add show_diff.py

scripts/show_diff.py

@@ -0,0 +1,24 @@
+import subprocess
+from pathlib import Path
+from tempfile import TemporaryDirectory
+
+import pooch
+
+from bioimageio.core import load_description, write_description
+
+rdf_source = "https://raw.githubusercontent.com/bioimage-io/spec-bioimage-io/pydantic_axes/example_specs/models/unet2d_nuclei_broad/rdf_v0_4_9.yaml"
+
+local_source = Path(pooch.retrieve(rdf_source, None))  # type: ignore
+model_as_is, summary_as_is = load_description(rdf_source, format_version="discover")
+assert model_as_is is not None, summary_as_is
+model_latest, summary_latest = load_description(rdf_source, format_version="latest")
+print(summary_latest)
+assert model_latest is not None
+
+with TemporaryDirectory() as tmp:
+    as_is = Path(tmp) / "as_is.bioimageio.yaml"
+    write_description(model_as_is, as_is)  # write out as is to avoid sorting diff
+    latest = Path(tmp) / "latest.bioimageio.yaml"
+    write_description(model_latest, latest)
+
+    _ = subprocess.run(f"git diff --no-index --ignore-all-space {as_is} {latest}")