denss.refine.py crashed with ModuleNotFoundError in Noble

[Sudip Mukherjee]

denss.refine.py fails to run with the error:

$ denss.refine.py
/usr/bin/denss.refine.py:221: SyntaxWarning: invalid escape sequence '\c'
  plt.ylabel('$\chi^2$')
/usr/bin/denss.refine.py:236: SyntaxWarning: invalid escape sequence '\m'
  plt.ylabel('Support Volume ($\mathrm{\AA^{3}}$)')
Traceback (most recent call last):
  File "/usr/bin/denss.refine.py", line 33, in <module>
    import saxstats.denssopts as dopts
  File "/usr/lib/python3/dist-packages/saxstats/denssopts.py", line 5, in <module>
    import imp
ModuleNotFoundError: No module named 'imp'

ProblemType: Crash
DistroRelease: Ubuntu 24.04
Package: python3-denss 0.0.1+20200710gac8923a-2
ProcVersionSignature: Ubuntu 6.8.0-22.22-generic 6.8.1
Uname: Linux 6.8.0-22-generic x86_64
ApportVersion: 2.28.0-0ubuntu1
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Mon Apr 15 19:47:23 2024
ExecutablePath: /usr/bin/denss.refine.py
InstallationDate: Installed on 2024-04-10 (5 days ago)
InstallationMedia: Ubuntu 24.04 LTS "Noble Numbat" - Beta amd64 (20240410)
InterpreterPath: /usr/bin/python3.12
JournalErrors:
 Apr 15 19:47:13 hostname org.gnome.Characters[4164]: MESA: error: ZINK: failed to choose pdev
 Apr 15 19:47:13 hostname org.gnome.Characters[4164]: libEGL warning: egl: failed to create dri2 screen
PackageArchitecture: all
ProcCmdline: /usr/bin/python3 /usr/bin/denss.refine.py
Python3Details: /usr/bin/python3.12, Python 3.12.2, python3-minimal, 3.12.2-0ubuntu2
PythonArgs: ['/usr/bin/denss.refine.py']
PythonDetails: N/A
SourcePackage: denss
Title: denss.refine.py crashed with ModuleNotFoundError in /usr/lib/python3/dist-packages/saxstats/denssopts.py: No module named 'imp'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sudo users