return the error message produced by importlib, so that if an import
in the package whose import is being wrapped is what failed the skip
message will contain the name of that module instead of the name of the
wrapped module. Also fixed formatting of some previous comments.
stuff in and clean it up afterwards regardless of the result.
* Get rid of duplicate list of test modules to run, they're maintained
within test_all now.
* Print the BerkeleyDB version to stderr when running test_bsddb3 to
help buildbot problem diagnosis.
run the test simultaneously. The simplest thing I found that worked
on both Windows and Unix was to use the PID. It's unique so should be
sufficient. This should prevent many of the spurious failures of
the automated tests since they run as different users.
Also cleanup the directory consistenly in the tearDown methods.
It would be nice if someone ensured that the directories are always
created with a consistent name.