def METHOD_NAME(v, vexp, vspan=0.00001):
    if v < vexp - vspan:
        raise AssertionError(
            "%s < [%s..%s]" % (str(v), str(vexp - vspan), str(vexp + vspan))
        )
    if v > vexp + vspan:
        raise AssertionError(
            "%s > [%s..%s]" % (str(v), str(vexp - vspan), str(vexp + vspan))
        )