1 /*def myassert(cond : => Boolean) = {

     2   try {

     3     assert(cond)

     4   } catch { 

     5     case _ : Throwable => System.exit(1)

     6   }

     7 }

     8 */

     9 

    10 assert(CW6b.get_first_price("GOOG", 1980) == None)

    11 assert(CW6b.get_first_price("GOOG", 2010) == Some(312.204773))

    12