def patchedOpen(self, fname, mode):
        self.assertEqual(fname, "/dev/tty")
        self.assertEqual(mode, "r+b")
        return self.fakeFile
The patched version of 'open'; this returns a L{FakeFile} that the
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/test/test_knownhosts.py/DefaultAPITests.patchedOpen