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TaskB01/run
43
TaskB01/run
@ -1,43 +1,58 @@
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#!/usr/bin/python3
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import sys
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import re
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import openfst_python as fst
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class automata:
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# class variables init
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def __init__(self):
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self.storage = []
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# dictionary of connections between nodes
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self.storage = {}
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# list of accepting states
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self.accepting_states = []
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self.state = '0'
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# list of current states
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self.state = ['0']
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# print for debug purposes
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def __repr__(self):
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return('%s\n\n%s\n\n%s\n\n' % (self.storage, self.accepting_states, self.state))
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# add node in open fst format
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def add_node(self, line):
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node = line.replace('\n', '').split(' ')
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if len(node) == 3:
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self.storage.append([[node[0], node[2]], node[1]])
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if node[0] in self.storage:
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# add value to existing node
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self.storage[node[0]].append({node[2]: node[1]})
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else:
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# create new node
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self.storage[node[0]] = [{node[2]: node[1]}]
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elif len(node) == 1:
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# add accepting state
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self.accepting_states.append(node[0])
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# check if string is accepted by automate
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def test_string(self, text):
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self.state = '0'
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self.state = ['0']
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text = text.replace('\n', '')
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for i in text:
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self.state = self.get_node_transition([self.state, i])
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if self.state == None:
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return 'FALSE %s' % text
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for q in self.state:
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self.state = self.get_node_transition(state, i)
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if not self.state:
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return False
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return self.check_if_accepted()
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if self.state in self.accepting_states:
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return 'TRUE %s' % text
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else:
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return 'FALSE %s' % text
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def check_if_accepted(self):
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return not set(self.state).isdisjoint(self.accepting_states)
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def get_node_transition(self, query):
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for i in self.storage:
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if i[0] == query:
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return i[1]
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return None
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return []
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def sort(self):
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self.storage = sorted(self.storage, key = lambda x: (x[0][0], x[0][1]))
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auto = automata()
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@ -45,6 +60,8 @@ auto = automata()
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for line in sys.stdin:
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auto.add_node(line)
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print(auto)
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f = open(sys.argv[1], 'r')
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for line in f:
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