code: def get_coeffs_weak(self, n_coeffs):
      return (-1) ** np.arange(n_coeffs) * np.sqrt(
          2 * np.log(np.linspace(1, 10, n_coeffs) * n_coeffs)
      )
  
imports: import unittest
  import numpy
  from scipy.stats import norm
  from tick.prox import ProxSlope
  from tick.prox.tests.prox import TestProx
label_desc: Use image node_id 1 for calling the ProxSlopeTest obj's underlying member method code with example usage: obj.get_coeffs_weak(n_coeffs) and returns: unknown