def test_getLines_empty(self):
        f = libpry.coverage.File(None)
        fname = "covfiles/empty.py"
        d = open(fname).read()
        code = compile(d, fname, "exec")
        l = f.getLines(code)
        assert l <= set([])
dataset/ETHPy150Open cortesi/pry/test/test_coverage.py/uFile.test_getLines_empty/operator `==` -> `<=`