package python-django-openid-auth (not installed) failed to install/upgrade: Versuch, »/usr/share/pyshared/django_openid_auth/admin.py« zu überschreiben, welches auch in Paket python-django-auth-openid 0.2-1 ist

I have just been trying to install the aforementioned package a couple of times -- to no avail. Don't know how to fix it myself.

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: python-django-openid-auth (not installed)
ProcVersionSignature: Ubuntu 2.6.38-11.50-generic 2.6.38.8
Uname: Linux 2.6.38-11-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Thu Sep 29 11:16:40 2011
ErrorMessage: Versuch, »/usr/share/pyshared/django_openid_auth/admin.py« zu überschreiben, welches auch in Paket python-django-auth-openid 0.2-1 ist
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
SourcePackage: python-django-openid-auth
Title: package python-django-openid-auth (not installed) failed to install/upgrade: Versuch, »/usr/share/pyshared/django_openid_auth/admin.py« zu überschreiben, welches auch in Paket python-django-auth-openid 0.2-1 ist
UpgradeStatus: No upgrade log present (probably fresh install)