iframe-proxy | Sunbelt Computer Software

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from .between import between
from .utils import validator
def length(value, min=None, max=None):
    Return whether or not the length of given string is within a specified
    Examples::
        >>> length('something', min=2)
        True
        >>> length('something', min=9, max=9)
        True
        >>> length('something', max=5)
        ValidationFailure(func=length, ...)
    :param value:
        The string to validate.
    :param min:
        The minimum required length of the string. If not provided, minimum
        length will not be checked.
    :param max:
        The maximum length of the string. If not provided, maximum length
        will not be checked.
    .. versionadded:: 0.2
    if (min is not None and min < 0) or (max is not None and max < 0):
        raise AssertionError(
            '`min` and `max` need to be greater than zero.'
    return between(len(value), min=min, max=max)

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