code: def img_6x6():
      """
      Generates a gs image 5x5. It is all ones, besides the edges
  
      Returns
      -------
      out : ndarray
          6x6 uint8 image
      """
      return gen_gs_img_black_edge(6, 6)
  
file_path: solt/tests/fixtures.py
imports: import pytest
  import numpy
  from .utils import gen_gs_img_black_edge
label_desc: Use image node_id 11 for calling a global function with example usage: img_6x6() and returns: gen_gs_img_black_edge