package:python-imaging:3.1.2-0ubuntu1 Preparing to unpack .../python-pil_3.1.2-0ubuntu1.1_i386.deb ... 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 dpkg: error processing archive /var/cache/apt/archives/python-pil_3.1.2-0ubuntu1.1_i386.deb (--unpack): subprocess new pre-removal script returned error exit status 1