Bug#1093051: python3-sphere: ModuleNotFoundError: No module named 'spherepack'

[Adrian Bunk]

Package: python3-sphere
Version: 3.3~a1-6
Severity: serious

$ python3
Python 3.13.1 (main, Jan  3 2025, 10:26:34) [GCC 14.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import sphere
Traceback (most recent call last):
  File "<python-input-0>", line 1, in <module>
    import sphere
  File "/usr/lib/python3/dist-packages/sphere/__init__.py", line 1, in <module>
    from .sphere import *
  File "/usr/lib/python3/dist-packages/sphere/sphere.py", line 338, in <module>
    import spherepack, numpy, math
ModuleNotFoundError: No module named 'spherepack'
>>>