Add unitxt version to inference cache keys (#1714)

Add unitxt version to cache record

Signed-off-by: elronbandel <[email protected]>

Author: elronbandel

src/unitxt/inference.py

@@ -185,7 +185,7 @@ def prepare(self):
             self.prepare_engine()
             if self.use_cache:
                 from diskcache import Cache
-                self._cache = Cache(get_settings().inference_engine_cache_path + self.__class__.__name__)
+                self._cache = Cache(settings.inference_engine_cache_path + self.__class__.__name__)
 
     def __call__(
         self,
@@ -201,6 +201,7 @@ def get_instance_cache_key(self, instance):
     def _get_cache_key(self, instance: Dict[str, Any]) -> str:
         """Generate a unique cache key for each input."""
         record = self.get_instance_cache_key(instance)
+        record["version"] = constants.version
         record.update(self.to_dict())
         instance_str = json.dumps(record, sort_keys=True)
         return hashlib.md5(instance_str.encode()).hexdigest()