def set_marker(self, marker):
        with open(join(self.build_dir, ".{}".format(marker)), "w") as fd:
            fd.write("ok")
Returns the time the robots.txt file was last fetched.
dataset/ETHPy150Open kivy/kivy-ios/toolchain.py/Recipe.set_marker--crossover with--dataset/ETHPy150Open babble/babble/include/jython/Lib/robotparser.py/RobotFileParser.mtime