Add EATT Support

bumble/gatt.py

@@ -31,7 +31,7 @@ import struct
 from collections.abc import Iterable, Sequence
 from typing import TypeVar
 
-from bumble.att import Attribute, AttributeValue
+from bumble.att import Attribute, AttributeValue, AttributeValueV2
 from bumble.colors import color
 from bumble.core import UUID, BaseBumbleError
 
@@ -579,7 +579,7 @@ class Descriptor(Attribute):
     def __str__(self) -> str:
         if isinstance(self.value, bytes):
             value_str = self.value.hex()
-        elif isinstance(self.value, CharacteristicValue):
+        elif isinstance(self.value, (AttributeValue, AttributeValueV2)):
             value_str = '<dynamic>'
         else:
             value_str = '<...>'