def __init__(self, logger, wls_version=None):
     """
     Initialization of helper class with logger and version
     :param logger: where to log information from version requests
     :param wls_version: represented by this helper instance. If None, then retrieve version from weblogic tool
     """
     self.logger = logger
     if wls_version is not None:
         self.wl_version = str(wls_version)
         self.wl_version_actual = str(version_helper.getReleaseBuildVersion())
     else:
         self.wl_version = str(version_helper.getReleaseBuildVersion())
         self.wl_version_actual = self.wl_version
def wls_version():
    """
    Return the version of the oracle home for the current wlst session.
    :return: weblogic version
    """
    return str(WebLogicVersionClass.getReleaseBuildVersion())