code: def validate_record(datum, schema, parent_ns=None, raise_errors=True):
      
      _, namespace = schema_name(schema, parent_ns)
      return (
          isinstance(datum, Mapping) and
          all(validate(datum=datum.get(f['name'], f.get('default', no_value)),
                       schema=f['type'],
                       field='{}.{}'.format(namespace, f['name']),
                       raise_errors=raise_errors)
              for f in schema['fields']
              )
      )
docs: Check that the data is a Mapping type with all schema defined fields
      validated as True.
  
      Parameters
      ----------
      datum: Any
          Data being validated
      schema: dict
          Schema
      parent_ns: str
          parent namespace
      raise_errors: bool
          If true, raises ValidationError on invalid data