docstr: Scalar arguments still produce a 2D array.
docstr_tok: ["Scalar","arguments","still","produce","a","2D","array","."]
code: def test_scalar_00(self):
      """Scalar arguments still produce a 2D array."""
      t = toeplitz(10)
      assert_array_equal(t, [[10]])
      t = toeplitz(10, 20)
      assert_array_equal(t, [[10]])
  
imports: import pytest
  import numpy
  from numpy import arange, array, eye, copy, sqrt
  from numpy.testing import assert_equal, assert_array_equal, assert_array_almost_equal, assert_allclose
  from pytest import raises
  from scipy.fft import fft
  from scipy.special import comb
  from scipy.linalg import toeplitz, hankel, circulant, hadamard, leslie, dft, companion, kron, block_diag, helmert, hilbert, invhilbert, pascal, invpascal, fiedler, fiedler_companion, eigvals, convolution_matrix
  from numpy.linalg import cond
label_desc: Use image node_id 3 for calling the TestToeplitz obj's underlying member method code with example usage: obj.test_scalar_00() without return types