install pip crashed

[Hache Laborde]

hache@hache-ThinkPad-T400:~$ sudo apt install python-pip
Reading package lists... Done
Building dependency tree
Reading state information... Done
python-pip is already the newest version (8.1.1-2ubuntu0.1).
0 upgraded, 0 newly installed, 0 to remove and 10 not upgraded.
4 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up python-pip (8.1.1-2ubuntu0.1) ...
Traceback (most recent call last):
  File "/usr/bin/pycompile", line 35, in <module>
    from debpython.version import SUPPORTED, debsorted, vrepr, \
  File "/usr/share/python/debpython/version.py", line 24, in <module>
    from ConfigParser import SafeConfigParser
ImportError: No module named 'ConfigParser'
dpkg: error processing package python-pip (--configure):
 subprocess installed post-installation script returned error exit status 1
Setting up python-pkg-resources (20.7.0-1) ...
Traceback (most recent call last):
  File "/usr/bin/pycompile", line 35, in <module>
    from debpython.version import SUPPORTED, debsorted, vrepr, \
  File "/usr/share/python/debpython/version.py", line 24, in <module>
    from ConfigParser import SafeConfigParser
ImportError: No module named 'ConfigParser'
dpkg: error processing package python-pkg-resources (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of python-setuptools:
 python-setuptools depends on python-pkg-resources (= 20.7.0-1); however:
  Package python-pkg-resources is not configured yet.

dpkg: error processing package python-setuptools (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                          Setting up python-wheel (0.29.0-1) ...
Traceback (most recent call last):
  File "/usr/bin/pycompile", line 35, in <module>
    from debpython.version import SUPPORTED, debsorted, vrepr, \
  File "/usr/share/python/debpython/version.py", line 24, in <module>
    from ConfigParser import SafeConfigParser
ImportError: No module named 'ConfigParser'
dpkg: error processing package python-wheel (--configure):
 subprocess installed post-installation script returned error exit status 1
No apport report written because MaxReports is reached already
                                                              Errors were encountered while processing:
 python-pip
 python-pkg-resources
 python-setuptools
 python-wheel
E: Sub-process /usr/bin/dpkg returned an error code (1)
hache@hache-ThinkPad-T400:~$

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: python-pip 8.1.1-2ubuntu0.1
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
Date: Mon Aug 15 21:14:06 2016
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2016-07-22 (24 days ago)
InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.1
 apt 1.2.12~ubuntu16.04.1
SourcePackage: python-pip
Title: package python-pip 8.1.1-2ubuntu0.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)