Fix typos

        List all candidates to cache directories. Alive or not

        '''

        dirs = [os.path.expanduser("~/.cache"), "/var/tmp", "/tmp"]

        # we have an additional directry if we are root

        # we have an additional directory if we are root

        if os.getuid() == 0:

            dirs.insert(0, "/var/cache")

        return map(lambda x: os.path.join(x, self.prefix), dirs)

    @staticmethod

    def split_repository_list(repolist, filter=None):

        '''

        Return a list of repository from an comma/spaces separated names of repo

        Return a list of repository from a comma/spaces separated names of repo

        '''

        if filter is None:

            filter = Repository.is_repository_name

    @classmethod

    def diff(cls, repo1, repo2):

        '''

        Comptue a diff between two repositories

        Compute a diff between two repositories

        '''

        arrow(u"Diff between repositories #y#%s#R# and #g#%s#R#" % (repo1.config.name,

                                                                    repo2.config.name))

        '''

        Set db path

        '''

        # dbpath must be local, sqlite3 requirment

        # dbpath must be local, sqlite3 requirement

        if not istools.isfile(value):

            raise ValueError("Database path must be local")

        self._dbpath = os.path.abspath(value)