human
Complete the below
def _osbornei(e, d):

    ''''Replace all trig functions with hyperbolic functions using
    the Osborne rule.
    Notes
    ``d`` is a dummy variable to prevent automatic evaluation
    of trigonometric/hyperbolic functions.
    References
    http://en.wikipedia.org/wiki/Hyperbolic_function'
    '''
 What is a the Python code you requested?
assistant
#Here is the Python code you requested.
    def f(rv):
        if (not isinstance(rv, TrigonometricFunction)):
            return rv
        a = rv.args[0].xreplace({d: S.One})
        if (rv.func is sin):
            return (sinh(a) / I)
        elif (rv.func is cos):
            return cosh(a)
        elif (rv.func is tan):
            return (tanh(a) / I)
        elif (rv.func is cot):
            return (coth(a) * I)
        elif (rv.func is sec):
            return (1 / cosh(a))
        elif (rv.func is csc):
            return (I / sinh(a))
        else:
            raise NotImplementedError(('unhandled    %s' % rv.func))
    return bottom_up(e, f)