def breadth_first(problem, graph_search=False):
'''
Breadth first search.
If graph_search=True, will avoid exploring repeated states.
Requires: SearchProblem.actions, SearchProblem.result, and
SearchProblem.is_goal.
'''
return _search(problem, FifoList(), graph_search=graph_search)
def setUp(self):
self.f = FifoList()
self.f.append(1)
self.f.append(2)
self.f.append(3)
