Enable specifying version for sources

src/pyobo/getters.py

@@ -97,7 +97,7 @@ def get_ontology(
         return from_obonet(get_gzipped_graph(obonet_json_gz_path))
 
     if has_nomenclature_plugin(prefix):
-        obo = run_nomenclature_plugin(prefix)
+        obo = run_nomenclature_plugin(prefix, version=version)
         logger.info("[%s] caching nomenclature plugin", prefix)
         obo.write_default(force=rewrite)
         return obo

src/pyobo/plugins.py

@@ -3,7 +3,7 @@
 """Tools for loading entry points."""
 
 from functools import lru_cache
-from typing import Callable, Iterable, Mapping
+from typing import Callable, Iterable, Mapping, Optional
 
 from .struct import Obo
 
@@ -33,11 +33,11 @@ def has_nomenclature_plugin(prefix: str) -> bool:
         return True
 
 
-def run_nomenclature_plugin(prefix: str) -> Obo:
+def run_nomenclature_plugin(prefix: str, version: Optional[str] = None) -> Obo:
     """Get a converted PyOBO source."""
     from .sources import ontology_resolver
 
-    return ontology_resolver.make(prefix)
+    return ontology_resolver.make(prefix, version=version)
 
 
 def iter_nomenclature_plugins() -> Iterable[Obo]:

src/pyobo/sources/hgnc.py

@@ -183,7 +183,7 @@ class HGNCGetter(Obo):
 
     def iter_terms(self, force: bool = False) -> Iterable[Term]:
         """Iterate over terms in the ontology."""
-        return get_terms(force=force)
+        return get_terms(force=force, version=self.data_version)
 
 
 def get_obo(*, force: bool = False) -> Obo: