code: def test_complex(self):
      n = 127
      c = (
          self.rng.normal(size=(n, 1))
          + self.rng.normal(size=(n, 1)) * 1j
      )
      r = (
          self.rng.normal(size=(n, 1))
          + self.rng.normal(size=(n, 1)) * 1j
      )
      x = (
          self.rng.normal(size=(n, 3))
          + self.rng.normal(size=(n, 3)) * 1j
      )
      self.do(x, c, r, False)
  
      n = 100
      c = (
          self.rng.normal(size=(n, 1))
          + self.rng.normal(size=(n, 1)) * 1j
      )
      r = (
          self.rng.normal(size=(n // 2, 1))
          + self.rng.normal(size=(n // 2, 1)) * 1j
      )
      x = (
          self.rng.normal(size=(n // 2, 3))
          + self.rng.normal(size=(n // 2, 3)) * 1j
      )
      self.do(x, c, r, False)
  
file_path: scipy/scipy/linalg/tests/test_matmul_toeplitz.py
imports: import numpy
  from scipy.linalg import toeplitz, matmul_toeplitz
  from pytest import raises
  from numpy.testing import assert_allclose
label_desc: Use image node_id 3 for calling the TestMatmulToeplitz obj's underlying member method code with example usage: obj.test_complex() without return types