remove private asdf api usage

scripts/archive.py

@@ -16,6 +16,7 @@
     from deepdiff import DeepDiff
 
 _RAD_URLS = (
+    "https://github.com/spacetelescope/rad",
     "https://github.com/spacetelescope/rad.git",
     "git@github.com:spacetelescope/rad.git",
 )

src/rad/_parser/_super_schema.py

@@ -3,22 +3,16 @@
 import copy
 from collections import abc
 from typing import TYPE_CHECKING
+from urllib.parse import urldefrag
 
 import asdf
 import asdf.schema
 import asdf.treeutil
-from astropy.utils import minversion
+from asdf.generic_io import resolve_uri
 
 if TYPE_CHECKING:
     from typing import Any
 
-if not minversion("asdf", "5.0.0"):
-    from functools import partial
-
-    _safe_resolve = partial(asdf.schema._safe_resolve, None)
-else:
-    _safe_resolve = asdf.schema._safe_resolve
-
 
 __all__ = ["super_schema"]
 
@@ -45,7 +39,7 @@ def resolve_refs(node, json_id):
             json_id = schema_uri
 
         if isinstance(node, dict) and "$ref" in node:
-            suburl_base, suburl_fragment = _safe_resolve(json_id, node["$ref"])
+            suburl_base, suburl_fragment = urldefrag(resolve_uri(json_id, node["$ref"]))
 
             if suburl_base == schema_uri or suburl_base == schema.get("id"):
                 # This is a local ref, which we'll resolve in both cases.