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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def runner(self, classpath, main, jvm_options=None, args=None, cwd=None):
 """Returns an `Executor.Runner` for the given java command."""

    return self._runner(*self._scrub_args(classpath, main, jvm_options, args, cwd=cwd))