spark: verify Python environment availability

wizard-work/spark/check_python.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+"""Verify Python is available and working."""
+
+import sys
+import shutil
+
+# Check Python version
+version = sys.version_info
+print(f"Python {version.major}.{version.minor}.{version.micro}")
+
+# Verify key modules
+try:
+    import json
+    import os
+    print("Core modules: OK")
+except ImportError as e:
+    print(f"ERROR: Missing module {e}")
+    sys.exit(1)
+
+# Check python executable location
+python_path = shutil.which('python3')
+if python_path:
+    print(f"Executable: {python_path}")
+else:
+    print("ERROR: python3 not in PATH")
+    sys.exit(1)
+
+print("Python environment: VERIFIED")
+sys.exit(0)