spark: add Python check script for factorial verification

wizard-work/spark/check_result.py

@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+"""Check that factorial(7) equals 5040."""
+import sys
+sys.path.insert(0, '/root/.hermes/wizard-outputs/spark')
+from verify_check import factorial
+
+result = factorial(7)
+expected = 5040
+if result != expected:
+    print(f"FAIL: factorial(7) = {result}, expected {expected}", file=sys.stderr)
+    sys.exit(1)
+print(f"PASS: factorial(7) = {result}")
+sys.exit(0)