More breaking out

tools/openapi/BUILD

@@ -0,0 +1,7 @@
+py_binary(
+    name = "openapi",
+    main = "__main__.py",
+    deps = [
+        py_requirement("openapi-spec-validator"),
+    ]
+)

tools/openapi/__main__.py

@@ -0,0 +1,11 @@
+"""Shim for executing the openapi spec validator."""
+
+import re
+import sys
+
+from openapi_spec_validator.__main__ import main
+
+
+if __name__ == "__main__":
+    sys.argv[0] = re.sub(r"(-script\.pyw|\.exe)?$", "", sys.argv[0])
+    sys.exit(main())