def assertApproximatelyEqual(self, arg1, arg2, fudge=None, msg=None):
        """Asserts that the numeric arguments are approximately equal.

        Raises TestFailError if the second argument is outside a tolerance
        range (defined by the "fudge factor").    The default is 5% of the first
        argument.
        """
        if fudge is None:
            fudge = arg1*0.05
        if abs(arg2-arg1) > fudge:
            raise TestFailError, \
                msg or "%s and %s not within %s units of each other." % \
                        (arg1, arg2, fudge)
dataset/ETHPy150Open kdart/pycopia/QA/pycopia/QA/core.py/Test.assertApproximatelyEqual/swapped operands of `-`