media-downloader: requires mutagen module to embed thumbnail

[hervyqa]

Describe the bug

media-downloader cannot embed thumbnail.

Steps To Reproduce

Steps to reproduce the behavior:

1. install media-downloader
2. enter URL: https://yewtu.be/watch?v=5YWRREgi8dA for example
3. download option: -f bestaudio -x --embed-thumbnail

Expected behavior

Video/audio can be embedded with thumbnail.

Screenshots

If applicable, add screenshots to help explain your problem.

Additional context

ERROR: Postprocessing: module mutagen was not found. Please install using `python -m pip install mutagen`
[media-downloader] Download Failed(ErrorCode=1)

Notify maintainers

@zendo

Metadata

Please run nix-shell -p nix-info --run "nix-info -m" and paste the result.

• system: "x86_64-linux"
• host os: Linux 6.6.4, NixOS, 24.05 (Uakari), 24.05pre556224.2c7f3c0fb7c0
• multi-user?: yes
• sandbox: yes
• version: nix-env (Nix) 2.18.1
• channels(hervyqa): ""
• channels(root): "nixos"
• nixpkgs: /nix/var/nix/profiles/per-user/root/channels/nixos

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Add a :+1: reaction to issues you find important.

[zendo]

https://github.com/mhogomchungu/media-downloader/issues/334#issuecomment-1783834762

bad for nixos.

[caniko]

Could you elaborate @zendo? What is the fix?