Minor formatting improvements

Author: TsankoBg

jsonschema/_validators.py

@@ -264,7 +264,7 @@ def dependentRequired(validator, dependentRequired, instance, schema):
         for each in dependency:
             if each not in instance:
                 message = f"{each!r} is a dependency of {property!r}"
-                yield ValidationError(message, extra_info={'property': property})
+                yield ValidationError(message, extra_info={"property": property})
 
 
 def dependentSchemas(validator, dependentSchemas, instance, schema):
@@ -342,7 +342,7 @@ def required(validator, required, instance, schema):
         return
     for property in required:
         if property not in instance:
-            yield ValidationError(f"{property!r} is a required property", extra_info={'property': property})
+            yield ValidationError(f"{property!r} is a required property", extra_info={"property": property})
 
 
 def minProperties(validator, mP, instance, schema):

jsonschema/tests/test_validators.py

@@ -655,6 +655,7 @@ def test_anyOf(self):
         errors = list(validator.iter_errors(instance))
         self.assertEqual(len(errors), 1)
         e = errors[0]
+
         self.assertEqual(e.validator, "anyOf")
         self.assertEqual(e.validator_value, schema["anyOf"])
         self.assertEqual(e.instance, instance)
@@ -1075,6 +1076,7 @@ def test_propertyNames(self):
 
         validator = validators.Draft7Validator(schema)
         error, = validator.iter_errors(instance)
+
         self.assertEqual(error.validator, "not")
         self.assertEqual(
             error.message,