sort_table(a_list2d, key_index)
Sort each list in two dimensional list according to the order of the list of the specified index.
Parameters
- (list of lists) : a list of to sort each list in it.
- key_index (integer) : An index of a list which determine the sorting order.
Result
list of lists :A sorted two dimensional list. The returned list is identical to the list passed as an argument.