code: def indexesof(coll, item):
      
      return [indexof(coll, item, i) for i in xrange(len(coll)) if coll[i] == item]
docs: Return all the indexes of the item in the collection
  
      :param coll: the collection
      :param item: a value
      :returns: a list of indexes
  
      >>> monties = ['Eric', 'John', 'Terry', 'Terry', 'Graham', 'Mickael']
      >>> indexesof(monties, 'Terry')
      [2, 3]