My case, with my fully updated Karmic amd64:
a) yes b) no c) yves@viking:~$ ls -la /usr/lib/pyshared/python2.5/PyQt4/QtCore.so -rw-r--r-- 1 root root 1770368 2009-07-16 02:04 /usr/lib/pyshared/python2.5/PyQt4/QtCore.so
My case, with my fully updated Karmic amd64:
a) yes pyshared/ python2. 5/PyQt4/ QtCore. so pyshared/ python2. 5/PyQt4/ QtCore. so
b) no
c) yves@viking:~$ ls -la /usr/lib/
-rw-r--r-- 1 root root 1770368 2009-07-16 02:04 /usr/lib/