trans_func = {('q0', 'a,b') : 'q1',
('q1','a,b'): 'q0'}
final_state = automata(organize_func(trans_func), 'aabb')
is_aceppeted(['q0'], final_state)
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May 28, 2019 15:56
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def organize_func(trans_func): | |
temp_dic = {} | |
for key in trans_func: | |
state = key[0] | |
entries = key[1].split(',') | |
temp_dic = {**temp_dic, **{(state, entry): trans_func[key] for entry in entries}} | |
return temp_dic | |
def automata(trans_func, word): | |
curr_state = 'q0' | |
for letter in word: | |
if curr_state: | |
curr_state = trans_func.get((curr_state, letter), False) | |
return curr_state | |
def is_aceppeted(final_states, last_state): | |
if last_state: | |
return last_state in final_states | |
return last_state |
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