code: def setup(self, dtype, n, soltype):
      random = np.random.RandomState(1234)
  
      dtype = np.dtype(dtype)
  
      # Sample a random Toeplitz matrix representation and rhs.
      c = random.randn(n)
      r = random.randn(n)
      y = random.randn(n)
      if dtype == np.complex128:
          c = c + 1j * random.rand(n)
          r = r + 1j * random.rand(n)
          y = y + 1j * random.rand(n)
  
      self.c = c
      self.r = r
      self.y = y
      self.T = scipy.linalg.toeplitz(c, r=r)
  
imports: import numpy
  from .common import Benchmark, safe_import
label_desc: Use image node_id 1 for calling the SolveToeplitz obj's underlying member method code with example usage: obj.setup(dtype, n, soltype) without return types