TypeError: slice indices must be integers or None or have an __index__ method

Hi everyone!
I would like to lefse figure, but I got that error.
(lefse) eb-pth-j4yxwm37:exported-featureca-table toba1$ lefse_plot_res.py biome.res biome.png
Traceback (most recent call last):
File “/Users/miniconda3/envs/lefse/bin/lefse_plot_res.py”, line 10, in
sys.exit(plot_res())
^^^^^^^^^^
File “/Users/miniconda3/envs/lefse/lib/python3.12/site-packages/lefse/lefse_plot_res.py”, line 177, in plot_res
else: plot_histo_hor(params[‘output_file’],params,data,len(data[‘cls’]) == 2,params[‘report_features’])
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “/Users/miniconda3/envs/lefse/lib/python3.12/site-packages/lefse/lefse_plot_res.py”, line 104, in plot_histo_hor
if len(rr) > params[‘max_feature_len’]: rr = rr[:params[‘max_feature_len’]/2-2]+" […]"+rr[-params[‘max_feature_len’]/2+2:]
~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: slice indices must be integers or None or have an index method

Could you help me?