19 lines
777 B
Python
19 lines
777 B
Python
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def split_str2indexes(string: str, max_check: int, length_limit=5):
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if not isinstance(string, str):
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raise ValueError('Invalid scheme for {:}'.format(string))
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srangestr = "".join(string.split())
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indexes = set()
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for srange in srangestr.split(','):
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srange = srange.split('-')
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if len(srange) != 2:
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raise ValueError('invalid srange : {:}'.format(srange))
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if length_limit is not None:
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assert len(srange[0]) == len(srange[1]) == length_limit, 'invalid srange : {:}'.format(srange)
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srange = (int(srange[0]), int(srange[1]))
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if not (0 <= srange[0] <= srange[1] < max_check):
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raise ValueError('{:} vs {:} vs {:}'.format(srange[0], srange[1], max_check))
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for i in range(srange[0], srange[1]+1):
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indexes.add(i)
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return indexes
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