Remove unused imports

schemas/validate.py

@@ -2,9 +2,7 @@ import argparse
 import sys
 import json
 import jsonschema
-import jsonschema.protocols
 import jsonschema.validators
-from jsonschema import Draft202012Validator
 from jsonschema.exceptions import SchemaError, ValidationError
 from referencing import Registry, Resource
 from referencing.jsonschema import DRAFT202012
@@ -45,6 +43,7 @@ if __name__ == "__main__":
         print("Schema check failed.")
         print(f"{e.message}")
         exit(1)
+    # Validate the document
     try:
         validator.validate(document)
         print("Valid!")