Can't describe the node as tuple

[SnapeLiu]

When the node is described as a tuple such as (0,1) which located on a 2D-grid, rather than described as an int such as (0,) (1,), we can't get the incidence matrix or Hodge Laplacians because of this error below, is there any solution to this problem?

Traceback (most recent call last):
  File "D:\anaconda3\envs\topox\Lib\site-packages\IPython\core\interactiveshell.py", line 3577, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-8-93f298c2e4be>", line 1, in <module>
    sc.hodge_laplacian_matrix(1)
  File "D:\anaconda3\envs\topox\Lib\site-packages\toponetx\classes\simplicial_complex.py", line 951, in hodge_laplacian_matrix
    row, column, B = self.incidence_matrix(rank, weight=weight, index=True)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\anaconda3\envs\topox\Lib\site-packages\toponetx\classes\simplicial_complex.py", line 838, in incidence_matrix
    face = frozenset(simplex).difference({left_out})
                                         ^^^^^^^^^^
TypeError: unhashable type: 'numpy.ndarray'