Migrate from RefResolver to referencing library

.gitignore

@@ -10,3 +10,5 @@ docs/_build
 docs/spec
 docs/stories
 __pycache__
+venv
+.venv

fmf/utils.py

@@ -14,6 +14,8 @@
 
 import jsonschema
 from filelock import FileLock, Timeout
+from referencing import Registry
+from referencing.jsonschema import DRAFT4
 from ruamel.yaml import YAML, scalarstring
 from ruamel.yaml.comments import CommentedMap
 
@@ -934,12 +936,12 @@ def validate_data(data, schema, schema_store=None):
     """
     schema_store = schema_store or {}
     try:
-        resolver = jsonschema.RefResolver.from_schema(
-            schema, store=schema_store)
+        registry = Registry().with_resource(schema_store, DRAFT4.create_resource()
+                                            )
     except AttributeError as error:
         raise JsonSchemaError(f'Provided schema cannot be loaded: {error}')
 
-    validator = jsonschema.Draft4Validator(schema, resolver=resolver)
+    validator = jsonschema.Draft4Validator(schema, registry=registry)
 
     try:
         validator.validate(data)

setup.py

@@ -24,6 +24,7 @@
     'ruamel.yaml',
     'filelock',
     'jsonschema',
+    'referencing',
     ]
 extras_require = {
     'docs': ['sphinx==7.2.4', 'sphinx-rtd-theme==1.3.0'],