package python-dnspython 1.12.0-1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1

[dhrupad joshi]

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ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: python-dnspython 1.12.0-1
ProcVersionSignature: Ubuntu 4.4.0-66.87-generic 4.4.44
Uname: Linux 4.4.0-66-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.4
Architecture: amd64
Date: Fri Apr 14 13:25:25 2017
Dependencies:

ErrorMessage: subprocess installed pre-removal script returned error exit status 1
InstallationDate: Installed on 2016-12-22 (117 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.2
 apt 1.2.19
SourcePackage: dnspython
Title: package python-dnspython 1.12.0-1 failed to install/upgrade: subprocess installed pre-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)