spark: Python environment validation script with stdlib-only tests

wizard-work/spark/python_validation.py

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+#!/usr/bin/env python3
+"""Self-contained Python environment validator using only stdlib."""
+
+import sys
+import json
+import os
+import hashlib
+from datetime import datetime
+from pathlib import Path
+
+def main():
+    results = {
+        "timestamp": datetime.utcnow().isoformat() + "Z",
+        "python_version": sys.version,
+        "python_version_info": {
+            "major": sys.version_info.major,
+            "minor": sys.version_info.minor,
+            "micro": sys.version_info.micro,
+            "releaselevel": sys.version_info.releaselevel,
+            "serial": sys.version_info.serial
+        },
+        "platform": sys.platform,
+        "tests": {}
+    }
+    
+    # Test 1: Basic arithmetic
+    results["tests"]["arithmetic"] = {
+        "passed": (2 + 2 == 4) and (10 * 5 == 50) and (100 / 4 == 25.0),
+        "values": {"two_plus_two": 2 + 2, "ten_times_five": 10 * 5, "hundred_div_four": 100 / 4}
+    }
+    
+    # Test 2: String operations
+    results["tests"]["string_ops"] = {
+        "passed": ("hello".upper() == "HELLO") and ("WORLD".lower() == "world"),
+        "values": {"hello_upper": "hello".upper(), "world_lower": "WORLD".lower()}
+    }
+    
+    # Test 3: List comprehension
+    results["tests"]["list_comprehension"] = {
+        "passed": [x * 2 for x in range(5)] == [0, 2, 4, 6, 8],
+        "values": {"squares": [x * 2 for x in range(5)]}
+    }
+    
+    # Test 4: File I/O
+    test_file = "/tmp/python_validation_test.txt"
+    test_content = "validation test content"
+    try:
+        with open(test_file, "w") as f:
+            f.write(test_content)
+        with open(test_file, "r") as f:
+            read_content = f.read()
+        results["tests"]["file_io"] = {
+            "passed": read_content == test_content,
+            "values": {"file_exists": os.path.exists(test_file), "content_match": read_content == test_content}
+        }
+        os.remove(test_file)
+    except Exception as e:
+        results["tests"]["file_io"] = {"passed": False, "error": str(e)}
+    
+    # Test 5: Hash computation
+    results["tests"]["hashlib"] = {
+        "passed": hashlib.sha256(b"test").hexdigest() == "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
+        "values": {"expected": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
+                   "computed": hashlib.sha256(b"test").hexdigest()}
+    }
+    
+    # Test 6: DateTime operations
+    results["tests"]["datetime"] = {
+        "passed": isinstance(datetime.utcnow(), datetime),
+        "values": {"current_utc": datetime.utcnow().isoformat()}
+    }
+    
+    # Overall pass/fail
+    results["all_tests_passed"] = all(t.get("passed", False) for t in results["tests"].values())
+    
+    # Write results
+    output_dir = Path("/root/.hermes/wizard-outputs/spark")
+    output_dir.mkdir(parents=True, exist_ok=True)
+    output_file = output_dir / "validation_results.json"
+    with open(output_file, "w") as f:
+        json.dump(results, f, indent=2)
+    
+    print(f"Validation results written to {output_file}")
+    print(f"All tests passed: {results['all_tests_passed']}")
+    
+    # Return exit code
+    return 0 if results["all_tests_passed"] else 1
+
+if __name__ == "__main__":
+    sys.exit(main())

wizard-work/spark/validation_results.json

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+{
+  "timestamp": "2026-10-22T05:34:13.722559Z",
+  "python_version": "3.14.7 (main, Sep  1 2026, 14:18:09) [Clang 22.1.3 ]",
+  "python_version_info": {
+    "major": 3,
+    "minor": 14,
+    "micro": 7,
+    "releaselevel": "final",
+    "serial": 0
+  },
+  "platform": "linux",
+  "tests": {
+    "arithmetic": {
+      "passed": true,
+      "values": {
+        "two_plus_two": 4,
+        "ten_times_five": 50,
+        "hundred_div_four": 25.0
+      }
+    },
+    "string_ops": {
+      "passed": true,
+      "values": {
+        "hello_upper": "HELLO",
+        "world_lower": "world"
+      }
+    },
+    "list_comprehension": {
+      "passed": true,
+      "values": {
+        "squares": [
+          0,
+          2,
+          4,
+          6,
+          8
+        ]
+      }
+    },
+    "file_io": {
+      "passed": true,
+      "values": {
+        "file_exists": true,
+        "content_match": true
+      }
+    },
+    "hashlib": {
+      "passed": true,
+      "values": {
+        "expected": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
+        "computed": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08"
+      }
+    },
+    "datetime": {
+      "passed": true,
+      "values": {
+        "current_utc": "2026-10-22T05:34:13.723617"
+      }
+    }
+  },
+  "all_tests_passed": true
+}