code: def check_schema_version(cls, cls_type):
      """
      If the saved schema version is newer than the current featuretools
      schema version, this function will output a warning saying so.
  
      If the saved schema version is a major release or more behind
      the current featuretools schema version, this function will log
      a message saying so.
      """
      if isinstance(cls_type, str):
          current = None
          saved = None
          if cls_type == "entityset":
              current = ENTITYSET_SCHEMA_VERSION
              saved = cls.get("schema_version")
          elif cls_type == "features":
              current = FEATURES_SCHEMA_VERSION
              saved = cls.features_dict["schema_version"]
  
          if parse(current) < parse(saved):
              warning_text_upgrade = (
                  "The schema version of the saved %s"
                  "(%s) is greater than the latest supported (%s). "
                  "You may need to upgrade featuretools. Attempting to load %s ..."
                  % (cls_type, saved, current, cls_type)
              )
              warnings.warn(warning_text_upgrade)
  
          if parse(current).major > parse(saved).major:
              warning_text_outdated = (
                  "The schema version of the saved %s"
                  "(%s) is no longer supported by this version "
                  "of featuretools. Attempting to load %s ..."
                  % (cls_type, saved, cls_type)
              )
              logger.warning(warning_text_outdated)
  
imports: import logging
  import warnings
  from packaging.version import parse
  from featuretools.version import ENTITYSET_SCHEMA_VERSION, FEATURES_SCHEMA_VERSION
label_desc: Use image node_id 1 for calling a global function with example usage: check_schema_version(cls, cls_type) without return types