fixing the implementation for hashing uuid

Author: seperman

deepdiff/deephash.py

@@ -488,7 +488,7 @@ def _prep_number(self, obj):
                                         number_format_notation=self.number_format_notation)
         return KEY_TO_VAL_STR.format(type_, obj)
 
-    def _prep_ipranges(self, obj):
+    def _prep_ipranges(self, obj) -> str:
         type_ = 'iprange'
         obj = str(obj)
         return KEY_TO_VAL_STR.format(type_, obj)
@@ -572,14 +572,7 @@ def _hash(self, obj, parent, parents_ids=EMPTY_FROZENSET):
 
         elif isinstance(obj, uuid.UUID):
             # Handle UUID objects (including uuid6.UUID) by using their integer value
-            result = f"uuid:{obj.int}"
-            if self.apply_hash:
-                result = self.hasher(result)
-            try:
-                self.hashes[obj] = (result, counts)
-            except TypeError:
-                self.hashes[get_id(obj)] = (result, counts)
-            return result, counts
+            result = str(obj)
 
         elif isinstance(obj, MutableMapping):
             result, counts = self._prep_dict(obj=obj, parent=parent, parents_ids=parents_ids)

pyproject.toml

@@ -55,6 +55,7 @@ dev = [
   "pandas~=2.2.0",
   "polars~=1.21.0",
   "nox==2025.5.1",
+  "uuid6==2025.0.1",
 ]
 docs = [
   # We use the html style that is not supported in Sphinx 7 anymore.

tests/test_hash.py

@@ -2,6 +2,7 @@
 import re
 import pytest
 import pytz
+import uuid6
 import logging
 import datetime
 import ipaddress
@@ -210,7 +211,6 @@ def test_numpy_datetime64(self):
 
     def test_uuid6_hash_positive(self):
         """Positive test case: Same UUID objects should produce the same hash."""
-        import uuid6
         uuid_obj = uuid6.uuid7()
         hash1 = DeepHash(uuid_obj)
         hash2 = DeepHash(uuid_obj)
@@ -223,7 +223,6 @@ def test_uuid6_hash_positive(self):
 
     def test_uuid6_deepdiff_negative(self):
         """Negative test case: DeepDiff should detect differences between sets containing different UUID objects."""
-        import uuid6
         dummy_id_1 = uuid6.uuid7()
         dummy_id_2 = uuid6.uuid7()
         set1 = {dummy_id_1}