code: def population_archiver(random, population, archive, args):
      
      new_archive = []
      for ind in population:
          new_archive.append(ind)
      return new_archive
docs: Archive the current population.
      
      This function replaces the archive with the individuals 
      of the current population.
      
      .. Arguments:
         random -- the random number generator object
         population -- the population of individuals
         archive -- the current archive of individuals
         args -- a dictionary of keyword arguments