diff --git a/wizard-work/spark/validate_json_schema.py b/wizard-work/spark/validate_json_schema.py
new file mode 100644
index 0000000..d01cd89
--- /dev/null
+++ b/wizard-work/spark/validate_json_schema.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+"""Quick JSON schema validator: validates a JSON file against a schema file.
+
+Usage: python validate_json_schema.py <data.json> <schema.json>
+Exit 0 if valid, 1 if invalid, 2 on error.
+
+Example:
+    echo '{"type":"object","properties":{"name":{"type":"string"}}}' > schema.json
+    echo '{"name":"test"}' > data.json
+    python validate_json_schema.py data.json schema.json  # exits 0
+"""
+import json
+import sys
+from jsonschema import validate, ValidationError, SchemaError
+
+def main():
+    if len(sys.argv) < 3:
+        print("Usage: validate_json_schema.py <data.json> <schema.json>", file=sys.stderr)
+        sys.exit(2)
+    
+    try:
+        with open(sys.argv[1], 'r') as f:
+            data = json.load(f)
+        with open(sys.argv[2], 'r') as f:
+            schema = json.load(f)
+    except FileNotFoundError as e:
+        print(f"Error: {e}", file=sys.stderr)
+        sys.exit(2)
+    except json.JSONDecodeError as e:
+        print(f"Error: Invalid JSON - {e}", file=sys.stderr)
+        sys.exit(2)
+    
+    try:
+        validate(instance=data, schema=schema)
+        print("Valid: JSON conforms to schema")
+        sys.exit(0)
+    except ValidationError as e:
+        print(f"Invalid: {e.message}", file=sys.stderr)
+        sys.exit(1)
+    except SchemaError as e:
+        print(f"Invalid schema: {e.message}", file=sys.stderr)
+        sys.exit(2)
+
+if __name__ == "__main__":
+    main()
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