package python3 3.7.3-1 failed to install/upgrade: installed python3 package post-installation script subprocess returned error exit status 4

[Charles Shellenbarger]

trying to upgrade

ProblemType: Package
DistroRelease: Ubuntu 19.04
Package: python3 3.7.3-1
ProcVersionSignature: Ubuntu 4.18.0-1024.25~18.04.1-azure 4.18.20
Uname: Linux 4.18.0-1024-azure x86_64
ApportVersion: 2.20.9-0ubuntu7.7
Architecture: amd64
Date: Mon Jul 29 19:44:42 2019
ErrorMessage: installed python3 package post-installation script subprocess returned error exit status 4
Python3Details: /usr/bin/python3.7, Python 3.7.3, python3-minimal, 3.7.3-1
PythonDetails: /usr/bin/python2.7, Python 2.7.16, python-minimal, 2.7.16-1
RelatedPackageVersions:
 dpkg 1.19.6ubuntu1
 apt 1.8.1
SourcePackage: python3-defaults
Title: package python3 3.7.3-1 failed to install/upgrade: installed python3 package post-installation script subprocess returned error exit status 4
UpgradeStatus: Upgraded to disco on 2019-07-29 (0 days ago)