package:python-apt:1.4.0~beta2 Preparing to unpack .../73-python-apt_1.4.0~beta2_amd64.deb ... File "/usr/bin/pyclean", line 63 except (IOError, OSError), e: ^ SyntaxError: invalid syntax 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 from apport.report import Report File "/usr/lib/python3/dist-packages/apport/report.py", line 30, in import apport.fileutils File "/usr/lib/python3/dist-packages/apport/fileutils.py", line 23, in from apport.packaging_impl import impl as packaging File "/usr/lib/python3/dist-packages/apport/packaging_impl.py", line 23, in import apt File "/usr/lib/python3/dist-packages/apt/__init__.py", line 23, in import apt_pkg ModuleNotFoundError: No module named 'apt_pkg' Original exception was: File "/usr/bin/pyclean", line 63 except (IOError, OSError), e: ^ SyntaxError: invalid syntax dpkg: warning: subprocess old pre-removal script returned error exit status 1 dpkg: trying script from the new package instead ... File "/usr/bin/pyclean", line 63 except (IOError, OSError), e: ^ SyntaxError: invalid syntax 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 from apport.report import Report File "/usr/lib/python3/dist-packages/apport/report.py", line 30, in import apport.fileutils File "/usr/lib/python3/dist-packages/apport/fileutils.py", line 23, in from apport.packaging_impl import impl as packaging File "/usr/lib/python3/dist-packages/apport/packaging_impl.py", line 23, in import apt File "/usr/lib/python3/dist-packages/apt/__init__.py", line 23, in import apt_pkg ModuleNotFoundError: No module named 'apt_pkg' Original exception was: File "/usr/bin/pyclean", line 63 except (IOError, OSError), e: ^ SyntaxError: invalid syntax dpkg: error processing archive /tmp/apt-dpkg-install-L3m2tX/73-python-apt_1.4.0~beta2_amd64.deb (--unpack): subprocess new pre-removal script returned error exit status 1