code: def properties(validator, properties, instance, schema):
      if not validator.is_type(instance, "object"):
          return
  
      for property, subschema in iteritems(properties):
          if property in instance:
              for error in validator.descend(
                  instance[property],
                  subschema,
                  path=property,
                  schema_path=property,
              ):
                  yield error
  
imports: import re
  from jsonschema._utils import ensure_list, equal, extras_msg, find_additional_properties, types_msg, unbool, uniq
  from jsonschema.exceptions import FormatError, ValidationError
  from jsonschema.compat import iteritems
label_desc: Use image node_id 24 for calling a global function with example usage: properties(validator, properties, instance, schema) without return types