE: _make_tag_only_parser(TAG_TRUE, True),
-    TAG_FALSE: _make_tag_only_parser(TAG_FALSE, False),
-    TAG_UINT8: _make_struct_deserializer(TAG_UINT8, 'B'),
-    TAG_UINT16: _make_struct_deserializer(TAG_UINT16, 'H'),
-    TAG_UINT32: _make_struct_deserializer(TAG_UINT32, 'I'),
-    TAG_UINT64: _make_struct_deserializer(TAG_UINT64, 'Q'),
-    TAG_INT8: _make_struct_deserializer(TAG_INT8, 'b'),
-    TAG_INT16: _make_struct_deserializer(TAG_INT16, 'h'),
-    TAG_INT32: _make_struct_deserializer(TAG_INT32, 'i'),
-    TAG_INT64: _make_struct_deserializer(TAG_INT64, 'q'),
-    TAG_BINARY: _make_string_deserializer(TAG_BINARY, lambda b: b),
-    TAG_UTF8: _make_string_deserializer(TAG_UTF8, lambda b: b.decode('utf-8')),
-    TAG_UTF16: _make_string_deserializer(TAG_UTF16, lambda b: b.decode('utf-16')),
-    TAG_UTF32: _make_string_deserializer(TAG_UTF32, lambda b: b.decode('utf-32')),
-    TAG_TUPLE: _deserialize_tuple,
+    tag.NULL: _make_tag_only_parser(tag.NULL, None),
+    tag.TRUE: _make_tag_only_parser(tag.TRUE, True),
+    tag.FALSE: _make_tag_only_parser(tag.FALSE, False),
+    tag.UINT8: _make_struct_deserializer(tag.UINT8, 'B'),
+    tag.UINT16: _make_struct_deserializer(tag.UINT16, 'H'),
+    tag.UINT32: _make_struct_deserializer(tag.UINT32, 'I'),
+    tag.UINT64: _make_struct_deserializer(tag.UINT64, 'Q'),
+    tag.INT8: _make_struct_deserializer(tag.INT8, 'b'),
+    tag.INT16: _make_struct_deserializer(tag.INT16, 'h'),
+    tag.INT32: _make_struct_deserializer(tag.INT32, 'i'),
+    tag.INT64: _make_struct_deserializer(tag.INT64, 'q'),
+    tag.BINARY: _make_string_deserializer(tag.BINARY, lambda b: b),
+    tag.UTF8: _make_string_deserializer(tag.UTF8, lambda b: b.decode('utf-8')),
+    tag.UTF16: _make_string_deserializer(tag.UTF16, lambda b: b.decode('utf-16')),
+    tag.UTF32: _make_string_deserializer(tag.UTF32, lambda b: b.decode('utf-32')),
+    tag.TUPLE: _deserialize_tuple,
 }
 
 def _deserialize_partial(b):