(key, val)
Log a value of some diagnostic
    Call this once for each diagnostic quantity, each iteration
Log a value of some diagnostic
    Call this once for each diagnostic quantity, each iteration
Log a value of some diagnostic Call this once for each diagnostic quantity each iteration
def logkv(key, val):
    """
    Log a value of some diagnostic
    Call this once for each diagnostic quantity, each iteration
    """
    Logger.CURRENT.logkv(key, val)
def logkv ( key , val ) : Logger . CURRENT . logkv ( key , val )