2019-01-09 13:38:46 +00:00
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import sys
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2019-01-09 13:19:33 +00:00
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def check_range(f):
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2019-01-09 13:38:46 +00:00
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if sys.version_info.major < 3 or sys.version_info.minor < 6:
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raise RuntimeError("check_range requires python >= 3.6")
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def wrapper(*args, **kwargs):
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total_args = list(args) + list(kwargs.values())
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for argv, (argname, argrange) in zip(total_args, f.__annotations__.items()):
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if(argv < argrange[0] or argv > argrange[1]):
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raise ValueError("Argument {} ({}) out or range {}".format(argname, argv, argrange))
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return f(*args, **kwargs)
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return wrapper
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@check_range
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def f(a: (0, 100), b: (100, 300)):
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return a + b
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if( __name__ == "__main__"):
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f(1, 101)
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f(-2, 400)
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