def test_voter_get_requests_redirected_to_index(self):
        self.client.logout()
        self.client.login(username='user0', password='voter')

        response = self.client.get(reverse('results-export'), follow=True)
        self.assertRedirects(response, reverse('index'))
def mcv_muer(mcv, ax=0):
    """plot rel. permeability vs. B of mcv dict"""
    MUE0 = 4e-7*np.pi
    bi, ur = zip(*[(bx, bx/hx/MUE0)
                   for bx, hx in zip(mcv['curve'][0]['bi'],
                                     mcv['curve'][0]['hi']) if not hx == 0])
    if ax == 0:
        ax = plt.gca()
    ax.plot(bi, ur)
    ax.set_xlabel('B / T')
    ax.set_title('rel. Permeability')
    ax.grid()