[Bug] The requirement.txt is always empty while the concern pkgs are collected by pipreqs cli

[zydmtaichi]

System: win 11 22621.3737 python: 3.10 pipreqs: 0.5.0

cli cmd: pipreqs F:\AdaBins --encoding=utf8 --scan-notebooks --force

The version infos are pasted above. I run the cli cmd in command line and get the normal standard output but the requirements.txt saved is empty.

please fix this bug soon