diff --git a/aibom/analyzer.py b/aibom/analyzer.py
index 3335132..0b6092a 100644
--- a/aibom/analyzer.py
+++ b/aibom/analyzer.py
@@ -45,7 +45,13 @@ def visit_Call(self, node: ast.Call) -> Any:
         name = self._name_of(node.func)
         leaf = name.split(".")[-1]
         if leaf in MODEL_CLASS_HINTS:
-            self.models.append({"type": leaf, "model": self._arg_or_kw(node, "model", "model_name"), "source_file": str(self.file_path)})
+            self.models.append(
+                {
+                    "type": leaf,
+                    "model": self._arg_or_kw(node, "model", "model_name"),
+                    "source_file": str(self.file_path),
+                }
+            )
         if leaf in TOOL_HINTS or "agent" in leaf.lower():
             self.tools.append({"name": leaf, "source_file": str(self.file_path)})
         if any(part in VECTORSTORE_HINTS for part in name.split(".")):
@@ -68,9 +74,17 @@ def _name_of(self, node: ast.AST) -> str:
 
     def _arg_or_kw(self, node: ast.Call, *keys: str, default: str = "unknown") -> str:
         for kw in node.keywords:
-            if kw.arg in keys and isinstance(kw.value, ast.Constant) and isinstance(kw.value.value, str):
+            if (
+                kw.arg in keys
+                and isinstance(kw.value, ast.Constant)
+                and isinstance(kw.value.value, str)
+            ):
                 return kw.value.value
-        if node.args and isinstance(node.args[0], ast.Constant) and isinstance(node.args[0].value, str):
+        if (
+            node.args
+            and isinstance(node.args[0], ast.Constant)
+            and isinstance(node.args[0].value, str)
+        ):
             return node.args[0].value
         return default
 
diff --git a/aibom/bundle.py b/aibom/bundle.py
index e94f0c9..1c420f2 100644
--- a/aibom/bundle.py
+++ b/aibom/bundle.py
@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-import json
 from pathlib import Path
 from zipfile import ZIP_DEFLATED, ZipFile
 
@@ -14,7 +13,9 @@ def build_manifest(files: dict[str, bytes]) -> dict[str, str]:
     return {name: sha256_bytes(content) for name, content in sorted(files.items())}
 
 
-def create_bundle(aibom_path: Path, out_zip: Path, baseline_path: Path | None = None, compliance_md: str = "") -> Path:
+def create_bundle(
+    aibom_path: Path, out_zip: Path, baseline_path: Path | None = None, compliance_md: str = ""
+) -> Path:
     aibom = load_json(aibom_path)
     files: dict[str, bytes] = {}
     files["AIBOM.json"] = stable_json(aibom).encode("utf-8")
diff --git a/aibom/cli.py b/aibom/cli.py
index f6130a9..e4a1b32 100644
--- a/aibom/cli.py
+++ b/aibom/cli.py
@@ -13,7 +13,6 @@
 from aibom.storage import load_json, persist_run
 from aibom.validation import AIBOMValidationException, validate_aibom
 
-
 COMPLIANCE_STARTER = """# Starter Compliance Mapping\n\nThis mapping is a starter reference only and not legal advice.\n"""
 
 
@@ -39,12 +38,15 @@ def cmd_generate(args: argparse.Namespace) -> int:
         _write_json(spdx_out, export_spdx(aibom))
         if args.bundle_out:
             baseline = target / ".aibom" / "baseline.json"
-            create_bundle(out, Path(args.bundle_out).resolve(), baseline if baseline.exists() else None, COMPLIANCE_STARTER)
+            create_bundle(
+                out,
+                Path(args.bundle_out).resolve(),
+                baseline if baseline.exists() else None,
+                COMPLIANCE_STARTER,
+            )
     return 0
 
 
-
-
 def cmd_validate(args: argparse.Namespace) -> int:
     src = load_json(Path(args.input))
     try:
@@ -55,6 +57,7 @@ def cmd_validate(args: argparse.Namespace) -> int:
     print("OK: AIBOM validates against schema")
     return 0
 
+
 def cmd_export(args: argparse.Namespace) -> int:
     src = load_json(Path(args.input))
     if args.format == "spdx-json":
diff --git a/aibom/diffing.py b/aibom/diffing.py
index 9d3b673..a7b747b 100644
--- a/aibom/diffing.py
+++ b/aibom/diffing.py
@@ -16,7 +16,11 @@ def diff_aibom(old: dict[str, Any], new: dict[str, Any]) -> dict[str, Any]:
         added = sorted([new_i[x] for x in new_i.keys() - old_i.keys()], key=lambda x: str(x))
         removed = sorted([old_i[x] for x in old_i.keys() - new_i.keys()], key=lambda x: str(x))
         changed = sorted(
-            [{"before": old_i[x], "after": new_i[x]} for x in new_i.keys() & old_i.keys() if old_i[x] != new_i[x]],
+            [
+                {"before": old_i[x], "after": new_i[x]}
+                for x in new_i.keys() & old_i.keys()
+                if old_i[x] != new_i[x]
+            ],
             key=lambda x: str(x),
         )
         out["added"][sec] = added
diff --git a/aibom/exporters.py b/aibom/exporters.py
index 616ff2b..b10d69e 100644
--- a/aibom/exporters.py
+++ b/aibom/exporters.py
@@ -6,11 +6,29 @@
 def export_spdx(aibom: dict[str, Any]) -> dict[str, Any]:
     packages: list[dict[str, Any]] = []
     for model in aibom.get("models", []):
-        packages.append({"SPDXID": f"SPDXRef-Model-{model['type']}", "name": model["type"], "versionInfo": model.get("model", "unknown")})
+        packages.append(
+            {
+                "SPDXID": f"SPDXRef-Model-{model['type']}",
+                "name": model["type"],
+                "versionInfo": model.get("model", "unknown"),
+            }
+        )
     for tool in aibom.get("tools", []):
-        packages.append({"SPDXID": f"SPDXRef-Tool-{tool['name']}", "name": tool["name"], "versionInfo": "unknown"})
+        packages.append(
+            {
+                "SPDXID": f"SPDXRef-Tool-{tool['name']}",
+                "name": tool["name"],
+                "versionInfo": "unknown",
+            }
+        )
     for ds in aibom.get("datasets", []):
-        packages.append({"SPDXID": f"SPDXRef-Dataset-{ds['type'].replace('.', '-')}", "name": ds["type"], "versionInfo": "unknown"})
+        packages.append(
+            {
+                "SPDXID": f"SPDXRef-Dataset-{ds['type'].replace('.', '-')}",
+                "name": ds["type"],
+                "versionInfo": "unknown",
+            }
+        )
     return {
         "spdxVersion": "SPDX-2.3",
         "dataLicense": "CC0-1.0",
@@ -24,7 +42,18 @@ def export_spdx(aibom: dict[str, Any]) -> dict[str, Any]:
 def export_cyclonedx(aibom: dict[str, Any]) -> dict[str, Any]:
     components: list[dict[str, str]] = []
     for model in aibom.get("models", []):
-        components.append({"type": "machine-learning-model", "name": model["type"], "version": model.get("model", "unknown")})
+        components.append(
+            {
+                "type": "machine-learning-model",
+                "name": model["type"],
+                "version": model.get("model", "unknown"),
+            }
+        )
     for fw in aibom.get("frameworks", []):
         components.append({"type": "library", "name": fw["name"], "version": "unknown"})
-    return {"bomFormat": "CycloneDX", "specVersion": "1.5", "version": 1, "components": sorted(components, key=lambda x: x["name"])}
+    return {
+        "bomFormat": "CycloneDX",
+        "specVersion": "1.5",
+        "version": 1,
+        "components": sorted(components, key=lambda x: x["name"]),
+    }
diff --git a/aibom_generator.py b/aibom_generator.py
index 8797a79..ecf9f87 100644
--- a/aibom_generator.py
+++ b/aibom_generator.py
@@ -3,6 +3,5 @@
 
 from aibom.cli import main
 
-
 if __name__ == "__main__":
     raise SystemExit(main())
diff --git a/tests/test_cli.py b/tests/test_cli.py
index bfb7980..3c20f4e 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -50,7 +50,9 @@ def test_golden_fixture_validates_against_schema() -> None:
 def test_validation_fixtures_cover_valid_and_invalid_cases() -> None:
     fixtures_dir = Path(__file__).parent / "fixtures"
     valid_doc = json.loads((fixtures_dir / "valid_aibom.json").read_text(encoding="utf-8"))
-    invalid_doc = json.loads((fixtures_dir / "invalid_aibom_missing_field.json").read_text(encoding="utf-8"))
+    invalid_doc = json.loads(
+        (fixtures_dir / "invalid_aibom_missing_field.json").read_text(encoding="utf-8")
+    )
 
     validate_aibom(valid_doc)
     with pytest.raises(AIBOMValidationException) as exc:
@@ -87,8 +89,9 @@ def test_cli_validate_command_success_and_failure(tmp_path: Path) -> None:
     assert "/" in bad.stderr
 
 
-
-def test_generate_fails_closed_before_writing_output(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> None:
+def test_generate_fails_closed_before_writing_output(
+    tmp_path: Path, monkeypatch: pytest.MonkeyPatch
+) -> None:
     from aibom import cli as cli_module
 
     invalid_doc = generate_aibom(_fixture_project())
@@ -118,12 +121,18 @@ def test_export_spdx_deterministic() -> None:
     doc = generate_aibom(_fixture_project())
     spdx = export_spdx(doc)
     assert spdx["spdxVersion"] == "SPDX-2.3"
-    assert [p["SPDXID"] for p in spdx["packages"]] == sorted([p["SPDXID"] for p in spdx["packages"]])
+    assert [p["SPDXID"] for p in spdx["packages"]] == sorted(
+        [p["SPDXID"] for p in spdx["packages"]]
+    )
 
 
 def test_diff_detects_additions() -> None:
     old = {"models": [], "tools": [], "datasets": []}
-    new = {"models": [{"type": "ChatOpenAI"}], "tools": [{"name": "initialize_agent"}], "datasets": []}
+    new = {
+        "models": [{"type": "ChatOpenAI"}],
+        "tools": [{"name": "initialize_agent"}],
+        "datasets": [],
+    }
     d = diff_aibom(old, new)
     assert len(d["added"]["models"]) == 1
     assert len(d["added"]["tools"]) == 1
@@ -139,5 +148,7 @@ def test_bundle_contains_manifest(tmp_path: Path) -> None:
 
 
 def test_cli_version() -> None:
-    proc = subprocess.run([sys.executable, "-m", "aibom.cli", "--version"], capture_output=True, text=True, check=True)
+    proc = subprocess.run(
+        [sys.executable, "-m", "aibom.cli", "--version"], capture_output=True, text=True, check=True
+    )
     assert "aibom" in proc.stdout