Bug#983620: python3-vedo: Segfault rendering example files

[Matsievskiy S.V.]

Package: python3-vedo
Version: 2020.4.2-2
Severity: important
X-Debbugs-Cc: seregaxvm.main at gmail.com

Dear Maintainer,

The following examples from python3-vedo-examples package crush with segfault
error:
- examples/basic/align1.py
- examples/basic/align4.py
- examples/basic/align5.py
- examples/basic/mirror.py
- examples/advanced/geological_model.py
- examples/other/flag_labels.py
- examples/pyplot/covid19.py
- examples/simulations/wave_equation.py

-- System Information:
Debian Release: bullseye/sid
  APT prefers testing
  APT policy: (900, 'testing'), (500, 'stable-updates'), (500, 'stable'), (50,
'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 5.10.0-3-amd64 (SMP w/8 CPU threads)
Kernel taint flags: TAINT_FIRMWARE_WORKAROUND
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8),
LANGUAGE=en_GB:en
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages python3-vedo depends on:
ii  python3        3.9.1-1
ii  python3-numpy  1:1.19.5-1
ii  python3-vtk9   9.0.1+dfsg1-8

python3-vedo recommends no packages.

Versions of packages python3-vedo suggests:
ii  python3-vedo-examples  2020.4.2-2