handle None metadata

Author: zzstoatzz

src/prefect/cli/root.py

@@ -152,15 +152,15 @@ def get_prefect_integrations() -> dict[str, str]:
 
     integrations: dict[str, str] = {}
     for dist in distributions():
-        if dist.metadata["Name"].startswith("prefect-"):
+        name = dist.metadata.get("Name")
+        if name and name.startswith("prefect-"):
             author_email = dist.metadata.get("Author-email", "").strip()
             if author_email.endswith("@prefect.io>"):
                 if (  # TODO: remove clause after updating `prefect-client` packaging config
-                    dist.metadata["Name"] == "prefect-client"
-                    and dist.version == "0.0.0"
+                    name == "prefect-client" and dist.version == "0.0.0"
                 ):
                     continue
-                integrations[dist.metadata["Name"]] = dist.version
+                integrations[name] = dist.version
 
     return integrations
 

tests/cli/test_version.py

@@ -60,6 +60,39 @@ def test_version_cloud_server_type():
         )
 
 
+@pytest.mark.usefixtures("disable_hosted_api_server")
+def test_version_handles_none_metadata_names(monkeypatch: pytest.MonkeyPatch):
+    """Test that version command handles packages with None metadata names gracefully."""
+
+    class MockDistribution:
+        def __init__(self, metadata: dict[str, str | None], version: str = "1.0.0"):
+            self.metadata = metadata
+            self.version = version
+
+    mock_distributions = [
+        MockDistribution(
+            {"Name": "prefect-aws", "Author-email": "help@prefect.io>"}, "2.0.0"
+        ),
+        MockDistribution({"Name": None, "Author-email": "help@prefect.io>"}),
+        MockDistribution({"Author-email": "help@prefect.io>"}),
+        MockDistribution(
+            {"Name": "some-other-package", "Author-email": "other@example.com"}
+        ),
+    ]
+
+    def mock_distributions_func():
+        return mock_distributions
+
+    monkeypatch.setattr("importlib.metadata.distributions", mock_distributions_func)
+
+    result = invoke_and_assert(
+        ["version"],
+        expected_code=0,
+    )
+    assert "prefect-aws" in result.output
+    assert "2.0.0" in result.output
+
+
 @pytest.mark.usefixtures("disable_hosted_api_server")
 def test_correct_output_ephemeral_sqlite(monkeypatch: pytest.MonkeyPatch):
     version_info = prefect.__version_info__