modifyLuNames() - Modify logical unit names of the EIS partner object

Function:	BcAdminEisPartner.modifyLuNames() Modifies the logical unit name of the EIS partner or a list of logical unit names for one or more proxies in the cluster if the EIS partner is defined in the cluster.
Parameters:	bc_object (BcObject of type BcObjectType.EIS_PARTNER) EIS partner whose logical unit name is to be modified. ports Dictionary with one element, or multiple elements in the case of a proxy cluster, where key (String) is the name of the proxy and value (String) is the associated logical unit name.
Return:	None
Exceptions:	BcObjectException, BcParameterException, BcToolException
Note:	If the EIS partner is not of type cics, a BcObjectException is thrown. The port numbers can also be modified via the property cs.lu-name.
Example:	... import BcAdminEisPartner import BcAdminProxy ... proxy_name="BCProxy" proxy_obj=BcAdminProxy.getObject(proxy_name) eis_obj=BcAdminEisPartner.getObject("testEIS",proxy_obj) luname_dicn={proxy_name, "CIC31"} BcAdminEisPartner.modifyLuNames(eis_obj, luname_dicn) ...