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22 lines
553 B
Python
22 lines
553 B
Python
4 years ago
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def parse_limits(limits):
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if not limits:
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return [None, None]
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limits = limits.strip()
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if limits[0] == '-':
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return [None, int(limits[1:])]
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elif limits[-1] == '-':
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return [int(limits[:-1]), None]
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limits = limits.split("-")
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if len(limits) != 2:
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print("unknown limits: " + str(limits) + " - using no limits")
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return [None, None]
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try:
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return [int(x) for x in limits]
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except ValueError as exp:
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print(exp + " - using no limits")
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return [None, None]
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