Fails on Archlinux: Unable to determine a suitable packaging system type

[A. Bram Neijt]

Given that there is an install instruction page https://snapcraft.io/install/snapcraft/arch
I would expect the snapcraft snap to work, but it immediately fails:

/snap/bin/snapcraft --help
Traceback (most recent call last):
  File "/snap/snapcraft/7923/bin/snapcraft", line 5, in <module>
    from snapcraft.cli import run
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/snapcraft/cli.py", line 33, in <module>
    from . import commands
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/snapcraft/commands/__init__.py", line 25, in <module>
    from .extensions import (
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/snapcraft/commands/extensions.py", line 30, in <module>
    from snapcraft.parts.lifecycle import get_snap_project, process_yaml
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/snapcraft/parts/__init__.py", line 19, in <module>
    from .parts import PartsLifecycle
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/snapcraft/parts/parts.py", line 26, in <module>
    from craft_parts.packages import Repository, deb
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/craft_parts/packages/deb.py", line 44, in <module>
    from .apt_cache import AptCache
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/craft_parts/packages/apt_cache.py", line 29, in <module>
    import apt
  File "/var/lib/snapd/snap/snapcraft/7923/lib/python3.8/site-packages/apt/__init__.py", line 36, in <module>
    apt_pkg.init_system()
apt_pkg.Error: E:Unable to determine a suitable packaging system type

snap info reports
installed: 7.0.11 (7923) 65MB classic

[SnailDOS (snaildos)]

+1 not working on Manjaro either.

[Abhijet Pokhrel (abhijet)]

Same error here in manjaro as well

[Sergio Schvezov (sergiusens)]

7.1.1 now on stable fixes this issue