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Remove Python 2 Dependency

See original GitHub issue

When attempting to install Lyrebird on Ubuntu 20.04, the package requires now-deprecated Python 2.7 packages. I think this is because of python-gobject. Is there any way to use Lyrebird without installing these packages?

user@comp:~$ sudo apt install ./Downloads/lyrebird_1.1.0-2.deb 
[sudo] password for user: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Note, selecting 'lyrebird' instead of './Downloads/lyrebird_1.1.0-2.deb'
The following additional packages will be installed:
  libpython2-stdlib libpython2.7-minimal libpython2.7-stdlib libsox-fmt-alsa libsox-fmt-base libsox-fmt-pulse libsox3
  python-gi python-gobject python-gobject-2 python2 python2-minimal python2.7 python2.7-minimal python3-toml sox
Suggested packages:
  libsox-fmt-all python-gi-cairo python-gobject-2-dbg python2-doc python-tk python2.7-doc binfmt-support
The following NEW packages will be installed:
  libpython2-stdlib libpython2.7-minimal libpython2.7-stdlib libsox-fmt-alsa libsox-fmt-base libsox-fmt-pulse libsox3
  lyrebird python-gi python-gobject python-gobject-2 python2 python2-minimal python2.7 python2.7-minimal python3-toml
  sox
0 upgraded, 17 newly installed, 0 to remove and 0 not upgraded.
Need to get 4,604 kB/4,641 kB of archives.
After this operation, 19.7 MB of additional disk space will be used.
Do you want to continue? [Y/n] n

user@comp:~$ apt show ./Downloads/lyrebird_1.1.0-2.deb 
Package: lyrebird
Version: 1.1.0-2
Priority: optional
Section: base
Maintainer: Harry Stanton <h@harry.city>
Installed-Size: unknown
Depends: python3 (>= 3.7.0), sox, python3-toml, python-gobject, pulseaudio, libsox-fmt-pulse
Download-Size: 37.0 kB
APT-Sources: /home/herzog/Downloads/lyrebird_1.1.0-2.deb
Description: Simple and powerful voice changer for Linux, written in GTK 3

user@comp:~$ apt show python-gobject
Package: python-gobject
Version: 3.34.0+2.28.6-14ubuntu1
Priority: optional
Section: universe/python
Source: pygobject-2 (2.28.6-14ubuntu1)
Origin: Ubuntu
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Original-Maintainer: Josselin Mouette <joss@debian.org>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 123 kB
Depends: python-gi (>= 3.34.0), python-gobject-2 (>= 2.28.6-14ubuntu1)
Download-Size: 2,572 B
APT-Sources: http://us.archive.ubuntu.com/ubuntu focal/universe amd64 Packages
Description: Python 2.x bindings for GObject - transitional package
 This package will bring the two versions of GObject Python modules: the
 deprecated gobject module, and the new gobject-introspection system. It
 is here for upgrade purposes only. You can remove it safely when
 nothing else depends on it.