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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create_edisp(event_class, event_type, erec, egy, cth):
 """Create an array of energy response values versus energy and inclination angle. Parameters egy : `~numpy.ndarray` Energy in MeV. cth : `~numpy.ndarray` Cosine of the incidence angle. """

    irf = create_irf(event_class, event_type)
    theta = np.degrees(np.arccos(cth))
    v = np.zeros((len(erec), len(egy), len(cth)))
    m = (erec[:,None] / egy[None,:] < 3.0) & (erec[:,None] / egy[None,:] > 0.33333)
    #    m |= ((erec[:,None] / egy[None,:] < 3.0) &
    #          (erec[:,None] / egy[None,:] > 0.5) & (egy[None,:] < 10**2.5))    
    m = np.broadcast_to(m[:,:,None], v.shape)

    try:    
        x = np.ones(v.shape)*erec[:,None,None]
        y = np.ones(v.shape)*egy[None,:,None]
        z = np.ones(v.shape)*theta[None,None,:]
        v[m] = irf.edisp().value(np.ravel(x[m]), np.ravel(y[m]), np.ravel(z[m]), 0.0)
    except:
        for i, x in enumerate(egy):
            for j, y in enumerate(theta):
                m = (erec / x < 3.0) & (erec / x > 0.333)
                v[m, i, j] = irf.edisp().value(erec[m], x, y, 0.0)
        
    return v