Fix RepoCard.load when passing a repo_id that is also a dir path (#2771)

Author: Wauplin

src/huggingface_hub/repocard.py

@@ -171,7 +171,7 @@ def load(
             ```
         """
 
-        if Path(repo_id_or_path).exists():
+        if Path(repo_id_or_path).is_file():
             card_path = Path(repo_id_or_path)
         elif isinstance(repo_id_or_path, str):
             card_path = Path(

tests/test_repocard.py

@@ -44,15 +44,8 @@
 from huggingface_hub.repocard_data import CardData
 from huggingface_hub.utils import SoftTemporaryDirectory, is_jinja_available
 
-from .testing_constants import (
-    ENDPOINT_STAGING,
-    TOKEN,
-    USER,
-)
-from .testing_utils import (
-    repo_name,
-    with_production_testing,
-)
+from .testing_constants import ENDPOINT_STAGING, TOKEN, USER
+from .testing_utils import repo_name, with_production_testing
 
 
 SAMPLE_CARDS_DIR = Path(__file__).parent / "fixtures/cards"
@@ -271,6 +264,23 @@ def test_metadata_eval_result(self):
         self.assertEqual(content, DUMMY_MODELCARD_EVAL_RESULT.splitlines())
 
 
+@with_production_testing
+def test_load_from_hub_if_repo_id_or_path_is_a_dir(monkeypatch):
+    """If `repo_id_or_path` happens to be both a `repo_id` and a local directory, the card must be loaded from the Hub.
+
+    Path can only be a file path.
+
+    Regression test for https://github.com/huggingface/huggingface_hub/issues/2768.
+    """
+    with SoftTemporaryDirectory() as tmpdir:
+        monkeypatch.chdir(tmpdir)
+        repo_id = "openai-community/gpt2"
+        (Path(tmpdir) / "openai-community" / "gpt2").mkdir(parents=True)
+
+        card = RepoCard.load(repo_id)
+        assert "GPT-2" in str(card)  # loaded from Hub
+
+
 class RepocardMetadataUpdateTest(unittest.TestCase):
     def setUp(self) -> None:
         self.token = TOKEN