code: def test_grid_space_grid():
      new_grid_space = grid.GridSpace(1, 0.1, 0, 1)
  
      assert len(new_grid_space.grid) == 11
  
file_path: opytimizer/tests/opytimizer/spaces/test_grid.py
imports: import numpy
  from opytimizer.spaces import grid
label_desc: Use image node_id 3 for calling a global function with example usage: test_grid_space_grid() without return types