def heartbeat_expires(timestamp, freq=60, expire_window=HEARTBEAT_EXPIRE_WINDOW, Decimal=Decimal, float=float, isinstance=isinstance):
 freq = (float(freq) if isinstance(freq, Decimal) else freq)
 if isinstance(timestamp, Decimal):
  timestamp = float(timestamp)
 return (timestamp + (freq * (expire_window / 100.0)))

def heartbeat_expires ( timestamp , freq = 60 , expire_window = HEARTBEAT_EXPIRE_WINDOW , Decimal = Decimal , float = float , isinstance = isinstance ) : freq = ( float ( freq ) if isinstance ( freq , Decimal ) else freq ) if isinstance ( timestamp , Decimal ) : timestamp = float ( timestamp ) return ( timestamp + ( freq * ( expire_window / 100.0 ) ) )
return time when heartbeat expires .