code: def setup(self, shape, contig, module):
      a = np.random.randn(*shape)
      if contig != "contig":
          a = a[-1::-1, -1::-1]  # turn into a non-contiguous array
          assert_(not a.flags["CONTIGUOUS"])
      self.a = a
  
imports: import math
  import numpy.linalg
  import numpy
  from numpy.testing import assert_
  from numpy.random import rand
  from .common import Benchmark, safe_import
label_desc: Use image node_id 1 for calling the Norm obj's underlying member method code with example usage: obj.setup(shape, contig, module) without return types