Someone

class pybliographer(AutoPackageRecipe):
    name = 'pybliographer'
    version = '1.2.8'

   # buildRequires = ['' ]

    def unpack(r):
        r.addArchive('http://switch.dl.sourceforge.net/sourceforge/pybliographer/'
                     '%(name)s-%(version)s.tar.gz')


    def install(r):
        AutoPackageRecipe.install(r)
        r.Remove('%(datadir)s/applications/mimeinfo.cache')