check_package_version#

langchain_core.utils.utils.check_package_version(package: str, lt_version: str | None = None, lte_version: str | None = None, gt_version: str | None = None, gte_version: str | None = None) None[source]#

Check the version of a package.

Parameters:
  • package (str) – The name of the package.

  • lt_version (str, optional) – The version must be less than this. Defaults to None.

  • lte_version (str, optional) – The version must be less than or equal to this. Defaults to None.

  • gt_version (str, optional) – The version must be greater than this. Defaults to None.

  • gte_version (str, optional) – The version must be greater than or equal to this. Defaults to None.

Raises:

ValueError – If the package version does not meet the requirements.

Return type:

None