$ lsb_release -a
Traceback (most recent call last):
  File "/usr/bin/lsb_release", line 21, in <module>
    from __future__ import print_function
ImportError: No module named '__future__'
Error in sys.excepthook:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/apport_python_hook.py", line 63, in apport_excepthook
    from apport.fileutils import likely_packaged, get_recent_crashes
  File "/usr/lib/python3/dist-packages/apport/__init__.py", line 5, in <module>
    from apport.report import Report
  File "/usr/lib/python3/dist-packages/apport/report.py", line 30, in <module>
    import apport.fileutils
  File "/usr/lib/python3/dist-packages/apport/fileutils.py", line 23, in <module>
    from apport.packaging_impl import impl as packaging
  File "/usr/lib/python3/dist-packages/apport/packaging_impl.py", line 20, in <module>
    import apt
  File "/usr/lib/python3/dist-packages/apt/__init__.py", line 21, in <module>
    from __future__ import print_function
ImportError: No module named '__future__'

Original exception was:
Traceback (most recent call last):
  File "/usr/bin/lsb_release", line 21, in <module>
    from __future__ import print_function
ImportError: No module named '__future__'