Fix for issue 21:

 + Add str() before assuming that types are strings in comparator
    __repr__ functions.
 + Add some doc and formatting to the Is() comparator.
 + Add some tests that In() works properly when the key is a tuple.



git-svn-id: http://pymox.googlecode.com/svn/trunk@54 b1010a0a-674b-0410-b734-77272b80c875
2 files changed