.. versionadded:: 1.4.0
Return a new KeyValueStore object associated to the corresponding CDB database. The modification time
- of the CDB file will be checked every 'refrehDelay' second and the database re-opened if needed.
+ of the CDB file will be checked every 'refreshDelay' second and the database re-opened if needed.
:param string filename: The path to an existing CDB database
:param int refreshDelays: The delay in seconds between two checks of the database modification time. 0 means disabled