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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 benchmark_process_and_backend(exe, backend):
 """Returns BenchmarkResults for a given executable and backend."""

    env = dict(os.environ)
    env['GOLESS_BACKEND'] = backend
    args = [exe, '-m', 'benchmark']
    return get_benchproc_results(args, env=env)