The -n parameter doesn't work.

[wjq1981]

When I use -n alone or with -log or --bar-max, the results are identical. Could you investigate the issue? I'm using the latest version of plothic, and the input file was generated by HiC-Pro.

[Jwindler]

-n for .hic format

[wjq1981]

[2025-07-24 18:08:01] PlotHiC.py -> plot_hic line:26 [INFO] : Start Plot Hi-C data (hic format): Ppuo.hic
[2025-07-24 18:08:01] PlotHiC.py -> plot_hic line:33 [INFO] : This Hi-C data has resolutions: [2500000, 1000000, 500000, 250000, 100000, 50000, 25000, 10000, 5000, 1000]
[2025-07-24 18:08:01] PlotHiC.py -> plot_hic line:42 [INFO] : Use the resolution: 2500000
[2025-07-24 18:08:01] PlotHiC.py -> plot_hic line:45 [INFO] : Use the observed data type and KR normalization method
Traceback (most recent call last):
File "/mnt1/soft/anaconda3/envs/plothic/bin/plothic", line 8, in
sys.exit(main())
File "/mnt1/soft/anaconda3/envs/plothic/lib/python3.10/site-packages/plothic/cli.py", line 85, in main
plot_hic(args.hic_file, chr_txt=args.chr_txt, output=args.output, resolution=args.resolution,
File "/mnt1/soft/anaconda3/envs/plothic/lib/python3.10/site-packages/plothic/PlotHiC.py", line 52, in plot_hic
with (open(chr_txt, 'r') as f):
TypeError: expected str, bytes or os.PathLike object, not NoneType

How should this problem be solved?