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How to use all_matching_strings method in hypothesis

Best Python code snippet using hypothesis

puzzle.py

Source:puzzle.py

...13                rules = right.split(' | ')14                rule = [[int(x) for x in rule_list.split(' ')] for rule_list in rules]15            return rule_id, rule16        self.rules = dict(parse(line) for line in lines)17    def all_matching_strings(self, rule_id):18        if rule_id not in self.rules:19            return set()20        rule = self.rules[rule_id]21        if isinstance(rule, str):22            return {rule}23        def combine(sets):24            if len(sets) == 1:25                return sets[0]26            return set([left + right for left in sets[0] for right in combine(sets[1:])])27        result = map(lambda x: combine([self.all_matching_strings(rid) for rid in x]), rule)28        return set(itertools.chain(*result))29    def matches(self, message, stack):30        if len(stack) == 0:31            return len(message) == 032        rule = self.rules[stack.popleft()]33        if isinstance(rule, str):34            if len(message) == 0:35                return False36            if message[0] == rule:37                return self.matches(message[1:], stack.copy())38        else:39            for r in rule:40                if self.matches(message, deque(r) + stack):41                    return True42        return False43def read_input(filename):44    text = utils.read(filename, 'string')45    rules, messages = text.split('\n\n')46    return Ruleset(rules), messages.splitlines()47class Part1(utils.Part):48    def __init__(self):49        super().__init__(2)50    def run(self, input, is_test):51        ruleset, messages = input52        all_matching_strings = ruleset.all_matching_strings(rule_id=0)53        return sum(message in all_matching_strings for message in messages)54class Part2(utils.Part):55    def __init__(self):56        super().__init__(12)57    def run(self, input, is_test):58        ruleset, messages = input59        ruleset.rules.update({8: [[42], [42, 8]], 11: [[42, 31], [42, 11, 31]]})...

solver.py

Source:solver.py

...7characters += characters.upper()8characters += '?%$#@!^&*()[]\\'91011def all_matching_strings(alphabet, max_length, regex):12    """Find the list of all strings over 'alphabet' of length up to 'max_length' that match 'regex'"""13    14    if max_length == 0: return 15    16    L = len(alphabet)17    for N in range(1, max_length+1):18        indices = [0]*N19        for z in xrange(L**N):20            r = ''.join(alphabet[i] for i in indices)21            if regex.match(r):                22               yield(r)23    24            i = 025            indices[i] += 126            while (i<N) and (indices[i]==L):27                indices[i] = 028                i += 129                if i<N: indices[i] += 130    return3132for r in all_matching_strings(characters, 8, regex): 
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Count Strings.py

Source:Count Strings.py

1import re23def all_matching_strings(regex, out_length):4	if out_length == 0: return5	output = [0] * out_length6	for x in range(2**out_length):7		r = ''.join(['a','b'][i] for i in output)8		if regex.match(r):9			yield(r)10		i = 011		output[i] += 112		while (i<out_length) and (output[i]==2):13			output[i] = 014			i += 115			if i<out_length: output[i] += 116	return1718count = int(input())19regexs = []20while count > 0:21	str = input().split(' ')22	regexs.append((str[0],int(str[1])))23	a = all_matching_strings(re.compile('^'+str[0]+'$'), int(str[1]))24	print(len([x for x in a]))
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